Data / Nonprofits / South Dakota / Dakota Dunes
Nonprofits in Dakota Dunes, SD: 22 registered with the IRS
22 nonprofits are registered with the IRS in Dakota Dunes, SD, 20 of them 501(c)(3) charities; the 3 that report revenue took in $4.2 million. The largest by revenue: Dakota Dunes Country Club ($4.1 million), Tolerance Week Inc ($90,412), T&C Legacy Foundation ($22,876). Most common causes: philanthropy, voluntarism and grantmaking foundations (8).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Dakota Dunes Country Club | 501(c)(7) | 1942 | $4.1 million | $17.9 million | 2025-12 | |
| Tolerance Week Inc | Education | 501(c)(3) | 2016 | $90,412 | $263,282 | 2025-12 |
| T&C Legacy Foundation | Mental health and crisis intervention | 501(c)(3) | 2025 | $22,876 | $26,531 | 2025-12 |
| Bob & Ginny Peterson Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $1.1 million | 2025-12 | |
| Catholic Daughters of the Americas | 501(c)(3) | 1946 | ||||
| Cozy Tree | Human services | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Dakota Valley Public School Foundation | Education | 501(c)(3) | 2026 | |||
| Diakonia Incorporated | Human services | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Dokken Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $1.3 million | 2025-12 | |
| Dorothy Babcock Family Charitablefoundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2007 | $610,612 | 2024-12 | |
| Holy Cross Lutheran Church & Preschool | 501(c)(3) | 1941 | ||||
| MSJB Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $1.6 million | 2025-12 | |
| Nora Wave Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $76,285 | 2025-12 | |
| Norman and Sheila Bernstein Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $55,368 | 2025-12 | |
| North Sioux Dakota Valley Recreational Complex | Recreation and sports | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Persinger Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1998 | $297,237 | 2025-09 | |
| Roth & Letch Family Charitable Foundation | Community improvement and capacity building | 501(c)(3) | 2018 | $0 | $30,437 | 2025-12 |
| South Dakota Society of Interventional Pain Physicians Inc | Community improvement and capacity building | 501(c)(6) | 2003 | $0 | $0 | 2025-12 |
| The MWTC | Youth development | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Westendorf Family Foundation | 501(c)(3) | 1986 | $4.4 million | 2025-10 | ||
| Yasha Foundation | Religion-related | 501(c)(3) | 2015 | $260,727 | 2025-12 | |
| Yockey Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $948,529 | 2025-12 |
By cause in Dakota Dunes, SD
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.