Data / Nonprofits / South Dakota / Tyndall
Nonprofits in Tyndall, SD: 16 registered with the IRS
16 nonprofits are registered with the IRS in Tyndall, SD, 12 of them 501(c)(3) charities; the 4 that report revenue took in $17.1 million. The largest by revenue: St Michaels Hospital ($17 million), Elliot Hose Company No 1 Inc ($60,959), Tyndall Development Company Inc ($22,049). Most common causes: food, agriculture and nutrition (3).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| St Michaels Hospital | 501(c)(3) | 1946 | $17 million | $28.4 million | 2025-06 | |
| Elliot Hose Company No 1 Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2022 | $60,959 | $163,953 | 2025-12 |
| Tyndall Development Company Inc | Community improvement and capacity building | 501(c)(3) | 2018 | $22,049 | $272,650 | 2025-12 |
| Tyndall Housing & Redevelopment Commission | 501(c)(3) | 1978 | $4,498 | $1.6 million | 2024-12 | |
| American Legion | 501(c)(19) | 1946 | $0 | $0 | 2025-12 | |
| American Legion Auxiliary | 501(c)(19) | 1946 | $0 | $0 | 2025-12 | |
| Bon Homme 4-2 Public Schools Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2007 | $1,801 | 2025-06 | |
| Bon Homme Food Pantry | Food, agriculture and nutrition | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Bon Homme Heritage Association | 501(c)(3) | 1994 | $0 | $0 | 2025-12 | |
| Cavalier Corner | Youth development | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Main Street Market of Tyndall | Food, agriculture and nutrition | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Northern Plains Forage Association | Food, agriculture and nutrition | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Saint John Lutheran Church | 501(c)(3) | 1941 | ||||
| Tyndall Community Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | |||
| Veterans of Foreign Wars of the United States Dept of South Dakota | 501(c)(4) | 1964 | $0 | $0 | 2025-12 |
By cause in Tyndall, 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.