| TRUST FOR PUBLIC LAND | $301,245,450 | C50 | published | | San Francisco, CA | 2024 |
| NATIONAL ARBOR DAY FOUNDATION | $111,866,996 | C50 | published | | Lincoln, NE | 2024 |
| PENINSULA OPEN SPACE TRUST | $62,253,306 | C50 | published | launch: launch | Palo Alto, CA | 2024 |
| FOREST PARK FOREVER INC | $42,276,327 | C50 | published | girls boys: boys girls clubs | Saint Louis, MO | 2024 |
| CENTER FOR ENERGY AND ENVIRONMENT | $39,542,100 | C50 | published | science: research education | Minneapolis, MN | 2025 |
| FAIRMOUNT PARK CONSERVANCY | $17,856,170 | C50 | published | | Philadelphia, PA | 2025 |
| HERMANN PARK CONSERVANCY | $15,541,142 | C50 | published | | Houston, TX | 2024 |
| CHESAPEAKE CONSERVANCY INC | $14,019,453 | C50 | published | science: research education | Annapolis, MD | 2024 |
| RAILS TO TRAILS CONSERVANCY | $13,289,625 | C50 | published | | Washington, DC | 2024 |
| TREES ATLANTA INC | $10,633,248 | C50 | published | | Atlanta, GA | 2024 |
| NURTURE NATURE FOUNDATION | $8,649,147 | C50 | published | | New York, NY | 2024 |
| KEEP INDIANAPOLIS BEAUTIFUL INC | $8,406,597 | C50 | published | | Indianapolis, IN | 2025 |
| KEEP AMERICA BEAUTIFUL INC | $7,716,814 | C50 | published | men: issues | Stamford, CT | 2024 |
| THE EAST CUT COMMUNITY BENEFIT DISTRICT | $6,212,510 | C50 | published | | San Francisco, CA | 2024 |
| UNDERLINE MANAGEMENT ORGANIZATION INC | $5,878,264 | C50 | published | | Miami, FL | 2024 |
| DELRIDGE NEIGHBORHOODS DEVELOPMENT ASSOCIATION | $5,376,409 | C50 | published | | Seattle, WA | 2023 |
| FRIENDS OF THE URBAN FOREST | $5,142,060 | C50 | published | | San Francisco, CA | 2024 |
| THE TRAIL CONSERVANCY | $5,106,635 | C50 | published | | Austin, TX | 2025 |
| SAVE CRYSTAL RIVER INC | $4,958,210 | C50 | published | science: research education | Crystal River, FL | 2024 |
| SEVENTY-FIVE NORTH REVITALIZATION CORPORATION | $4,950,704 | C50 | published | | Omaha, NE | 2024 |
| HOLLYWOOD BEAUTIFICATION TEAM | $4,918,042 | C50 | published | | Sunland, CA | 2024 |
| GREENING OF DETROIT | $4,914,773 | C50 | published | shelter: homeless | Detroit, MI | 2024 |
| LAKE COUNTY UMBRELLA WATERSHED COUNCIL | $4,623,740 | C50 | published | | Lakeview, OR | 2025 |
| FRIENDS OF THE PITTSBURGH URBAN FOREST | $4,490,219 | C50 | published | | Pittsburgh, PA | 2025 |
| FRIENDS OF TREES | $4,370,109 | C50 | published | | Portland, OR | 2024 |
| HURON WATERLOO PATHWAYS INITIATIVE | $4,097,391 | C50 | published | | Ann Arbor, MI | 2025 |
| DENVER URBAN GARDENS | $4,093,066 | C50 | published | | Denver, CO | 2025 |
| ASPEN VALLEY LAND TRUST | $3,744,689 | C50 | published | | Carbondale, CO | 2024 |
| PACOIMA BEAUTIFUL | $3,606,474 | C50 | published | | Pacoima, CA | 2024 |
| GREAT PARKS FOREVER | $3,549,855 | C50 | published | | Cincinnati, OH | 2025 |
| WETHERSFIELD FOUNDATION INC | $3,430,952 | C50 | published | | Amenia, NY | 2024 |
| CALIFORNIA STORMWATER QUALITY ASSOCIATION | $3,389,645 | C50 | published | science: research education | Redondo Beach, CA | 2025 |
| SIERRA BUTTES TRAIL STEWARDSHIP | $3,334,182 | C50 | published | | Quincy, CA | 2025 |
| KINDNESS CAMPAIGN | $3,264,795 | C50 | published | | Chicago, IL | 2024 |
| NEW YORK RESTORATION PROJECT | $3,242,983 | C50 | published | science: research education | New York, NY | 2024 |
| CAPITAL CROSSROADS SPEC IMPROVEMENT DISTRICT OF COLUMBIA INC | $3,211,663 | C50 | published | | Columbus, OH | 2025 |
| EVERGREEN MOUNTAIN BIKE ALLIANCE | $3,194,812 | C50 | published | girls boys: boys | North Bend, WA | 2024 |
| NATIONAL CENTER FOR ELECTRONICS RECYLING | $2,977,973 | C50 | published | | Parkersburg, WV | 2024 |
| THE GREENWOOD GARDENS & NATURE | $2,883,236 | C50 | published | | Short Hills, NJ | 2024 |
| CENTER FOR URBAN PEDAGOGY INC | $2,866,509 | C50 | published | | Brooklyn, NY | 2024 |
| OPERATION P R I D E INC | $2,818,623 | C50 | published | | Bowling Green, KY | 2024 |
| GROUNDWORK RHODE ISLAND | $2,493,358 | C50 | published | | Pawtucket, RI | 2024 |
| KEEP CINCINNATI BEAUTIFUL INC | $2,396,241 | C50 | published | violence: prevention | Cincinnati, OH | 2024 |
| TERRACORPS INC | $2,193,498 | C50 | published | | Pittsfield, MA | 2024 |
| AIRPORT FOUNDATION MSP | $2,107,414 | C50 | published | space: outer | Saint Paul, MN | 2025 |
| FRIENDS OF PATTERSON PARK INC | $2,051,787 | C50 | published | | Baltimore, MD | 2024 |
| SOUTHERN APPALACHIAN WILDERNESS STEWARDS | $2,019,905 | C50 | published | | Asheville, NC | 2024 |
| GREEN EARTH LIANGS INC | $1,965,849 | C50 | published | | Milpitas, CA | 2024 |
| GUADALUPE RIVER PARK CONSERVANCY | $1,960,733 | C50 | published | girls boys: boys girls clubs | San Jose, CA | 2024 |
| HITCHCOCK WOODS FOUNDATION | $1,933,510 | C50 | published | | Aiken, SC | 2025 |
| C&O CANAL TRUST INC | $1,909,178 | C50 | published | science: research education | Williamsport, MD | 2024 |
| OPEN SPACE ALLIANCE FOR NORTH BROOKLYN INC | $1,880,428 | C50 | published | | Brooklyn, NY | 2024 |
| GREATER NEWARK CONSERVANCY INC | $1,810,962 | C50 | published | abuse: substance | Newark, NJ | 2024 |
| REGIONAL TRAIL CORPORATION | $1,745,850 | C50 | published | | West Newton, PA | 2024 |
| SOLVE | $1,739,283 | C50 | published | | Portland, OR | 2024 |
| SPEAK FOR THE TREES INC | $1,726,980 | C50 | published | | Dorchester, MA | 2024 |
| TUCSON CLEAN AND BEAUTIFUL INC | $1,715,146 | C50 | published | | Tucson, AZ | 2024 |
| KEEP AUSTIN BEAUTIFUL INC | $1,711,002 | C50 | published | | Austin, TX | 2024 |
| COMMUNITY GREENING CORP | $1,709,114 | C50 | published | | Boca Raton, FL | 2024 |
| BUILD A BETTER BELMOND | $1,696,856 | C50 | published | | Belmond, IA | 2021 |
| KEEP OMAHA BEAUTIFUL | $1,694,262 | C50 | published | launch: launch | Omaha, NE | 2024 |
| TRAILKEEPERS OF OREGON | $1,658,368 | C50 | published | | Portland, OR | 2025 |
| HOLLYWOOD MEDIA DISTRICT PROPERTIES OWNERS ASSOCIATION | $1,568,636 | C50 | published | | Los Angeles, CA | 2025 |
| CLEAN UP THE RIVER ENVIRONMENT | $1,555,616 | C50 | published | | Montevideo, MN | 2024 |
| LOWELL PARKS AND CONSERVATION TRUST INC | $1,436,208 | C50 | published | | Lowell, MA | 2024 |
| STEWARDSHIP PARTNERS | $1,313,676 | C50 | published | | Seattle, WA | 2025 |
| MINI MART CITY PARK | $1,255,868 | C50 | published | | Seattle, WA | 2025 |
| FUND FOR PARK AVENUE NEW YORK INC | $1,245,126 | C50 | published | | New York, NY | 2025 |
| DESIGN TRUST FOR PUBLIC SPACE INC | $1,228,261 | C50 | published | launch: launch | New York, NY | 2024 |
| THE FOREST PARK CONSERVANCY | $1,217,627 | C50 | published | | Portland, OR | 2024 |
| TREE NEW MEXICO INC | $1,167,574 | C50 | published | | Albuquerque, NM | 2024 |
| TREES GREENVILLE INC | $1,165,019 | C50 | published | | Greenville, SC | 2025 |
| PA CLEANWAYS | $1,156,218 | C50 | published | | Greensburg, PA | 2024 |
| KEEP TEXAS BEAUTIFUL INC | $1,116,760 | C50 | published | | Austin, TX | 2024 |
| FRIENDS OF PASSAIC COUNTY PARKS A NJ NONPROFIT CORPORATION | $1,109,926 | C50 | published | | Paterson, NJ | 2025 |
| SMALL TOWN PROJECT | $1,097,825 | C50 | published | | Rocky Ford, CO | 2025 |
| THE ENVIROLUTION INC | $1,095,604 | C50 | published | science: research education | Reno, NV | 2023 |
| CIVITA PUBLIC MAINTENANCE CORPORATION | $1,087,224 | C50 | published | | San Diego, CA | 2024 |
| TURTLE CREEK ASSOCIATION INC | $1,075,853 | C50 | published | | Dallas, TX | 2025 |
| COMMUNITY WORK DAY PROGRAM | $1,060,357 | C50 | published | | Puunene, HI | 2024 |
| ROCKAWAY WATERFRONT ALLIANCE INC | $1,038,684 | C50 | published | science: research education | Far Rockaway, NY | 2024 |
| MIDWAY BOOSTERS INC | $1,034,431 | C50 | published | | Midway, UT | 2024 |
| MARGINAL WAY PRESERVATION FUND | $1,023,827 | C50 | published | | Ogunquit, ME | 2024 |
| KEEP BREVARD BEAUTIFUL INC | $950,681 | C50 | published | | Cocoa, FL | 2025 |
| CHARLESTON DOWNTOWN ALLIANCE INC | $950,537 | C50 | published | | Charleston, SC | 2025 |
| DOGPATCH & NORTHWEST POTRERO HILL GREEN BENEFIT DISTRICT | $948,224 | C50 | published | | San Francisco, CA | 2024 |
| CAMP RD INC | $914,878 | C50 | published | violence: community | Detroit, MI | 2024 |
| FRIENDS OF HOLLYWOOD CEMETERY | $905,964 | C50 | published | | Richmond, VA | 2025 |
| TREES NEW YORK INC | $902,335 | C50 | published | | Rego Park, NY | 2024 |
| NATURE AND WILDLIFE DISCOVERY CENTER | $891,602 | C50 | published | | Beulah, CO | 2025 |
| OKLAHOMA CITY BEAUTIFUL INC | $889,369 | C50 | published | | Oklahoma City, OK | 2025 |
| AMERICAN RIVER PARKWAY FOUNDATION INCORPORATED | $867,715 | C50 | published | science: research education | Carmichael, CA | 2025 |
| FUTURE NEENAH INC | $865,508 | C50 | published | | Neenah, WI | 2025 |
| CHESTATEE-CHATTAHOOCHEE RESOURCE CONSERVATION AND DEVELOPMENT AREA | $846,906 | C50 | published | | Demorest, GA | 2024 |
| KEEP TAMPA BAY BEAUTIFUL INC | $846,669 | C50 | published | | Tampa, FL | 2024 |
| KEEP AKRON BEAUTIFUL | $840,415 | C50 | published | violence: gun | Akron, OH | 2024 |
| KEEP PINELLAS BEAUTIFUL INC | $835,270 | C50 | published | | St Petersburg, FL | 2024 |
| FRIENDS OF THE PEND DOREILLE BAY TRAIL INC | $818,030 | C50 | published | | Sandpoint, ID | 2013 |
| SAN FRANCISCO CLEAN CITY COALITION | $808,114 | C50 | published | | San Francisco, CA | 2024 |
| CLEAN UP THE CAYES | $801,514 | C50 | published | | Olympia, WA | 2024 |