Data / Nonprofits / Colorado / Durango / Environment
Environment nonprofits in Durango, CO: 19 registered with the IRS
19 environment nonprofits are registered with the IRS in Durango, CO, 18 of them 501(c)(3) charities; the 12 that report revenue took in $19 million. The largest by revenue: Conservation Lands Foundation ($10.2 million), Animas-La Plata Operation Maintenance and Replacement Associ ($2.4 million), Mountain Studies Institute Inc ($1.6 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Conservation Lands Foundation | 501(c)(3) | 2007 | $10.2 million | $11.2 million | 2025-12 |
| Animas-La Plata Operation Maintenance and Replacement Associ | 501(c)(3) | 2011 | $2.4 million | $10.4 million | 2025-09 |
| Mountain Studies Institute Inc | 501(c)(3) | 2003 | $1.6 million | $689,036 | 2025-12 |
| San Juan Mountains Association | 501(c)(3) | 1976 | $1.5 million | $1.4 million | 2024-12 |
| San Juan Citizens Alliance | 501(c)(3) | 1998 | $1.2 million | $1.1 million | 2025-12 |
| Four Corners Office for Resource Efficiency | 501(c)(3) | 2009 | $874,363 | $279,691 | 2025-12 |
| La Plata Open Space Conservancy | 501(c)(3) | 1992 | $444,154 | $1.8 million | 2024-12 |
| Durango Botanic Gardens | 501(c)(3) | 2014 | $237,914 | $419,433 | 2025-12 |
| Energy & Conservation Law | 501(c)(3) | 2014 | $225,726 | $252,377 | 2024-12 |
| Western Leaders Network | 501(c)(3) | 2017 | $204,656 | $176,670 | 2025-12 |
| Solar Barn Raising | 501(c)(3) | 2016 | $159,801 | $7,672 | 2024-12 |
| Falls Creek Wildlands and Trails | 501(c)(3) | 2025 | $3,560 | $1,062 | 2025-12 |
| Back Country Horsemen of Colorado | 501(c)(4) | 2022 | $0 | $0 | 2025-12 |
| Friends of the San Juans | 501(c)(3) | 2014 | $0 | $0 | 2025-08 |
| Good Trouble Climate Network | 501(c)(3) | 2025 | $0 | $0 | 2025-07 |
| Mountain Thyme Herb Society | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Rural Energy Academy | 501(c)(3) | 2026 | |||
| San Juan Resource Conservation and Development Council | 501(c)(3) | 1986 | $0 | $0 | 2025-09 |
| The Ponderosa Project | 501(c)(3) | 2026 |
Other causes in Durango, CO
- Education 57
- Recreation and sports 46
- Arts, culture and humanities 30
- Human services 29
- Religion-related 20
- Philanthropy, voluntarism and grantmaking foundations 15
- Animal-related 14
- Community improvement and capacity building 14
- Health care 11
- Public and societal benefit 10
- Mental health and crisis intervention 8
- Housing and shelter 8
- Crime and legal-related 6
- Public safety, disaster preparedness and relief 6
- Mutual and membership benefit 5
- Youth development 4
- Food, agriculture and nutrition 4
- International, foreign affairs and national security 3
- Civil rights, social action and advocacy 3
- Diseases, disorders and medical disciplines 3
Every nonprofit in Durango, CO · Environment 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.