| Federation of Zoroastrian Association of North AmericaBurr Ridge | Form 990 | $1,221,897FY2025 |
| Dank Haus German American Cultural CenterChicago | Form 990 | $1,214,674FY2024 |
| Urban and Regional Information Systems AssociationDes Plaines | Form 990 | $1,213,939FY2025 |
| International Brotherhood of Electrical Workers Local Union 461Aurora | Form 990 | $1,212,300FY2025 |
| Aid to Animals of Northern IllinoisBarrington | Form 990 | $1,212,294FY2025 |
| Ensemble EspanolChicago | Form 990 | $1,207,265FY2024 |
| Hayes Senior Housing CorporationChicago | Form 990 | $1,199,979FY2025 |
| Del Valle Migrant Head Start IncOswego | Form 990 | $1,193,198FY2025 |
| Volunteer Services of Iroquois CountyWatseka | Form 990 | $1,183,694FY2025 |
| St Charles AquaticsSaint Charles | Form 990 | $1,181,626FY2025 |
| Coalition of Limited English Speaking ElderlyChicago | Form 990 | $1,162,580FY2025 |
| Oasis International Ltd NFPChicago | Form 990 | $1,160,998FY2024 |
| Will-Grundy Center for Independent Living IncJoliet | Form 990 | $1,156,879FY2025 |
| YWCA of Quincy IllQuincy | Form 990 | $1,153,679FY2025 |
| America Scores ChicagoChicago | Form 990 | $1,152,996FY2025 |
| Boy Scouts of AmericaLockport | Form 990 | $1,150,846FY2024 |
| Young Mens Christian Association of Danville IllDanville | Form 990 | $1,149,861FY2025 |
| Prairie Center Against Sexual AssaultSpringfield | Form 990 | $1,149,789FY2025 |
| Electrical and Computer Engineering Department Heads AssociationChicago | Form 990 | $1,145,786FY2025 |
| Galena Art & Recreation CenterGalena | Form 990 | $1,145,009FY2024 |
| Viator House of HospitalityArlington Heights | Form 990 | $1,144,954FY2025 |
| Wabash Area Vocational Enterprises IncMount Carmel | Form 990 | $1,136,680FY2025 |
| USA Swimming IncEvanston | Form 990 | $1,128,318FY2025 |
| 63rd House NFPChicago | Form 990 | $1,125,724FY2025 |
| Central Dupage Pastoral Counseling CenterCarol Stream | Form 990 | $1,119,855FY2024 |
| Lambs Residence No 2 IncLibertyville | Form 990 | $1,117,232FY2025 |
| India Rural Evangelical Fellowship IncPark Ridge | Form 990 | $1,107,867FY2024 |
| North Central IL Council of GovernmentsOttawa | Form 990 | $1,105,491FY2025 |
| Fox Valley Animal Welfare LeagueNorth Aurora | Form 990 | $1,105,431FY2025 |
| Peter Claver Senior Housing CorpChicago | Form 990 | $1,101,486FY2025 |
| Neurocritical Care Foundation IncChicago | Form 990 | $1,094,778FY2025 |
| National Vietnam Veterans Art MuseumChicago | Form 990 | $1,094,395FY2024 |
| Community Choices IncChampaign | Form 990 | $1,093,310FY2025 |
| Rock Island-Milan Education FoundationRock Island | Form 990 | $1,087,437FY2025 |
| NILRCMalta | Form 990 | $1,086,996FY2025 |
| Palos Park Senior Housing NFPChicago | Form 990 | $1,083,332FY2025 |
| Bayonet Point Area Housing IncOak Brook | Form 990 | $1,078,488FY2025 |
| International Latino Cultural Center of ChicagoChicago | Form 990 | $1,078,268FY2025 |
| International Aae IncChicago | Form 990 | $1,074,930FY2024 |
| Impact CilAlton | Form 990 | $1,074,668FY2025 |
| History Center of Lake Forest Lake BluffLake Forest | Form 990 | $1,073,744FY2025 |
| Sabina Senior Housing CorporationChicago | Form 990 | $1,070,607FY2025 |
| Boys and Girls Clubs of the Mississippi Valley IncMoline | Form 990 | $1,068,011FY2025 |
| Manufacturing RenaissanceChicago | Form 990 | $1,066,706FY2025 |
| Math Circles of ChicagoChicago | Form 990 | $1,064,249FY2025 |
| Cup of Cold Water MinistriesSheridan | Form 990 | $1,063,815FY2025 |
| North Center Senior Housing NFPChicago | Form 990 | $1,061,416FY2025 |
| Cornerstone Counseling Center of Chicago IncChicago | Form 990 | $1,057,941FY2025 |
| Hult Center for Healthy Living IncUrbana | Form 990 | $1,057,661FY2024 |
| Childrens Therapy Center of the Quad Cities NFPRock Island | Form 990 | $1,053,601FY2025 |