Data / Nonprofits / South Dakota / Watertown / Health care
Health care nonprofits in Watertown, SD: 8 registered with the IRS
8 health care nonprofits are registered with the IRS in Watertown, SD, 8 of them 501(c)(3) charities; the 4 that report revenue took in $204.8 million. The largest by revenue: Prairie Lakes Health Care System Inc ($202.9 million), Tower Industry Family Support Charitable Foundation ($988,535), Prairie Lakes Health Care Foundation ($816,715).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Prairie Lakes Health Care System Inc | 501(c)(3) | 1987 | $202.9 million | $461.7 million | 2025-05 |
| Tower Industry Family Support Charitable Foundation | 501(c)(3) | 2014 | $988,535 | $6.5 million | 2025-12 |
| Prairie Lakes Health Care Foundation | 501(c)(3) | 1980 | $816,715 | $5.4 million | 2024-12 |
| Search & Rescue Support Inc | 501(c)(3) | 2006 | $62,114 | $283,602 | 2024-12 |
| Assisting Children To Smile Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-09 |
| Lake Area Kidney Endowment | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Prairie Lakes Legacy Fund Inc | 501(c)(3) | 2026 | $13.9 million | 2025-12 | |
| Tops Club Inc | 501(c)(3) | 2008 | $0 | $0 | 2025-03 |
Other causes in Watertown, SD
- Recreation and sports 18
- Human services 15
- Community improvement and capacity building 10
- Education 10
- Religion-related 7
- Philanthropy, voluntarism and grantmaking foundations 7
- Crime and legal-related 6
- Arts, culture and humanities 5
- Housing and shelter 5
- Animal-related 4
- Public safety, disaster preparedness and relief 4
- Youth development 4
- Public and societal benefit 3
Every nonprofit in Watertown, SD · Health care nonprofits across the state · 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.