Data / Nonprofits / Iowa / Grinnell
Nonprofits in Grinnell, IA: 103 registered with the IRS
103 nonprofits are registered with the IRS in Grinnell, IA, 72 of them 501(c)(3) charities; the 38 that report revenue took in $484 million. The largest by revenue: The Trustees of Grinnell College ($361.9 million), Grinnell Regional Medical Center ($71.5 million), Grinnell College Medical Benefit Plan Trust Agreement ($14.9 million). Most common causes: education (9), recreation and sports (8), health care (6).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| The Trustees of Grinnell College | Education | 501(c)(3) | 1953 | $361.9 million | $3.40 billion | 2025-06 |
| Grinnell Regional Medical Center | Health care | 501(c)(3) | 1997 | $71.5 million | $36.2 million | 2024-12 |
| Grinnell College Medical Benefit Plan Trust Agreement | 501(c)(9) | 1992 | $14.9 million | $4.3 million | 2025-06 | |
| St Francis Manor Inc | 501(c)(3) | 1977 | $11.7 million | $23.7 million | 2025-12 | |
| Mayflower Homes Inc | Human services | 501(c)(3) | 1956 | $11.1 million | $23.3 million | 2025-03 |
| Greater Poweshiek Community Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1989 | $2.7 million | $19.7 million | 2025-06 |
| Grinnell Day Care Center Inc | Human services | 501(c)(3) | 1971 | $1.2 million | $858,690 | 2025-08 |
| Grinnell Regional Medical Center Foundation | Health care | 501(c)(3) | 1996 | $1.1 million | $8.2 million | 2024-12 |
| Soww Corp | Human services | 501(c)(3) | 2013 | $840,240 | $2.5 million | 2025-12 |
| Grinnell School of Music | Arts, culture and humanities | 501(c)(3) | 2023 | $519,883 | $739,149 | 2025-06 |
| Iowa Parks and Recreation Association Inc | 501(c)(3) | 1977 | $479,053 | $395,314 | 2025-06 | |
| Poweshiek Area Housing Inc | 501(c)(3) | 1987 | $440,935 | $1.4 million | 2025-12 | |
| Mayflower Homes Foundation | 501(c)(3) | 1986 | $424,962 | $4.6 million | 2025-03 | |
| Midwest Conference Inc | Recreation and sports | 501(c)(3) | 2012 | $402,900 | $578,341 | 2025-06 |
| Central Iowa Christian School | Education | 501(c)(3) | 2025 | $384,143 | $99,274 | 2025-06 |
| Grinnell Historical Museum Society | Arts, culture and humanities | 501(c)(3) | 2006 | $366,126 | $1.3 million | 2024-12 |
| Poweshiek County Fair Association | 501(c)(5) | 1947 | $344,302 | $528,999 | 2025-09 | |
| Second Mile Inc | 501(c)(3) | 1988 | $327,726 | $501,236 | 2024-12 | |
| Grinnell Area Arts Council | 501(c)(3) | 1980 | $273,973 | $1.7 million | 2025-09 | |
| Diamond Trail Golf Club Inc | Recreation and sports | 501(c)(7) | 2002 | $271,900 | $373,810 | 2025-12 |
| Galaxy Inc | Youth development | 501(c)(3) | 2002 | $270,622 | $160,203 | 2013-12 |
| Chamber of Commerce of Grinnell | 501(c)(6) | 1972 | $253,311 | $307,221 | 2024-12 | |
| Link Inc | Human services | 501(c)(3) | 2019 | $231,991 | $163,844 | 2025-06 |
| Adopt-A-Family Local Foods Connection | Food, agriculture and nutrition | 501(c)(3) | 2003 | $228,992 | $45,851 | 2024-12 |
| Poweshiek Economic Development Collaborative | Community improvement and capacity building | 501(c)(3) | 2005 | $223,984 | $513,602 | 2026-06 |
| Keokuk County Fair | 501(c)(5) | 1940 | $217,176 | $504,595 | 2025-12 | |
| Poweshiek Animal League Shelter & Human Society | Animal-related | 501(c)(3) | 2004 | $203,157 | $485,230 | 2025-12 |
| Masons Light House | Health care | 501(c)(3) | 2022 | $178,444 | $252,516 | 2025-06 |
| St Francis Manor Foundation | Health care | 501(c)(3) | 2008 | $147,476 | $82,643 | 2025-12 |
| United Fund of Grinnell Iowa Inc | 501(c)(3) | 1971 | $109,546 | $95,966 | 2025-07 | |
| Grinnell-Newburg Boosters | Education | 501(c)(3) | 1993 | $105,571 | $239,294 | 2025-06 |
| Fraternal Order of Eagles | 501(c)(8) | 1991 | $104,237 | $88,130 | 2023-12 | |
| Midwest Economics Association | 501(c)(6) | 1964 | $92,123 | $128,609 | 2025-06 | |
| Grinnell Volunteer Firefighters Association | Public safety, disaster preparedness and relief | 501(c)(3) | 2014 | $83,634 | $321,814 | 2025-06 |
| Benevolent & Protective Order of Elks of the USA | 501(c)(8) | 1951 | $77,514 | $112,178 | 2026-03 | |
| Iowa Optometric Assistance Association Inc | Health care | 501(c)(6) | 2006 | $62,336 | $16,445 | 2025-06 |
| Uncle Sams Inc | Housing and shelter | 501(c)(3) | 1997 | $41,384 | $224,682 | 2025-12 |
| Grinnell Youth Baseball Softball Association | Recreation and sports | 501(c)(3) | 2023 | $17,140 | $19,308 | 2020-12 |
| Ahrens Park Foundation | Recreation and sports | 501(c)(3) | 1999 | $6.4 million | 2025-06 | |
| American Chemical Society | 501(c)(3) | 1946 | $0 | $0 | 2025-12 | |
| American Legion | 501(c)(19) | 1946 | $0 | $0 | 2025-12 | |
| American Postal Workers Union | 501(c)(5) | 1973 | $0 | $0 | 2025-05 | |
| Ancient Free & Accepted Masons of Iowa | 501(c)(10) | 1941 | $0 | $0 | 2023-08 | |
| Beth Loomis Ministries | 501(c)(3) | 1970 | ||||
| Brownell Family Foundation RT 2 | 501(c)(3) | 1986 | $2 million | 2025-12 | ||
| Car Seats for the Littles Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2014 | $62,788 | 2024-12 | |
| Church of Christ | 501(c)(3) | 1991 | ||||
| Cohen Juvenile Practice Series | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| First Baptist Church | 501(c)(3) | 1955 | ||||
| First Presbyterian Church | 501(c)(3) | 1964 | ||||
| Focht-Tennant Post 53 of the American Legion | Public and societal benefit | 501(c)(19) | 2025 | $0 | $0 | 2025-12 |
| Fraternal Order of Eagles | 501(c)(8) | 1991 | $0 | $0 | 2025-05 | |
| Friends of Drake Community Library Inc | 501(c)(3) | 1993 | $0 | $0 | 2025-12 | |
| Future Farmers of America State Associations & Local Chapter | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Gilman Saddle Club Inc of Gilman Iowa | Recreation and sports | 501(c)(7) | 2020 | $0 | $0 | 2025-10 |
| Grace Community Church of the Christian and Missionary Alliance | 501(c)(3) | 1972 | ||||
| Green Linden Press | Arts, culture and humanities | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Grinnell Fire Auxiliary | Public safety, disaster preparedness and relief | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Grinnell Lady Elks | 501(c)(4) | 1984 | $0 | $0 | 2025-12 | |
| Grinnell Mutual Group Foundation | 501(c)(3) | 1989 | $1 million | 2025-12 | ||
| Grinnell Police Officers Associatio N | Public safety, disaster preparedness and relief | 501(c)(3) | 2026 | |||
| Grinnell Sure Shots Inc | Recreation and sports | 501(c)(3) | 2024 | |||
| Grinnell-Newburg Education Association | 501(c)(5) | 1988 | $0 | $0 | 2026-08 | |
| Helen T Stewart & Mildred Stewart Trust | 501(c)(92) | $64,992 | 2025-12 | |||
| Immanuel Lutheran Church | 501(c)(3) | 1941 | ||||
| Independent Order of Odd Fellows | Mutual and membership benefit | 501(c)(8) | 1962 | $0 | $0 | 2026-04 |
| International Association of Lions Clubs | 501(c)(4) | 1966 | $0 | $0 | 2025-06 | |
| Into the Light Movement | Public and societal benefit | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Iowa Kitchen Inc | Education | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Iowa Yearly Meeting of Friends | 501(c)(3) | 1975 | ||||
| Izaak Walton League of America Inc | 501(c)(3) | 1985 | $0 | $0 | 2025-12 | |
| John M Campbell Trust | 501(c)(92) | 1900 | $5.9 million | 2025-12 | ||
| Kiwanis Club of Greater Grinnell | 501(c)(4) | 1940 | ||||
| Knight of Columbus | Mutual and membership benefit | 501(c)(8) | 1940 | $0 | $0 | 2024-12 |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Ladies Malcom Cemetery Association | 501(c)(13) | 1952 | $0 | $0 | 2025-12 | |
| League of Women Voters of Iowa | 501(c)(3) | 2018 | $0 | $0 | 2026-05 | |
| Mayas Spark of Courage Foundation | Education | 501(c)(3) | 2025 | $0 | $1 | 2025-12 |
| Mt Pleasant Primitive Baptist Church | 501(c)(3) | 1968 | ||||
| Myrtle Cass Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $3 million | 2025-12 | |
| National Association of Letter Carriers | 501(c)(5) | 1944 | $0 | $0 | 2023-12 | |
| Optimist International | 501(c)(4) | 1958 | $0 | $0 | 2025-09 | |
| Pflag Grinnell-Poweshiek County | 501(c)(3) | 1994 | $0 | $0 | 2025-09 | |
| Poweshiek Cares Inc | Community improvement and capacity building | 501(c)(4) | 2013 | $0 | $0 | 2025-12 |
| Poweshiek County Council On Aging Inc | Food, agriculture and nutrition | 501(c)(3) | 2014 | $0 | $0 | 2026-01 |
| Poweshiek County Fair Foundation | Recreation and sports | 501(c)(3) | 2012 | $82,036 | 2025-12 | |
| Poweshiek County Heritage Park | Arts, culture and humanities | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Poweshiek Housing Development Corp | Community improvement and capacity building | 501(c)(4) | 2025 | $0 | $0 | 2025-12 |
| Prairie Thrift Store | Human services | 501(c)(3) | 2026 | |||
| Psi Chi the National Honor Society in Psychology | 501(c)(3) | 1957 | $0 | $0 | 2025-06 | |
| Ramsey Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $995,695 | 2025-12 | |
| Read 2 Lead | Education | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Rock Creek Lake Alliance | Environment | 501(c)(3) | 2003 | $0 | $0 | 2025-12 |
| Rotary International | 501(c)(4) | 1942 | $0 | $0 | 2025-06 | |
| Security Des Moines Inc | Education | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Sittig Foundation Inc | Education | 501(c)(3) | 2021 | $8,726 | 2025-12 | |
| Social Entrepreneurs of Grinnell | International, foreign affairs and national security | 501(c)(3) | 2009 | $0 | $0 | 2026-05 |
| Society for Italian Historical Studies | 501(c)(3) | 1973 | $0 | $0 | 2025-12 | |
| Sully Health Foundation Inc | Health care | 501(c)(3) | 1992 | $0 | $0 | 2025-12 |
| Tallgrass Prairie Audubon Society | Environment | 501(c)(3) | 1992 | $0 | $0 | 2025-12 |
| The Claude W and Dolly Ahrens Foundation Corporation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $7.7 million | 2024-06 | |
| Tiger Elite VBC | Recreation and sports | 501(c)(3) | 2024 | |||
| Veterans of Foreign Wars of the United States Dept of Iowa | 501(c)(19) | 1966 | $0 | $0 | 2025-12 |
By cause in Grinnell, IA
- Education 9
- Recreation and sports 8
- Health care 6
- Human services 5
- Philanthropy, voluntarism and grantmaking foundations 4
- Arts, culture and humanities 4
- Public safety, disaster preparedness and relief 4
- Community improvement and capacity building 3
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.