| BSP Blacksox IncCentreville | Form 990 | $255,061FY2025 |
| Sophie and Madigans Playground IncFrederick | Form 990 | $252,074FY2026 |
| Hagerstown Youth Hockey Association IncorporatedFunkstown | Form 990 | $250,907FY2026 |
| Liberty Elite Volleyball ClubFrederick | Form 990 | $249,299FY2024 |
| Salisbury United Soccer Club IncSalisbury | Form 990 | $249,022FY2025 |
| Metropolitan Tennis and Education GroupSilver Spring | Form 990 | $243,943FY2023 |
| Cumberland Hot Stove League IncLa Vale | Form 990 | $241,470FY2024 |
| Salty Dawg RallyBethesda | Form 990 | $239,754FY2025 |
| Fruitland Falcons Football IncSalisbury | Form 990 | $236,101FY2026 |
| Washington Cricket League IncOakland | Form 990 | $234,816FY2025 |
| Edgewood Recreation Council IncorporatedEdgewood | Form 990 | $233,752FY2026 |
| Peninsula Athletic League IncorporatedAnnapolis | Form 990 | $233,373FY2025 |
| Maryland High School Rodeo AssociationEllicott City | Form 990 | $231,298FY2025 |
| Maryland Figure Skating IncBaltimore | Form 990 | $230,603FY2025 |
| Montgomery Co Fam Justice Ctr Foundation IncRockville | Form 990 | $229,629FY2025 |
| Towsontowne Recreation CouncilTowson | Form 990 | $228,829FY2025 |
| Moco Lacrosse IncBethesda | Form 990 | $228,048FY2025 |
| Montgomery County Baseball AssociationBrookeville | Form 990 | $219,251FY2024 |
| Main Street Gym IncSalisbury | Form 990 | $216,554FY2024 |
| Annapolis Junior Rowing Association IncorporatedAnnapolis | Form 990 | $214,496FY2025 |
| USA Ball Hockey Foundation IncRockville | Form 990 | $211,622FY2025 |
| Northeast High School Athletic Boosters Club IncPasadena | Form 990 | $207,000FY2026 |
| Sport DisciplePotomac | Form 990 | $204,529FY2024 |
| Calvert Optimist Community Parks Foundation IncPrince Frederick | Form 990 | $204,338FY2025 |
| Key City Athletics Foundation IncWalkersville | Form 990 | $200,566FY2025 |
| Mid-Atlantic Soaring Association IncorporatedFrederick | Form 990 | $199,822FY2025 |
| Clarksburg Baseball & Softball IncClarksburg | Form 990 | $199,636FY2024 |
| Cape St Claire Recreation Council IncArnold | Form 990-EZ | $198,096FY2024 |
| Visions Select Baseball IncBaltimore | Form 990-EZ | $196,527FY2024 |
| Burtonsville Athletic Association IncBrookeville | Form 990 | $195,428FY2024 |
| Maryland Senior Olympics Commission LtdColumbia | Form 990-EZ | $193,091FY2025 |
| Terrapin Wrestling Club IncBrookeville | Form 990-EZ | $192,551FY2024 |
| US Lacrosse Foundation IncSparks | Form 990 | $189,935FY2024 |
| Robert W Johnson Community Center IncHagerstown | Form 990 | $186,634FY2025 |
| Montgomery Hockey Conference IncorporatedMontgomery Village | Form 990-EZ | $186,395FY2025 |
| Potomac Valley Dressage AssocDamascus | Form 990-EZ | $185,203FY2024 |
| Prince Georges Tennis and Education Foundation IncUpper Marlboro | Form 990-EZ | $183,844FY2024 |
| Tri-State Soccer Training IncElkton | Form 990-EZ | $183,543FY2025 |
| Freedom Area Recreation CouncilSykesville | Form 990-EZ | $183,209FY2025 |
| Miracle League of Harford CountyForest Hill | Form 990 | $181,207FY2025 |
| United States Bowling Congress IncBaltimore | Form 990-EZ | $178,941FY2025 |
| United States Pony Clubs IncGaithersburg | Form 990-EZ | $178,161FY2025 |
| Middle Atlantic Golf Association IncArnold | Form 990-EZ | $175,509FY2025 |
| Upper Chesapeake Basketball Officials Assoc IncBelcamp | Form 990-EZ | $174,980FY2025 |
| Friends of Carroll Creek Urban Park IncFrederick | Form 990-EZ | $173,914FY2024 |
| Korea Para Sports Association of Mid-Atlantic IncColumbia | Form 990-EZ | $170,114FY2024 |
| Clarksburg Sports Association IncClarksburg | Form 990-EZ | $169,048FY2025 |
| Redbirds Baseball of Maryland IncParkton | Form 990-EZ | $168,017FY2025 |
| Mount Washington Soccer ClubBaltimore | Form 990-EZ | $167,976FY2025 |
| Road Runners of AmericaBaltimore | Form 990-EZ | $165,970FY2025 |