﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" returnVersion="2017v2.2">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2019-07-03T12:06:19-04:00</ReturnTs>
    <TaxPeriodEndDt>2018-08-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>205907840</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Ketcham &amp; Associates LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>202 Mountain Avenue</AddressLine1Txt>
        <CityNm>Westfield</CityNm>
        <StateAbbreviationCd>NJ</StateAbbreviationCd>
        <ZIPCd>07090</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2017-09-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>221853399</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>PRINCETON MONTESSORI SOCIETY</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>PRIN</BusinessNameControlTxt>
      <USAddress>
        <AddressLine1Txt>487 Cherry Valley Road</AddressLine1Txt>
        <CityNm>Princeton</CityNm>
        <StateAbbreviationCd>NJ</StateAbbreviationCd>
        <ZIPCd>08540</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Lee Gardner</PersonNm>
      <PersonTitleTxt>Chairperson</PersonTitleTxt>
      <PhoneNum>6099244594</PhoneNum>
      <SignatureDt>2019-01-15</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>Steven Ketcham CPA</PreparerPersonNm>
      <PTIN>P01439801</PTIN>
      <PhoneNum>9082324618</PhoneNum>
      <PreparationDt>2019-07-03</PreparationDt>
    </PreparerPersonGrp>
    <FilingSecurityInformation>
      <IPAddress>
        <IPv4AddressTxt>74.71.3.81</IPv4AddressTxt>
      </IPAddress>
      <IPDt>2019-07-03</IPDt>
      <IPTm>12:07:36</IPTm>
      <FederalOriginalSubmissionId>2026102019184s5zqksb</FederalOriginalSubmissionId>
      <FederalOriginalSubmissionIdDt>2019-07-03</FederalOriginalSubmissionIdDt>
      <FilingLicenseTypeCd>P</FilingLicenseTypeCd>
      <AtSubmissionCreationDeviceId>CE2C7FD7F7F31DEE56E0CE49F8C77AE5E7C5B8D1</AtSubmissionCreationDeviceId>
      <AtSubmissionFilingDeviceId>CE2C7FD7F7F31DEE56E0CE49F8C77AE5E7C5B8D1</AtSubmissionFilingDeviceId>
    </FilingSecurityInformation>
    <TaxYr>2017</TaxYr>
    <BuildTS>2020-03-31 21:24:44Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="8">
    <IRS990 documentId="IRS990">
      <PrincipalOfficerNm>Dale Santos</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>487 Cherry Valley Road</AddressLine1Txt>
        <CityNm>Princeton</CityNm>
        <StateAbbreviationCd>NJ</StateAbbreviationCd>
        <ZIPCd>08540</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>7491009</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.PRINCETONMONTESSORI.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1968</FormationYr>
      <LegalDomicileStateCd>NJ</LegalDomicileStateCd>
      <ActivityOrMissionDesc>Organizations Mission (Page 1, Part I, Line 1 &amp; Page 2, Part III, Line 1): Princeton Montessori Society is dedicated to developing passion and nurturing potential in each child, through the values and principles of the Montessori philosophy. (Continued Schedule O)</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>8</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>8</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>76</TotalEmployeeCnt>
      <TotalVolunteersCnt>35</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>156950</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>136161</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>6907620</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>7339577</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>1132</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>1760</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>10126</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>9541</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>7075828</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>7487039</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>1438300</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>1216856</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>3886263</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>4083773</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>10008</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>1993014</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>2145673</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>7317577</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>7446302</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>-241749</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>40737</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>9372990</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>9138866</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>10823039</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>10146150</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>-1450049</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>-1007284</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>Organizations Mission (Page 1, Part I, Line 1 &amp; Page 2, Part III, Line 1): Princeton Montessori Society is dedicated to developing passion and nurturing potential in each child, through the values and principles of the Montessori philosophy. (Continued Schedule O)</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>5770194</ExpenseAmt>
      <RevenueAmt>7491009</RevenueAmt>
      <Desc>The Organization is an independent school that offers progressive, scientifically-supportededucational programs for children from eight weeks of age through eighth grade. These programs consist of multi-age groupings where children enjoy a prepared environment that optimizes personalized learning,allows for peer learning, and emphasizes hands-on and applied experiences that lead tomastery of both academic knowledge and real world skills that will serve them intoadulthood. These prepared learning environments are supported by highly traineddevelopmental specialists who are educational guides, supporting the holistic development ofthe children they serve. In this way, we are able to meet our mission for each child.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>109313</ExpenseAmt>
        <Desc>In 2018, Princeton Montessori School proudly received authorization for the Middle years Programme asan International Baccalaureate (IB) World School at the MYP level. A new committee was formed toplan faculty professional development, intended to increase faculty attendance at professionaldevelopment opportunities throughout the year. An improved employee growth and development plan(GDP) system was implemented to align faculty and staff performance with organizational goals. A newinternet network was installed providing secure and uninterrupted service throughout the building toincrease bandwidth, network speed and support technology needs in the classroom. Finally, the Schoolinstituted a print program by installing several state of the art copiers/printers throughout the school tosupport teachers in creating better teaching materials.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>50000</ExpenseAmt>
        <Desc>For the 2017-18 academic year, the school had the highest enrollment of the past four years. This was adirect result of leaderships focus on developing a contemporary independent school admissions teammodel, forming and benefiting from a Retention Committee, improving our marketing and branding, andmost importantly, investing in quality improvements within each program. In making strides towardhelping parents better understand the value of a quality Montessori education, we createdprogram-specific videos, restructured our Back to School Night format to allow hands on interaction withmaterials and teacher described purpose of curriculum. The school has improved its promotion of key and unique happenings and traditions, such as our middle school trip to Spain and involvement withMontessori Model United Nations, which will also benefit retention.</Desc>
      </ProgSrvcAccomActy3Grp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>19234</ExpenseAmt>
        <Desc>In 2017, Princeton Montessori School was reaccredited, and continues to maintain the highest level ofaccreditation granted by the American Montessori Society (AMS). The school increased the offerings toteachers for professional growth and development through workshop and conference opportunities. Theschool improved its hiring procedures and candidate vetting process, resulting in hiring the best andbrightest candidates. The school has also improved its onboarding and orientation process for newhires.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>15000</ExpenseAmt>
        <Desc>During the summer of 2018, the school funded curriculum projects for Upper School (grades 1-8)intended to meet curriculum transparency and improvement goals. In 2017, Princeton MontessoriSchool partnered with Dr. Noble and Associates to provide psychoeducational support to teachers,parents and students. We also initiated annual reading screenings, conducted three times a year forgrades k-5, which allows the school to offer early interventions for at risk readers. We also initiated theuse of a Wilson-based reading curriculum, called Fundations, for use in Elementary and Primaryprograms. Finally, an expert high school placement professional was hired to work with middle schoolstudents and parents in the transition from our Middle School Program to area high schools.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>11895</ExpenseAmt>
        <Desc>In 2017-18, for the first time ever, a faculty salary guide was shared with the teaching staff, allowing ourfaculty compensation model to be transparent. Minimum salaries for all faculty positions were increasedfrom the previous year beyond the annual salary increase percentage.In addition, employee benefitpackages were improved through increased society contributions with a commitment to continue to buildto a market competitive level. For the first time ever, all faculty and staff received a modest bonus at theend of the 2017-18 fiscal year.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>8735</ExpenseAmt>
        <Desc>Several new faculty members were hired, after completing their internship here, who meet our highstandards of professionalism and competency. In the fall of 2018, during the all-faculty meeting, theprofessional qualities of a teacher were explained and expectations were set forth to all faculty and stafffor the upcoming year and then incorporated into individual and team goals for the year. Increasededucational leadership and oversight of programs through direct observation and feedback has beenimplemented by HOS and Director of Education.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>5000</ExpenseAmt>
        <Desc>A Diversity &amp; Inclusion committee was established and now meets regularly to examine ways in whichthe school can better serve the diverse needs of its families and staff and ensure an inclusiveenvironment for all, ending in a report of recomendation to the HOS. Parents, faculty, and staff areinvited to serve on the committee. We also added books to Primary &amp; Elementary libraries that meetdiversity and inclusion goals. Moving forward, the school is considering different events that celebratediversity and respect families of all kinds. A professional development session for faculty is planned forfall of 2019 on how to establish a class environment that is actively inclusive.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <TotalOtherProgSrvcExpenseAmt>59864</TotalOtherProgSrvcExpenseAmt>
      <TotalProgramServiceExpensesAmt>5989371</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="990A">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="990B">true</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd>false</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="990D">true</ConservationEasementsInd>
      <CollectionsOfArtInd>false</CollectionsOfArtInd>
      <CreditCounselingInd>false</CreditCounselingInd>
      <TempOrPermanentEndowmentsInd>false</TempOrPermanentEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="990D">true</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd>false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd>false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd>false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="990D">true</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="990D">true</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="990D">true</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd>false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd referenceDocumentId="990E">true</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="990I">true</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>false</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>false</PYExcessBenefitTransInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWithOfficerEntInd>false</BusinessRlnWithOfficerEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd>false</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>29</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>true</BackupWthldComplianceInd>
      <EmployeeCnt>76</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>true</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>false</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>false</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>8</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>8</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>false</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>false</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>true</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>true</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>true</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>NJ</StatesWhereCopyOfReturnIsFldCd>
      <OtherWebsiteInd>X</OtherWebsiteInd>
      <BooksInCareOfDetail>
        <PersonNm>Dale Santos</PersonNm>
        <PhoneNum>6099244594</PhoneNum>
        <USAddress>
          <AddressLine1Txt>487 Cherry Valley Road</AddressLine1Txt>
          <CityNm>Princeton</CityNm>
          <StateAbbreviationCd>NJ</StateAbbreviationCd>
          <ZIPCd>08540</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>Peter Egbert</PersonNm>
        <TitleTxt>Board of Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Maeve Egner</PersonNm>
        <TitleTxt>Board of Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Lee Gardner</PersonNm>
        <TitleTxt>Board of Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Stan Kang</PersonNm>
        <TitleTxt>Board of Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Ugur Koyluoglu</PersonNm>
        <TitleTxt>Board of Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Sunanda Nair-Bidkar</PersonNm>
        <TitleTxt>Board of Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Jennifer Ni</PersonNm>
        <TitleTxt>Board of Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Rita Zetterberg</PersonNm>
        <TitleTxt>Board of Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Dale Santos</PersonNm>
        <TitleTxt>Director of Finance</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>99189</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Michelle Morrison</PersonNm>
        <TitleTxt>Executive Director</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>129607</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>228796</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>0</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>1</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>false</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <AllOtherContributionsAmt>136161</AllOtherContributionsAmt>
      <TotalContributionsAmt>136161</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>Tuition revenue</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>7047999</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>7047999</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>Other income</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>291578</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>291578</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>7339577</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>1760</TotalRevenueColumnAmt>
        <ExclusionAmt>1760</ExclusionAmt>
      </InvestmentIncomeGrp>
      <FundraisingGrossIncomeAmt>13511</FundraisingGrossIncomeAmt>
      <FundraisingDirectExpensesAmt>3970</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>9541</TotalRevenueColumnAmt>
        <ExclusionAmt>9541</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>7487039</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>7339577</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>11301</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>1216856</TotalAmt>
        <ProgramServicesAmt>1216856</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>228796</TotalAmt>
        <ProgramServicesAmt>64803</ProgramServicesAmt>
        <ManagementAndGeneralAmt>163993</ManagementAndGeneralAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>2964257</TotalAmt>
        <ProgramServicesAmt>2532276</ProgramServicesAmt>
        <ManagementAndGeneralAmt>431981</ManagementAndGeneralAmt>
      </OtherSalariesAndWagesGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>659415</TotalAmt>
        <ProgramServicesAmt>536337</ProgramServicesAmt>
        <ManagementAndGeneralAmt>123078</ManagementAndGeneralAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>231305</TotalAmt>
        <ProgramServicesAmt>188133</ProgramServicesAmt>
        <ManagementAndGeneralAmt>43172</ManagementAndGeneralAmt>
      </PayrollTaxesGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>18000</TotalAmt>
        <ManagementAndGeneralAmt>18000</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>126545</TotalAmt>
        <ProgramServicesAmt>87168</ProgramServicesAmt>
        <ManagementAndGeneralAmt>29369</ManagementAndGeneralAmt>
        <FundraisingAmt>10008</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>49775</TotalAmt>
        <ProgramServicesAmt>49775</ProgramServicesAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>19700</TotalAmt>
        <ManagementAndGeneralAmt>19700</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <OccupancyGrp>
        <TotalAmt>157340</TotalAmt>
        <ProgramServicesAmt>157340</ProgramServicesAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>34639</TotalAmt>
        <ProgramServicesAmt>34639</ProgramServicesAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>30317</TotalAmt>
        <ProgramServicesAmt>30317</ProgramServicesAmt>
      </ConferencesMeetingsGrp>
      <InterestGrp>
        <TotalAmt>293657</TotalAmt>
        <ManagementAndGeneralAmt>293657</ManagementAndGeneralAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>578472</TotalAmt>
        <ProgramServicesAmt>289236</ProgramServicesAmt>
        <ManagementAndGeneralAmt>289236</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>127327</TotalAmt>
        <ProgramServicesAmt>127327</ProgramServicesAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>Direct educational expenses</Desc>
        <TotalAmt>343050</TotalAmt>
        <ProgramServicesAmt>343050</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Supplies</Desc>
        <TotalAmt>43694</TotalAmt>
        <ProgramServicesAmt>43694</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Telephone</Desc>
        <TotalAmt>15888</TotalAmt>
        <ProgramServicesAmt>15888</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Maintenance and repairs</Desc>
        <TotalAmt>189294</TotalAmt>
        <ProgramServicesAmt>189294</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>117975</TotalAmt>
        <ProgramServicesAmt>83238</ProgramServicesAmt>
        <ManagementAndGeneralAmt>34737</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>7446302</TotalAmt>
        <ProgramServicesAmt>5989371</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1446923</ManagementAndGeneralAmt>
        <FundraisingAmt>10008</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>1755699</BOYAmt>
        <EOYAmt>48885</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>113520</BOYAmt>
        <EOYAmt>2126438</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>10000</BOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>128331</BOYAmt>
        <EOYAmt>31654</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>367598</BOYAmt>
        <EOYAmt>345275</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>14654520</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>8138965</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>6899234</BOYAmt>
        <EOYAmt>6515555</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>62013</BOYAmt>
        <EOYAmt>62964</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>36595</BOYAmt>
        <EOYAmt>8095</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>9372990</BOYAmt>
        <EOYAmt>9138866</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>150057</BOYAmt>
        <EOYAmt>120932</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>2878343</BOYAmt>
        <EOYAmt>2921890</EOYAmt>
      </DeferredRevenueGrp>
      <TaxExemptBondLiabilitiesGrp>
        <BOYAmt>6763875</BOYAmt>
        <EOYAmt>6554478</EOYAmt>
      </TaxExemptBondLiabilitiesGrp>
      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>78750</BOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>952014</BOYAmt>
        <EOYAmt>548850</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>10823039</BOYAmt>
        <EOYAmt>10146150</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsSFAS117Ind>X</OrganizationFollowsSFAS117Ind>
      <UnrestrictedNetAssetsGrp>
        <BOYAmt>-1450049</BOYAmt>
        <EOYAmt>-1007284</EOYAmt>
      </UnrestrictedNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>-1450049</BOYAmt>
        <EOYAmt>-1007284</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>9372990</BOYAmt>
        <EOYAmt>9138866</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>40737</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>402028</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="990A">
      <SchoolInd>X</SchoolInd>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="990B">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="990D">
      <ProtectionNaturalHabitatInd>X</ProtectionNaturalHabitatInd>
      <TotalEasementsCnt>1</TotalEasementsCnt>
      <TotalAcreageCnt>6.00</TotalAcreageCnt>
      <HistoricStructureEasementsCnt>1</HistoricStructureEasementsCnt>
      <HistoricStrctrEasementsAftrCnt>1</HistoricStrctrEasementsAftrCnt>
      <StatesEasementsHeldCnt>1</StatesEasementsHeldCnt>
      <WrittenPolicyMonitoringInd>false</WrittenPolicyMonitoringInd>
      <Section170hRqrStsfdInd>false</Section170hRqrStsfdInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>445781</OtherCostOrOtherBasisAmt>
        <BookValueAmt>445781</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>13355688</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>7476633</DepreciationAmt>
        <BookValueAmt>5879055</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>853051</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>662332</DepreciationAmt>
        <BookValueAmt>190719</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>6515555</TotalBookValueLandBuildingsAmt>
      <OtherAssetsOrgGrp>
        <Desc>Security deposits</Desc>
      </OtherAssetsOrgGrp>
      <OtherAssetsOrgGrp>
        <Desc>Cash restricted for escrow deposit</Desc>
        <BookValueAmt>8095</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>8095</TotalBookValueOtherAssetsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>Interest rate swap</Desc>
        <Amt>548850</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>548850</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>6672211</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>402028</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>402028</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>6270183</RevenueSubtotalAmt>
      <OtherRevenuesNotIncludedAmt>1216856</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>1216856</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>7487039</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>6229446</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>6229446</ExpensesSubtotalAmt>
      <OtherExpensesNotIncludedAmt>1216856</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>1216856</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>7446302</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Reports conservation easements (Part II, line 9)</FormAndLineReferenceDesc>
        <ExplanationTxt>The conservation easement is part of the land that is owned by the Princeton Montessori Society. Therefore, the easement is an asset on the balance sheet.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other revenues included on Form 990 (Part XI, line 4b)</FormAndLineReferenceDesc>
        <ExplanationTxt>Tuition assistance in the amount of $1,216,856.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other expenses included on Form 990 (Part XII, line 4b)</FormAndLineReferenceDesc>
        <ExplanationTxt>Tuition assistance in the amount of $1,216,856.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Footnote for uncertain tax position under FIN 48 (Part X)</FormAndLineReferenceDesc>
        <ExplanationTxt>Generally accepted accounting principles prescribe how an organization should measure, recognize, present and disclose in its financial statements tax positions that the organization has taken on its information returns. The Organization regularly reviews its tax positions taken and as reflected in its financial statements, with regard to issues affecting tax matters. The Organization has concluded that no tax benefits or liabilities are required to be recognized in accordance with generally accepted accounting principles.The Organizations tax and information returns are generally subject to examination by taxing authorities for three years, including 2015, 2016, and 2017.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>General Explanation Attachment</FormAndLineReferenceDesc>
        <ExplanationTxt>Part XI, Line 2A (Net Unrealized Gains on Investments) - Unrealized gain on interst rate swap in the amount of $403,164. Unrealized loss on investment in the amount of $1,136.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleE documentId="990E">
      <NondiscriminatoryPolicyStmtInd>true</NondiscriminatoryPolicyStmtInd>
      <PolicyStmtInBrochuresEtcInd>true</PolicyStmtInBrochuresEtcInd>
      <PlcyPblczdViaBroadcastMediaInd>true</PlcyPblczdViaBroadcastMediaInd>
      <MaintainRacialCompRecsInd>true</MaintainRacialCompRecsInd>
      <MaintainScholarshipsRecsInd>true</MaintainScholarshipsRecsInd>
      <MaintainCpyOfBrochuresEtcInd>true</MaintainCpyOfBrochuresEtcInd>
      <MaintainCpyOfAllSolInd>true</MaintainCpyOfAllSolInd>
      <DiscriminateRaceStdntsRghtsInd>false</DiscriminateRaceStdntsRghtsInd>
      <DiscriminateRaceAdmissPlcyInd>false</DiscriminateRaceAdmissPlcyInd>
      <DiscriminateRaceEmplmFcultyInd>false</DiscriminateRaceEmplmFcultyInd>
      <DiscriminateRaceSchsInd>false</DiscriminateRaceSchsInd>
      <DiscriminateRaceEducPlcyInd>false</DiscriminateRaceEducPlcyInd>
      <DiscriminateRaceUseOfFcltsInd>false</DiscriminateRaceUseOfFcltsInd>
      <DiscriminateRaceAthltProgInd>false</DiscriminateRaceAthltProgInd>
      <DiscriminateRaceOtherActyInd>false</DiscriminateRaceOtherActyInd>
      <GovernmentFinancialAidRcvdInd>false</GovernmentFinancialAidRcvdInd>
      <GovernmentFinancialAidRvkdInd>false</GovernmentFinancialAidRvkdInd>
      <ComplianceWithRevProc7550Ind>true</ComplianceWithRevProc7550Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Description of nondiscriminatory policy (Question 3)</FormAndLineReferenceDesc>
        <ExplanationTxt>It is the policy of Organization not to discriminate on the basis of race, color, religion, sex, national origin, age or disability in its educational programs and its related policies and procedures.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleE>
    <IRS990ScheduleG documentId="990G" />
    <IRS990ScheduleI documentId="990I">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>Scholarship for students attending PMS Prog</GrantTypeTxt>
        <RecipientCnt>6</RecipientCnt>
        <CashGrantAmt>67567</CashGrantAmt>
        <ValuationMethodUsedDesc>FMV-comparable fees</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>Tuition scholarships</NonCashAssistanceDesc>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>Tuition assistance for students attending PMS Prog</GrantTypeTxt>
        <RecipientCnt>54</RecipientCnt>
        <CashGrantAmt>1149289</CashGrantAmt>
        <ValuationMethodUsedDesc>FMV-comparable fees</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>Tuition assistance</NonCashAssistanceDesc>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Monitoring procedures (Part I, line 2)</FormAndLineReferenceDesc>
        <ExplanationTxt>All families are welcome annually to apply for tuition assistance which is processed through TADS, which is an online tuition and financial aid assessment service. TADS compiles each applicants financial data and, based on their benchmarks, provides recommended tuition amounts for eligible families. The Organization has a committee that oversees and reviews tuition assistance and is comprised of the Head of School, Admissions Director, Development Director and School Registrar. Based on their analysis the committee adjusts TADs tuition assistance recommendations accordingly. After the committees review the school registrar proceeds and informs the families through their written tuition contracts.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>The 990 form and the related schedules are provided to and reviewed by select members of the board as well as management prior to submittal to the respective tax agencies.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Conflict of interest policy compliance Part VI line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>All board members as well as key employees and management are required to immediately disclose any relationship that may potentially give rise to a conflict of interest.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>CEO executive director top management comp Part VI line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>Compensation for Head of School is discussed and set by the board of directors and is reviewed per annum. Remainder of senior administration is approved through the budget process which is evaluated and reviewed annually.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other officer or key employee compensation Part VI line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>All compensation for key personnel is approved through the budget process by the board of directors which is evaluated and reviewed annually.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>The organization makes available its governing documents, conflict of interest policy and other policies and procedures upon request. The financial statements are also made available upon request. The 990 filing and the related schedules are made available upon request and can also be found on Guidestar.com, which is an independent entity that makes available via their website certain nonprofit information including but not limited to the Form 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>General explanation attachment</FormAndLineReferenceDesc>
        <ExplanationTxt>Organizations Mission (Page 1, Part I, Line 1 &amp; Page 2, Part III, Line 1): We strive to promote intrinsic motivation, self-reliance, social responsibility, and a love of learning so that as global citizens, our students can lead fulfilling lives and work to better the world.The Society is comprised of Princeton Montessori School ( PMONTS) and Princeton Center for Teacher Education (PCTE). The Society provides Montessori education for children from infancy through middle school, summer enrichment for infants-lower elementary-aged students, trains prospective Montessori teachers, and educates parents. Founded in 1968, Princeton Montessori School is an independent, co-educational day school, dedicated to the highest quality education of children and developing passion and nurturing the potential in each child,through the values and principles of the Montessori philosophy.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>