Data / Nonprofits / Wisconsin / Sauk City
Nonprofits in Sauk City, WI: 41 registered with the IRS
41 nonprofits are registered with the IRS in Sauk City, WI, 32 of them 501(c)(3) charities; the 17 that report revenue took in $26.6 million. The largest by revenue: Friends Of@sauk Prairie Parks and Recreation Inc ($8.8 million), Wisconsin Northern & Central Graduate Medical Education Consort ($6.8 million), Rural Wisconsin Health Cooperativeinformation Technology Network ($5.3 million). Most common causes: education (5), religion-related (4), recreation and sports (4).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Friends Of@sauk Prairie Parks and Recreation Inc | Recreation and sports | 501(c)(3) | 2018 | $8.8 million | $10 million | 2024-12 |
| Wisconsin Northern & Central Graduate Medical Education Consort | Health care | 501(c)(3) | 2021 | $6.8 million | $1 million | 2025-06 |
| Rural Wisconsin Health Cooperativeinformation Technology Network | Health care | 501(c)(3) | 2007 | $5.3 million | $1.7 million | 2025-06 |
| Society of Jesus Christ the Priest Inc | Religion-related | 501(c)(3) | 2014 | $1.5 million | $1.3 million | 2025-12 |
| Wisconsin Wrestling Federation | Recreation and sports | 501(c)(3) | 2013 | $1.4 million | $600,085 | 2025-12 |
| RWHC Healthy Wisconsin Inc | Human services | 501(c)(3) | 2021 | $558,375 | $601,921 | 2025-06 |
| Sauk Prairie Area Chamber of Commerce Inc | 501(c)(6) | 1992 | $521,099 | $475,881 | 2025-12 | |
| 6-8 Inc | Housing and shelter | 501(c)(3) | 2010 | $519,905 | $1.4 million | 2024-12 |
| Sauk Prairie Area Food Pantry Inc | 501(c)(3) | 1988 | $323,346 | $830,120 | 2025-12 | |
| Good Neighbor Clinic of Sauk Prairie | Health care | 501(c)(3) | 2004 | $220,912 | $558,266 | 2025-12 |
| Sauk Prairie Summer Recreation Inc | Youth development | 501(c)(3) | 2015 | $170,422 | $100,870 | 2025-12 |
| St Aloysius Home & School Association Inc | Education | 501(c)(3) | 1995 | $101,068 | $211,134 | 2025-06 |
| Sauk Prairie Nursery Center Inc | 501(c)(3) | 1994 | $100,748 | $135,750 | 2025-06 | |
| Grade School Partners in Education | Education | 501(c)(3) | 1997 | $67,984 | $38,497 | 2025-12 |
| Sauk City Firefighters Association Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2024 | $58,269 | $54,487 | 2025-12 |
| Access Womens Center Inc | Civil rights, social action and advocacy | 501(c)(3) | 1997 | $54,283 | $55,920 | 2025-12 |
| Wisconsin Partners Inc | Community improvement and capacity building | 501(c)(6) | 2017 | $54,210 | $60,735 | 2024-12 |
| A J N Freedom Isn T Free Memorial Inc | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| American Federation of State County & Municipal Employees | 501(c)(5) | 1957 | $0 | $0 | 2024-12 | |
| American Legion | 501(c)(19) | 1946 | $0 | $0 | 2024-12 | |
| Blackhawk Bethlehem Church Inc | Religion-related | 501(c)(3) | 2023 | |||
| Blue Knights Motorcycle Club | 501(c)(10) | 1989 | $0 | $0 | 2025-12 | |
| Discovery Inc | Arts, culture and humanities | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Divine Mercy Congregation Sauk County Wi Inc | 501(c)(3) | 1946 | 2013-12 | |||
| Experimental Aircraft Association Inc Corben Chapter 93 | Science and technology | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Friends of George Culver Community Library Inc | Education | 501(c)(3) | 1999 | $0 | $0 | 2025-09 |
| Friends of Sauk City History Inc - Fosch | Community improvement and capacity building | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Friends of the Great Sauk State Trail Inc | Recreation and sports | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Kitties On the Prairie | Animal-related | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Kiwanis International Inc | 501(c)(4) | 1940 | $0 | $0 | 2024-12 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Kurt W Saupe Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| National Association of Roman Catholic Priests Pilots Inc | Religion-related | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| New Chapter Animal Rescue | Animal-related | 501(c)(3) | 2026 | |||
| Optimist International | 501(c)(4) | 1965 | $0 | $0 | 2025-09 | |
| River Hills Community Church Inc | Religion-related | 501(c)(3) | 2007 | |||
| Sauk Prairie Youth Football Inc | Recreation and sports | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Society of Saint Pius X Madison Wisconsin Inc | 501(c)(3) | 1983 | ||||
| Walleye of Wisconsin Limited | Youth development | 501(c)(3) | 1999 | $0 | $0 | 2026-02 |
| Wisconsin Large Animal Emergency Response Inc | Animal-related | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Wisconsin Society for Health Manpower Education and Training | Education | 501(c)(6) | 2014 | $0 | $0 | 2025-12 |
By cause in Sauk City, WI
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.