| NATIONAL TRUST FOR PLACES OF HISTORIC INTEREST OR NATURAL BEAUT | $898,624,000 | A80 | inferred 0.60 | | United Kingdom | 2024 |
| TRUST FOR THE NATIONAL MALL | $322,116,282 | A80 | published | | Washington, DC | 2025 |
| THE BARACK OBAMA FOUNDATION | $209,759,915 | A80 | published | violence: community | Chicago, IL | 2024 |
| COLONIAL WILLIAMSBURG FOUNDATION | $149,379,664 | A80 | published | science: research education | Williamsburg, VA | 2024 |
| NATIONAL TRUST FOR HISTORIC PRESERVATION IN THE UNITED STATES | $104,875,831 | A80 | published | | Washington, DC | 2024 |
| MINNESOTA HISTORICAL SOCIETY | $85,392,186 | A80 | published | science: christian science | Saint Paul, MN | 2024 |
| MOUNT VERNON LADIES ASSOCIATION OF THE UNION | $82,188,334 | A80 | published | shelter: animal | Mount Vernon, VA | 2024 |
| SHUBERT FOUNDATION INC | $77,367,013 | A80 | inferred 0.60 | | New York, NY | 2024 |
| NAVY PIER INC | $74,554,644 | A80 | published | women: issues | Chicago, IL | 2024 |
| VIZCAYA MUSEUM AND GARDENS TRUST INC | $45,234,945 | A80 | published | science: research education | Miami, FL | 2024 |
| PRESERVATION SOCIETY OF NEWPORT COUNTY | $43,998,875 | A80 | published | | Newport, RI | 2024 |
| NEW YORK HISTORICAL SOCIETY | $43,143,885 | A80 | published | women: issues | New York, NY | 2024 |
| OHIO HISTORY CONNECTION | $37,587,082 | A80 | published | women: issues | Columbus, OH | 2024 |
| FOX THEATRE INC | $37,365,614 | A80 | published | | Atlanta, GA | 2024 |
| STATUE OF LIBERTY ELLIS ISLAND FOUNDATION INC | $36,399,117 | A80 | published | | New York, NY | 2024 |
| WORLD MONUMENTS FUND INC | $36,029,753 | A80 | published | launch: launch | Nyc, NY | 2024 |
| NATIONAL SOCIETY OF THE DAUGHTERS OF THE AMERICAN REVOLUTION | $33,892,825 | A80 | published | shelter: homeless | Washington, DC | 2024 |
| American Association of Historic | $31,525,275 | A80 | inferred 0.60 | | Akron, OH | 2011 |
| ATLANTA HISTORICAL SOCIETY INC | $31,278,361 | A80 | published | | Atlanta, GA | 2024 |
| SEVENTH REGIMENT ARMORY CONSERVANCY INC | $28,748,363 | A80 | published | space: outer | New York, NY | 2024 |
| ATLANTA BELTLINE PARTNERSHIP INC | $24,928,640 | A80 | published | | Atlanta, GA | 2024 |
| NEW ENGLAND HISTORIC GENEALOGICAL SOCIETY INC | $24,713,504 | A80 | inferred 0.60 | | Boston, MA | 2024 |
| NATIONAL WORLD WAR I MUSEUM AND MEMORIAL | $24,407,999 | A80 | published | | Kansas City, MO | 2024 |
| FRANKLIN COUNTY HISTORICAL SOCIETY | $23,206,469 | A80 | published | girls boys: girl scouts | Columbus, OH | 2024 |
| TIDEWATER AND BIG BEND FOUNDATION | $22,226,529 | A80 | published | science: research education | Houston, TX | 2023 |
| HISTORICAL SOCIETY OF WESTERN PENNSYLVANIA | $22,075,741 | A80 | published | science: research education | Pittsburgh, PA | 2024 |
| HILLWOOD ESTATE MUSEUM & GARDENS | $19,809,810 | A80 | published | girls boys: girl scouts | Washington, DC | 2025 |
| USS MISSOURI MEMORIAL ASSOCIATION INC | $19,547,333 | A80 | published | | Aiea, HI | 2025 |
| EDSEL AND ELEANOR FORD HOUSE | $19,454,895 | A80 | inferred 0.90 | | Grosse Pt Shr, MI | 2024 |
| OLD DARTMOUTH HISTORICAL SOCIETY | $18,678,982 | A80 | published | science: research education | New Bedford, MA | 2024 |
| FRIENDS OF THE HIGH LINE INC | $18,425,398 | A80 | published | launch: launch | New York, NY | 2024 |
| ARIZONA JEWISH HISTORICAL SOCIETY | $18,400,003 | A80 | inferred 0.80 | | Phoenix, AZ | 2024 |
| THEODORE ROOSEVELT MEDORA FOUNDATION | $18,334,928 | A80 | inferred 0.60 | | Medora, ND | 2025 |
| INDIANA HISTORICAL SOCIETY | $17,453,605 | A80 | published | | Indianapolis, IN | 2024 |
| CHICKASAW INKANA FOUNDATION | $15,545,395 | A80 | published | | Tupelo, MS | 2025 |
| NANTUCKET HISTORICAL ASSOCIATION | $14,915,237 | A80 | published | | Nantucket, MA | 2024 |
| VIRGINIA HISTORICAL SOCIETY | $14,914,040 | A80 | published | | Richmond, VA | 2024 |
| HISTORIC HUDSON VALLEY | $14,674,523 | A80 | published | | Tarrytown, NY | 2024 |
| ABILENE HERITAGE SQUARE INC | $14,315,918 | A80 | published | | Abilene, TX | 2024 |
| ROBERT DAVID LION GARDINER FOUNDATION INC | $12,341,558 | A80 | inferred 0.70 | | Riverhead, NY | 2025 |
| JAMESTOWN REDISCOVERY FOUNDATION | $12,245,042 | A80 | published | science: research education | Richmond, VA | 2024 |
| LIBERTY VILLAGE UTAH | $12,187,205 | A80 | published | | St George, UT | 2025 |
| THE BASILICA LANDMARK | $11,720,291 | A80 | published | | Minneapolis, MN | 2024 |
| HISTORIC LANDMARKS FOUNDATION OF INDIANA INC | $11,694,981 | A80 | published | | Indianapolis, IN | 2024 |
| CAPE ANN MUSEUM INC | $11,484,728 | A80 | published | | Gloucester, MA | 2024 |
| THE FORT TICONDEROGA ASSOCIATION INC | $11,164,028 | A80 | published | | Ticonderoga, NY | 2025 |
| MASSACHUSETTS HISTORICAL SOCIETY | $10,818,587 | A80 | published | launch: launch | Boston, MA | 2024 |
| COLEBROOKDALE RAILROAD PRESERVATION TRUST | $10,700,716 | A80 | published | | Boyertown, PA | 2025 |
| OREGON HISTORICAL SOCIETY | $10,700,373 | A80 | published | women: issues | Portland, OR | 2025 |
| MARYLAND HISTORICAL SOCIETY | $10,576,625 | A80 | published | | Baltimore, MD | 2024 |
| PACIFIC HISTORIC PARKS | $10,399,981 | A80 | inferred 0.85 | survivor: disaster | Waipahu, HI | 2024 |
| ESPLANADE ASSOCIATION INC | $9,929,669 | A80 | published | | Boston, MA | 2024 |
| THE PEEL COMPTON FOUNDATION | $9,767,674 | A80 | inferred 0.60 | | Bentonville, AR | 2024 |
| LONGYEAR FOUNDATION | $9,522,584 | A80 | published | science: christian science | Chestnut Hill, MA | 2025 |
| GEORGIA HISTORICAL SOCIETY | $9,001,155 | A80 | inferred 0.85 | | Savannah, GA | 2024 |
| RICHARD HAMPTON JENRETTE FOUNDATION | $8,912,962 | A80 | inferred 0.80 | | Hillsborough, NC | 2024 |
| EAST HAMPTON HISTORICAL SOCIETY INC | $8,639,149 | A80 | inferred 0.90 | | East Hampton, NY | 2025 |
| EDWARD M KENNEDY INSTITUTE FOR THE UNITED STATES SENATE INC | $8,567,114 | A80 | published | women: issues | Boston, MA | 2024 |
| PINELAND FARMS INC | $8,105,091 | A80 | published | | New Gloucestr, ME | 2025 |
| THE LODGES AT BANNING MILLS RETREAT AND CONSERVATION CENTER INC | $8,087,907 | A80 | published | | Whitesburg, GA | 2024 |
| ARMY HISTORICAL FOUNDATION INC | $8,076,272 | A80 | published | | Fort Belvoir, VA | 2025 |
| THE WALDEN WOODS PROJECT | $8,034,702 | A80 | published | | Lincoln, MA | 2024 |
| BELLINGRATH-MORSE FOUNDATION | $7,932,987 | A80 | published | | Theodore, AL | 2024 |
| SHENANDOAH VALLEY BATTLEFIELDS FOUNDATION | $7,896,297 | A80 | published | | New Market, VA | 2024 |
| NATIONAL SOCIETY OF THE SONS OF THE AMERICAN REVOLUTION | $7,776,797 | A80 | published | | Louisville, KY | 2024 |
| FRIENDS OF THE HISTORIC GENESEE THEATRE | $7,772,671 | A80 | inferred 0.80 | | Waukegan, IL | 2024 |
| WESTERN RESERVE HISTORICAL SOCIETY | $7,549,789 | A80 | published | | Cleveland, OH | 2024 |
| GRAND OPERA HOUSE INC | $7,450,181 | A80 | published | | Wilmington, DE | 2024 |
| ADIRONDACK HISTORICAL ASSOCIATION | $7,440,043 | A80 | published | | Blue Mtn Lake, NY | 2024 |
| EASTERN STATE PENITENTIARY HISTORIC SITE INC | $7,386,816 | A80 | published | | Philadelphia, PA | 2024 |
| THE DURHAM MUSEUM | $7,376,581 | A80 | published | | Omaha, NE | 2025 |
| YAD VASHEM USA FOUNDATION | $7,316,624 | A80 | published | | New York, NY | 2025 |
| FOX TUCSON THEATRE FOUNDATION | $7,269,126 | A80 | published | | Tucson, AZ | 2024 |
| ROANOKE ISLAND HISTORICAL ASSOCIATION INC | $7,185,556 | A80 | inferred 0.80 | | Manteo, NC | 2024 |
| CUYAHOGA VALLEY PRESERVATION AND SCENIC RAILWAY ASSOCIATION | $7,178,298 | A80 | published | | Peninsula, OH | 2024 |
| MOUNT ZION BAPTIST CHURCH PRESERVATION SOCIETY | $7,114,737 | A80 | published | | Athens, OH | 2024 |
| US NAVY MEMORIAL FOUNDATION | $7,102,576 | A80 | published | launch: aviation | Washington, DC | 2025 |
| COLONEL IL JAMES N PRITZKER LIBRARY FOR THE CITIZEN SOLDIER | $6,722,629 | A80 | published | | Kenosha, WI | 2024 |
| THE HERITAGE MANAGEMENT ORGANIZATON INC | $6,712,832 | A80 | published | | Chicago, IL | 2025 |
| ASSOCIATION FOR THE PRESERVATION OF VIRGINIA ANTIQUITIES | $6,683,505 | A80 | published | | Richmond, VA | 2024 |
| CONNECTICUT HISTORICAL SOCIETY | $6,635,191 | A80 | published | | Hartford, CT | 2025 |
| BATH & TENNIS HISTORIC BUILDING PRESERVATION FOUNDATION INC | $6,603,152 | A80 | published | | Palm Beach, FL | 2025 |
| PHILOS PROJECT INC | $6,483,401 | A80 | published | | New York, NY | 2024 |
| HOME PORT ALLIANCE FOR THE USS NEW JERSEY INC | $6,408,533 | A80 | published | | Camden, NJ | 2025 |
| STATE HISTORICAL SOCIETY OF ND FOUNDATION | $6,383,896 | A80 | inferred 0.85 | | Bismarck, ND | 2024 |
| HISTORIC BETHLEHEM PARTNERSHIP INCORPORATED | $6,293,246 | A80 | published | | Bethlehem, PA | 2024 |
| STAN HYWET HALL & GARDENS INC | $6,266,883 | A80 | published | | Akron, OH | 2024 |
| PRESERVATION TRUST OF VERMONT INC | $6,224,616 | A80 | published | | Montpelier, VT | 2024 |
| NTC FOUNDATION | $6,202,440 | A80 | published | | San Diego, CA | 2024 |
| CHICAGO POLICE MEMORIAL FOUNDATION | $6,154,393 | A80 | published | | Chicago, IL | 2024 |
| HOYT SHERMAN PLACE FOUNDATION | $6,140,814 | A80 | published | | Des Moines, IA | 2024 |
| HISTORICAL ASSOCIATION OF SOUTHERN FLORIDA INC | $6,115,865 | A80 | inferred 0.80 | | Miami, FL | 2024 |
| REVOLUTIONARY SPACES INC | $6,086,634 | A80 | published | | Boston, MA | 2024 |
| AMERICAN OPINION FOUNDATION INC | $6,077,796 | A80 | published | science: research education | Wakefield, MA | 2024 |
| AMERICAN SOCIETY FOR YAD VASHEM INC | $6,036,526 | A80 | published | | New York, NY | 2024 |
| PALO ALTO MUSEUM | $5,875,207 | A80 | published | | Palo Alto, CA | 2024 |
| WESTMORELAND DAVIS MEMORIAL FOUNDATION INC | $5,761,011 | A80 | inferred 0.55 | | Leesburg, VA | 2025 |
| THE JOSEF AND ANNI ALBERS FOUNDATION INC | $5,722,591 | A80 | published | | Bethany, CT | 2024 |
| NATIONAL DESERT STORM MEMORIAL | $5,714,655 | A80 | published | | Washington, DC | 2025 |
| IYRS SCHOOL OF TECHNOLOGY & TRADES | $5,698,292 | A80 | published | science: research education | Newport, RI | 2024 |