Data / Nonprofits / Wyoming / Green River
Nonprofits in Green River, WY: 67 registered with the IRS
67 nonprofits are registered with the IRS in Green River, WY, 49 of them 501(c)(3) charities; the 21 that report revenue took in $8.6 million. The largest by revenue: Sweetwater County Child Development Center Inc ($3.9 million), Muley Fanatic Foundation of Wyoming Inc ($1.3 million), Rolling Green Country Club ($961,345). Most common causes: recreation and sports (12), human services (4), religion-related (3).
SpecStream is the live web data engine for teams and agents. It reads the IRS register of exempt organizations as the IRS updates it, and this page is that reading. Ask for the nonprofits you need by place, cause and size, with their latest Form 990 figures and websites, and they arrive in your sheet, CRM, Slack or agent.
Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Sweetwater County Child Development Center Inc | 501(c)(3) | 1979 | $3.9 million | $1.1 million | 2025-06 | |
| Muley Fanatic Foundation of Wyoming Inc | Environment | 501(c)(3) | 2012 | $1.3 million | $786,517 | 2024-12 |
| Rolling Green Country Club | 501(c)(7) | 1989 | $961,345 | $1.1 million | 2025-12 | |
| Golden Hour Senior Center Inc | Human services | 501(c)(3) | 2001 | $828,943 | $1.1 million | 2025-09 |
| United Steelworkers | 501(c)(5) | 1940 | $288,501 | $400,581 | 2025-12 | |
| Green River Wyoming Chamber of Commerce | 501(c)(6) | 1984 | $287,404 | $550,396 | 2024-12 | |
| GRFD Foundation Inc | 501(c)(3) | 2004 | $198,604 | $173,368 | 2025-12 | |
| American Legion | 501(c)(19) | 1945 | $157,659 | $278,782 | 2025-06 | |
| Green River Knights American Legion Post 28 | Recreation and sports | 501(c)(3) | 2023 | $131,091 | $1 | 2025-12 |
| Green River Co-Op Preschool Inc | Education | 501(c)(3) | 1989 | $97,619 | $87,554 | 2025-05 |
| Green River Greenbelt Task Force | Environment | 501(c)(3) | 1992 | $96,770 | $311,547 | 2025-09 |
| Swat Swim Club | Recreation and sports | 501(c)(3) | 2026 | $67,552 | $8,392 | 2025-08 |
| Fraternal Order of Eagles | 501(c)(8) | 1991 | $60,439 | $1.2 million | 2025-05 | |
| Overland Stage Stampede Rodeo Committee | Recreation and sports | 501(c)(3) | 2025 | $48,500 | $47,686 | 2025-12 |
| Green River Grapplers USA Wrestling Club | Recreation and sports | 501(c)(3) | 2009 | $37,357 | $24,679 | 2024-12 |
| Pilots for Christ International - Wyoming Chapter | Religion-related | 501(c)(3) | 2025 | $31,639 | $286,837 | 2025-12 |
| Sweetwater County Library Foundation Inc | Education | 501(c)(3) | 1984 | $25,008 | $1.8 million | 2024-12 |
| Travelers Assistance Society of Sweetwater County Inc | 501(c)(3) | 1978 | $14,935 | $46,462 | 2025-12 | |
| Fallen Saints Red Desert | Public and societal benefit | 501(c)(3) | 2025 | $9,281 | $7,115 | 2025-12 |
| Southwestern Wyoming Mutual Aid Association | Public safety, disaster preparedness and relief | 501(c)(3) | 2019 | $8,630 | $31,357 | 2025-12 |
| Green River Community Chest Inc | Arts, culture and humanities | 501(c)(3) | 2006 | $600 | $13,240 | 2024-12 |
| 307 Dingers | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2025-09 |
| 312 Trailblazers | Youth development | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| American Fisheries Society | 501(c)(3) | 1972 | $0 | $0 | 2025-07 | |
| American Postal Workers Union | 501(c)(5) | 1973 | $0 | $0 | 2025-12 | |
| Ancient Free & Accepted Masons of Wyoming | 501(c)(10) | 1973 | $0 | $0 | 2025-12 | |
| Dustin Shillcox Foundation Inc | Medical research | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Emmanuel Evangelical Lutheran Church | 501(c)(3) | 1941 | 2011-12 | |||
| First Assembly of God | 501(c)(3) | 1964 | ||||
| Fraternal Order of Eagles | 501(c)(8) | 1991 | $0 | $0 | 2025-05 | |
| Fraternal Order of Police | 501(c)(8) | 1952 | $0 | $0 | 2025-12 | |
| Grace Community Fellowship | 501(c)(3) | 1959 | ||||
| Green River Alliance Church | 501(c)(3) | 1972 | ||||
| Green River Flaming Gorge Days | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2025 | $0 | $0 | 2025-08 |
| Green River Girls Fastpitch Softball | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-04 |
| Green River Outreach Chapter | Mental health and crisis intervention | 501(c)(3) | 2026 | |||
| Green River Wy First Church of the Nazarene | 501(c)(3) | 1963 | ||||
| Green River Yfl | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Grssa | Recreation and sports | 501(c)(3) | 2024 | |||
| Hand Over Hoof Inc | Human services | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Harvestime Church of Wyoming | Religion-related | 501(c)(3) | 2001 | |||
| House of Prayer Assembly of God Church | 501(c)(3) | 1964 | ||||
| International Association of Sheet Metal Air Rail & Transportation | 501(c)(5) | 2015 | $0 | $0 | 2025-12 | |
| Jobs Daughters International | 501(c)(10) | 1972 | $0 | $0 | 2025-05 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Knights of Columbus | Mutual and membership benefit | 501(c)(8) | 1940 | $0 | $0 | 2025-12 |
| Little League Baseball Inc | Recreation and sports | 501(c)(3) | 1967 | $0 | $0 | 2025-12 |
| Miracle League of Sweetwater County | Human services | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Monroe Elementary Pto | Education | 501(c)(3) | 2018 | $0 | $0 | 2025-06 |
| National Association of Letter Carriers | 501(c)(5) | 1965 | $0 | $0 | 2025-12 | |
| Pflag Green River | 501(c)(3) | 1994 | $0 | $0 | 2025-09 | |
| R & S Foundation A Non-Profit Corporation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2001 | $1 | 2025-12 | |
| Rivers of Living Water Church | 501(c)(3) | 1984 | ||||
| Rocky Plains Motorclub | Recreation and sports | 501(c)(3) | 2026 | |||
| Standing Stone Calvary of Southwest Wyoming | Religion-related | 501(c)(3) | 2007 | |||
| Sweetwater County Economic Development Coalition | Community improvement and capacity building | 501(c)(3) | 2022 | $5,145 | 2025-12 | |
| Sweetwater County Museum Foundation | 501(c)(3) | 1988 | $0 | $0 | 2024-12 | |
| Sweetwater County Tennis Association | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Sweetwater Mountain Bike Association | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Trona Valley Credit Union Foundation Inc | Human services | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Trout Unlimited | 501(c)(3) | 1972 | $0 | $0 | 2026-03 | |
| Ugly Ivans Exotics | Animal-related | 501(c)(3) | 2023 | $0 | $0 | 2023-03 |
| Veterans of Foreign Wars of the United States Department of Wyomin | 501(c)(19) | 1965 | $0 | $0 | 2025-12 | |
| Wyoming Association of County Engineers and Road Superintendents | Community improvement and capacity building | 501(c)(6) | 2012 | $0 | $0 | 2025-12 |
| Wyoming Education Association | 501(c)(6) | 1972 | $0 | $0 | 2025-08 | |
| Wyoming Education Association | 501(c)(6) | 1971 | $0 | $0 | 2025-08 | |
| Wyoming Mining Natural Resource Foundation | Environment | 501(c)(3) | 2016 | $0 | $0 | 2026-03 |
By cause in Green River, WY
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.