| Interstate Baseball Umpires AssociationDover | Form 990-EZ | $95,562FY2025 |
| Solid Rock Church Community Outreach Center IncDover | Form 990-EZ | $84,117FY2025 |
| Pike Creek Little League IncWilmington | Form 990-EZ | $75,544FY2022 |
| US 13 Kart Club 2024 IncMilton | Form 990-EZ | $75,384FY2024 |
| Brandywine Soaring AssociationHockessin | Form 990-EZ | $74,070FY2025 |
| Collegiate Rowing Coaches Association IncWilmington | Form 990-EZ | $70,977FY2025 |
| Delaware Shore Field Hockey IncLewes | Form 990-EZ | $70,755FY2023 |
| Delmarva Heat IncLincoln | Form 990-EZ | $70,689FY2025 |
| Eastern Regional Andalusian Horse ClubEllendale | Form 990-EZ | $69,583FY2025 |
| First State Pickleball Club IncMillsboro | Form 990-EZ | $68,965FY2025 |
| Smyrna-Clayton Little Lass League IncSmyrna | Form 990-EZ | $67,297FY2025 |
| Strong Mature Minds IncNew Castle | Form 990-EZ | $66,737FY2025 |
| The University of Delaware Figure Skating ClubNewark | Form 990-EZ | $65,047FY2025 |
| Diamond State Curling ClubNewark | Form 990-EZ | $61,037FY2025 |
| American Youth Football Inc Ape Elite VikingsMilton | Form 990-EZ | $60,784FY2025 |
| First State Gymnastics Athletic AssociationNewark | Form 990-EZ | $58,009FY2025 |
| Pop Warner Little Scholars IncCamden | Form 990-N | No figure |
| Trap Pond Partners IncLaurel | Form 990-EZ | $41,436FY2025 |
| American Youth Football IncBridgeville | Form 990-EZ | $39,547FY2025 |
| SCC Swat Fast PitchHockessin | Form 990-N | No figure |
| Delaware Ducks Youth Hockey of New Castle County IncNewark | Form 990-N | No figure |
| Velo AmisNewark | Form 990-N | No figure |
| Delaware Riptide Aquatics Swim Team IncMiddletown | Form 990-N | No figure |
| Bear Babe Ruth OrganizationBear | Form 990-N | No figure |
| Polish American Softball and Baseball FoundationNewark | Form 990-N | No figure |
| Delaware Baseball Coaches AssociationNewark | Form 990-N | No figure |
| Delaware Track and Field Hall of Fame IncNewark | Form 990-N | No figure |
| U2 Elite FoundationWilmington | Form 990-N | No figure |
| Viking Invitational FoundationWilmington | Form 990-N | No figure |
| Mat Ratz Wrestling Club IncHarrington | Form 990-N | No figure |
| Up Unlimited Possibilities Through Education and Sports IncDover | Form 990-N | No figure |
| NCCD IncNewark | Form 990-N | No figure |
| NBN Sports Academy IncNew Castle | Form 990-N | No figure |
| Maryland Football Coaches AssociationSelbyville | Form 990-N | No figure |
| Stay Real IncClaymont | Form 990-N | No figure |
| Delaware Brave IncMilford | Form 990-N | No figure |
| Snipers Hockey IncBear | Form 990-N | No figure |
| United States Bowling Congress IncMillsboro | Form 990-N | No figure |
| Concord Rowing ClubWilmington | Form 990-N | No figure |
| Toastmasters InternationalHockessin | Form 990-N | No figure |
| Toastmasters InternationalWilmington | Form 990-N | No figure |
| Navagation Program IncNewark | Form 990-N | No figure |
| Friends of Cool Spring and TiltonparksWilmington | Form 990-N | No figure |
| Lady Blue RocksSmyrna | Form 990-N | No figure |
| Pop Warner Little Scholars IncCamden Wyoming | Form 990-N | No figure |
| Friends of Iron Hill Park IncNewark | Form 990-N | No figure |
| Mason-Dixon Clay BustersSelbyville | Form 990-N | No figure |
| Wilmington Delaware Area Rotary Clubs Community FundWilmington | Form 990-N | No figure |
| Concord High School Baseball IncWilmington | Form 990-N | No figure |
| Baseball for GoodDover | Form 990-N | No figure |