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Data / Nonprofits / Iowa / Denison

Nonprofits in Denison, IA: 67 registered with the IRS

67 nonprofits are registered with the IRS in Denison, IA, 56 of them 501(c)(3) charities; the 25 that report revenue took in $43 million. The largest by revenue: Western Iowa Power Cooperative ($15.9 million), Wesco Industries ($11.9 million), Eventide ($10.7 million). Most common causes: health care (7), human services (5), religion-related (3).

SpecStream is the live web data engine for teams and agents. It reads the IRS register of exempt organizations as the IRS updates it, and this page is that reading. Ask for the nonprofits you need by place, cause and size, with their latest Form 990 figures and websites, and they arrive in your sheet, CRM, Slack or agent.

Every organization, largest by revenue first

OrganizationCategoryTypeSinceRevenueAssetsFiling
Western Iowa Power Cooperative501(c)(12)1997$15.9 million$65.2 million2025-12
Wesco Industries501(c)(3)1966$11.9 million$8.3 million2025-06
EventideHealth care501(c)(3)1965$10.7 million$35.6 million2025-06
Friends of Crawford County Wellness Center IncRecreation and sports501(c)(3)2022$1.1 million$432,2232025-12
Childrens Imagination StationHuman services501(c)(3)2004$678,079$422,4322025-12
Chamber and Development Council of Crawford CountyCommunity improvement and capacity building501(c)(6)2005$621,515$451,4092025-06
Hospital Foundation of Crawford CountyHealth care501(c)(3)1993$400,119$780,2132025-06
Eventide Senior Housing Inc501(c)(3)1982$335,173$477,5462025-06
Crawford County Fair AssocRecreation and sports501(c)(3)2015$289,551$96,6072025-09
Crossroads of Crawford County IncHuman services501(c)(3)2016$258,221$631,2502025-12
Eventide Foundation for the Care of the ElderlyHealth care501(c)(3)1996$181,149$2.1 million2025-06
Iowa Farm Bureau Federation501(c)(5)1945$136,664$1.3 million2024-12
Oconnor Hall TrustReligion-related501(c)(3)1992$101,147$1.4 million2025-12
Izaak Walton League of America Inc501(c)(3)1985$77,968$1.1 million2025-12
Oakland Cemetery of Denison IncMutual and membership benefit501(c)(13)2011$75,221$13,4812025-12
Donna Reed Foundation for the Performing ArtsArts, culture and humanities501(c)(3)1988$69,640$306,3462025-09
Crawford County Hunger Fighters IncFood, agriculture and nutrition501(c)(3)2013$51,473$82,4582025-12
Denison Fire DepartmentPublic safety, disaster preparedness and relief501(c)(4)2015$49,196$299,9732024-12
Hayes Township Schuetzen Verein501(c)(7)1984$46,375$308,6672026-03
Iowa Association of Workers Compensation Lawyers Inc501(c)(6)1981$40,800$32,5492025-12
Rotary International501(c)(4)1966$23,058$72,5702025-06
Denison Community Education FoundationEducation501(c)(3)1997$17,575$49,3492025-12
Wesco Industries FoundationHealth care501(c)(3)2007$15,289$112,5762024-12
Crawford County Shooting Sports Association IncHuman services501(c)(3)2014$10,499$15,1142025-12
Seven County Workshop Facility CorpEmployment501(c)(3)1987$1$297,0812023-12
American Legion501(c)(19)1946$0$02025-12
Amigos En Cristo Lutheran501(c)(3)1941
Catholic Daughters of the Americas501(c)(3)1946
CchappycatsAnimal-related501(c)(3)2022$0$02025-12
Christ Lutheran ChurchReligion-related501(c)(3)2024
Crawford County Child Abuse Prevention CouncilMental health and crisis intervention501(c)(3)2005$0$02025-06
Crawford County Council On Aging Inc501(c)(3)1979$0$02025-12
Crawford County Cultural Diversity Committee IncCommunity improvement and capacity building501(c)(3)2012$0$02025-12
Crawford County Fine Arts Council501(c)(3)1969$0$02025-12
Crawford County Historical Society501(c)(3)1972$0$02025-12
Crawford County Hospice FoundationHealth care501(c)(3)2020$0$02025-07
Crawford County Ia for LifeCivil rights, social action and advocacy501(c)(3)2026
Crawford County Memorial HospitalHealth care501(c)(3)2003
Crawford Emergency Medical Services AssociationHealth care501(c)(3)2023$0$02024-12
Denison GoodfellowsHuman services501(c)(3)2025$0$02026-02
Denison Library Friends Inc501(c)(3)1982$0$02024-12
Denison Rotary FoundationArts, culture and humanities501(c)(3)2024$49,4582024-12
Friends of Yellow Smoke IncEnvironment501(c)(3)2017$0$02024-12
Friends of the Dow House IncEducation501(c)(3)2018$0$02025-12
Fuente de Vida501(c)(3)1970
Grace Evangelical Free Church of Denison Iowa501(c)(3)1965
Hope Through TherapyMental health and crisis intervention501(c)(3)2023$0$02025-12
Iglesia de Dios Bet-El501(c)(3)1972
International Rose Oneill Club FoundationArts, culture and humanities501(c)(3)2003$0$02026-04
Kiwanis International Inc501(c)(4)1963$0$02025-12
Lake Riders Saddle ClubRecreation and sports501(c)(3)2022$0$02024-12
Love To Quisqueya501(c)(3)1991
Ministerio Lluvias de GraciaReligion-related501(c)(3)2024
New Life Christian Fellowship Ag501(c)(3)1964
Open CupboardFood, agriculture and nutrition501(c)(3)2014$0$02025-12
Our Savior Lutheran Church501(c)(3)1941
Paradocs Dr Tan Creti and Dr Mason Family FoundationPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2018$1.6 million2025-06
Sacred Heart R C Church501(c)(3)1946
Senor de La Misericordia501(c)(3)1988
St Anns R C Church501(c)(3)1946
St Rose of Lima Roman Catholic Church501(c)(3)19462014-06
Temporary Aid ProgramHuman services501(c)(3)2016$0$02025-12
Tops Club Inc501(c)(3)2008$0$02026-03
United Presbyterian Church501(c)(3)1964
Unity Ridge Lutheran School IncEducation501(c)(3)2023
Veterans of Foreign Wars of the United States Dept of IowaPublic and societal benefit501(c)(19)2022$0$02025-12
Zion Lutheran Church501(c)(3)19412013-12

By cause in Denison, IA

Nonprofits in every city of the state

Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.