| Ofallon Fire Department of Ofallon IllinoisO'Fallon | Form 990 | $237,503FY2025 |
| Peoria Art GuildPeoria | Form 990 | $237,098FY2024 |
| Central Brain Tumor Registry of the United StatesHinsdale | Form 990 | $236,333FY2025 |
| American Sokol Organization and Educational and Physical Culture OBerwyn | Form 990 | $236,298FY2025 |
| Equine Science Society IncChampaign | Form 990 | $236,281FY2025 |
| Greater Organization for Less FortunateLake Bluff | Form 990 | $235,975FY2025 |
| Chicagoland Chamber of Commerce FoundationChicago | Form 990 | $235,600FY2025 |
| Illinois Congress of Parents TeachersGermantown | Form 990 | $235,349FY2025 |
| The Counselors of Real Estate FoundationChicago | Form 990 | $235,088FY2024 |
| Cochlear Implant Awareness Foundation IncSpringfield | Form 990 | $234,158FY2024 |
| Childrens Brittle Bone FoundationChicago | Form 990 | $231,092FY2024 |
| Habitat for Humanity International IncCanton | Form 990 | $230,567FY2025 |
| Henry Home AssociationHenry | Form 990 | $229,478FY2025 |
| Des Plaines Historical SocietyDes Plaines | Form 990 | $227,991FY2025 |
| Macon County Historical SocietyDecatur | Form 990 | $227,041FY2025 |
| My HalfWheaton | Form 990 | $224,206FY2025 |
| Northbrook Baseball IncNorthbrook | Form 990 | $223,591FY2025 |
| Izaak Walton League of America IncChenoa | Form 990 | $223,428FY2025 |
| Friends of Lake Forest Library IncLake Forest | Form 990 | $222,330FY2025 |
| International Institute for Secular Judaism-North American SectionLincolnshire | Form 990 | $221,725FY2024 |
| Pop Warner Little Scholars IncWest Dundee | Form 990 | $221,326FY2025 |
| American Wheat Mission IncPalatine | Form 990 | $221,057FY2025 |
| Momenta IncOak Park | Form 990 | $220,864FY2025 |
| Henry County Farm Bureau FoundationCambridge | Form 990 | $218,774FY2025 |
| Christ the King School FoundationChicago | Form 990 | $218,687FY2025 |
| Little League Baseball IncWoodstock | Form 990 | $217,594FY2025 |
| Casa of Jefferson CountyMount Vernon | Form 990 | $217,566FY2026 |
| Geneseo Historical AssociationGeneseo | Form 990 | $216,207FY2025 |
| Humane Society of Logan CountyLincoln | Form 990 | $215,796FY2025 |
| Roseville Area Ambulance SVCRoseville | Form 990 | $215,195FY2024 |
| Association of Christian Truckers IncBrownstown | Form 990 | $214,684FY2022 |
| St Pauls Church of Riverside Illinois FoundationRiverside | Form 990 | $211,542FY2025 |
| Bald Knob Cross of PeaceAlto Pass | Form 990 | $210,920FY2024 |
| Meeting Professionals InternationalChicago | Form 990 | $209,952FY2024 |
| Options Initiative IncOak Park | Form 990 | $209,598FY2024 |
| Illinois Congress of Parents TeachersWilmette | Form 990 | $209,555FY2025 |
| Residential Facilities CorpGalesburg | Form 990 | $209,336FY2025 |
| Robinson High School Alumni Association and Academic FoundatioRobinson | Form 990 | $207,502FY2024 |
| Illinois Congress of Parents TeachersWilmette | Form 990 | $207,172FY2026 |
| Prospect Band Boosters Association IncMount Prospect | Form 990 | $207,021FY2025 |
| Emergency Nurses AssociationTinley Park | Form 990 | $206,991FY2025 |
| Greater Community AIDS ProjectChampaign | Form 990 | $206,891FY2025 |
| Mt Morris Senior Citizens CouncilMount Morris | Form 990 | $204,597FY2025 |
| Counseling Ministries IncChicago | Form 990 | $203,494FY2025 |
| Serenity House of Libertyville IncLibertyville | Form 990 | $203,346FY2025 |
| Effingham County Humane SocietyEffingham | Form 990 | $203,156FY2025 |
| Little League Baseball IncHinsdale | Form 990 | $202,308FY2025 |
| Love to Serve IncorporatedChicago | Form 990 | $201,669FY2025 |
| Villa Park Youth Baseball AssociationVilla Park | Form 990 | $201,300FY2025 |
| Glencoe Historical SocietyGlencoe | Form 990 | $201,173FY2025 |