Data / Nonprofits / South Dakota / Humboldt
Nonprofits in Humboldt, SD: 10 registered with the IRS
10 nonprofits are registered with the IRS in Humboldt, SD, 8 of them 501(c)(3) charities; the 2 that report revenue took in $695,302. The largest by revenue: Humboldt Fire & Ambulance Service ($488,423), Buffalo Christian Homeschool Academy ($206,879).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Humboldt Fire & Ambulance Service | Public safety, disaster preparedness and relief | 501(c)(3) | 2018 | $488,423 | $1.1 million | 2024-12 |
| Buffalo Christian Homeschool Academy | Religion-related | 501(c)(3) | 2023 | $206,879 | $163,318 | 2025-06 |
| American Legion | 501(c)(19) | 1946 | $0 | $0 | 2024-12 | |
| Borderlands Horse Sanctuary | Animal-related | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Catholic Daughters of the Americas | 501(c)(3) | 1946 | ||||
| Humboldt Economic Development Corporation | Community improvement and capacity building | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Humboldt Pink Ladies | Health care | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Humboldts Got Heart | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| St Paul Lutheran Church | 501(c)(3) | 1988 | ||||
| St Pauls Lutheran Cemetary | 501(c)(13) | 1949 | $0 | $0 | 2025-11 |
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.