Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Plymouth County Historical MuseumLe Mars | Form 990 | $246,259FY2025 |
| Historic General Dodge House IncCouncil Bluffs | Form 990 | $240,897FY2025 |
| Iowa Barn FoundationNevada | Form 990 | $237,028FY2025 |
| Wayne County Fair AssociationCorydon | Form 990 | $236,260FY2026 |
| The Winterset Iowa TheaterWinterset | Form 990 | $235,426FY2025 |
| Hot Glass IncDavenport | Form 990 | $231,907FY2023 |
| Azubuike African American Council for the Arts IncDavenport | Form 990 | $229,548FY2024 |
| Union Pacific Museum AssociationCouncil Bluffs | Form 990 | $228,916FY2025 |
| Dickinson County Historical Society and Museum IncSpirit Lake | Form 990 | $228,128FY2025 |
| Charles Theatre IncCharles City | Form 990 | $224,934FY2025 |
| Spencer Community Theatre IncSpencer | Form 990 | $221,000FY2025 |
| Scenic City Empress Boat Club IncIowa Falls | Form 990 | $218,537FY2025 |
| Floyd County Historical SocietyCharles City | Form 990 | $216,701FY2025 |
| Story Theater CompanyAmes | Form 990 | $209,549FY2025 |
| Story City Historical SocietyStory City | Form 990 | $206,894FY2025 |
| Grand Theater FoundationKnoxville | Form 990 | $206,419FY2024 |
| Iowa Bandmasters Association IncStorm Lake | Form 990 | $203,599FY2025 |
| Iowa Historical FoundationDes Moines | Form 990 | $202,563FY2025 |
| Dubuque Area Labor-Management CouncilDubuque | Form 990 | $202,352FY2026 |
| Johnson County Historical SocietyCoralville | Form 990 | $202,282FY2025 |
| Grand Meadow Heritage Commission IncWashta | Form 990 | $200,569FY2025 |
| Old Fort Madison Preservation IncFort Madison | Form 990 | $200,235FY2025 |
| Help Entertain and Restore Organizations IncWebster City | Form 990-EZ | $196,537FY2026 |
| Art House ConvergenceDes Moines | Form 990-EZ | $195,888FY2025 |
| Felix Adler Memorial AssociationClinton | Form 990-EZ | $194,098FY2025 |
| Red Cedar Chamber MusicMarion | Form 990-EZ | $191,480FY2025 |
| Czech Village New Bohemia Urban Main Street DistrictCedar Rapids | Form 990-EZ | $189,762FY2025 |
| Sioux Center Music Boosters IncSioux Center | Form 990-EZ | $185,177FY2026 |
| Wright House of FashionIowa City | Form 990-EZ | $185,094FY2025 |
| Mississippi Valley Blues SocietyDavenport | Form 990-EZ | $184,991FY2025 |
| Akron Opera HouseAkron | Form 990 | $183,329FY2026 |
| Connectcr IncCedar Rapids | Form 990 | $183,082FY2025 |
| Toledo Community Theatre GuildToledo | Form 990-EZ | $182,353FY2025 |
| Hitchcock House Advisory BoardGriswold | Form 990-EZ | $182,243FY2025 |
| Des Moines County Fair AssociationBurlington | Form 990-EZ | $179,565FY2025 |
| Wright on the Park IncMason City | Form 990 | $179,261FY2024 |
| Party on the Hill IncDes Moines | Form 990 | $178,633FY2025 |
| River City Sculptures on Parade IncMason City | Form 990-EZ | $177,748FY2025 |
| The Deanery School of MusicDavenport | Form 990-EZ | $177,255FY2024 |
| Heartland Acres Agribition Center IncIndependence | Form 990 | $175,525FY2025 |
| Blakesburg Historical Preservation SocietyBlakesburg | Form 990-EZ | $175,146FY2024 |
| Castle Theatre IncManchester | Form 990-EZ | $173,093FY2025 |
| Des Moines Area Quilters Guild IncClive | Form 990-EZ | $172,142FY2025 |
| Alano Society IncDes Moines | Form 990-EZ | $171,844FY2026 |
| Eternal ResourcesWest Des Moines | Form 990-EZ | $170,509FY2024 |
| Davids Harp a Center for Musical DevelopmentCouncil Bluffs | Form 990-EZ | $169,363FY2025 |
| Voices ProductionsDubuque | Form 990-EZ | $169,228FY2024 |
| Jackson County Historical SocietyMaquoketa | Form 990 | $167,192FY2025 |
| Arthaus IncDecorah | Form 990-EZ | $165,898FY2025 |
| Red Oak Grand Theatre IncRed Oak | Form 990 | $162,519FY2025 |
151 to 200 of 1,350