Data / Nonprofits / Mississippi / Environment
Environment nonprofits in Mississippi: 132 registered with the IRS
132 environment nonprofits are registered with the IRS in Mississippi, 124 of them 501(c)(3) charities; the 38 that report revenue took in $23.5 million. The most are in Jackson (14), Brandon (8), Gulfport (7). The largest by revenue: Gulf of Mexico Alliance ($5.3 million), Delta Wildlife Inc ($4 million), Mississippi River Trust ($3.2 million).
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Every organization, largest by revenue first
| Organization | City | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Gulf of Mexico Alliance | Ocean Springs | 501(c)(3) | 2011 | $5.3 million | $10.9 million | 2025-12 |
| Delta Wildlife Inc | Stoneville | 501(c)(3) | 2000 | $4 million | $2.6 million | 2024-12 |
| Mississippi River Trust | Stoneville | 501(c)(3) | 2003 | $3.2 million | $62.4 million | 2024-12 |
| Land Trust for the MS Coastal Plain | Biloxi | 501(c)(3) | 2001 | $2.5 million | $24.1 million | 2024-12 |
| Mississippi Land Trust | Stoneville | 501(c)(3) | 2001 | $1.1 million | $122 million | 2024-12 |
| Mississippi Wildlife Fisheries and Parks Foundation | Jackson | 501(c)(3) | 2003 | $925,566 | $1 million | 2024-12 |
| National Oceans and Applications Research Center | Kiln | 501(c)(3) | 2016 | $842,944 | $401,411 | 2024-12 |
| Mississippi Association of Conservation Districts Inc | Jackson | 501(c)(3) | 1980 | $720,384 | $430,841 | 2025-08 |
| South Sunflower Water Association Inc | Inverness | 501(c)(12) | 2024 | $638,676 | $664,309 | 2025-12 |
| Powers Water Association | Laurel | 501(c)(12) | 2014 | $531,667 | $926,475 | 2025-06 |
| People Against Litter | Madison | 501(c)(3) | 1990 | $485,287 | $383,547 | 2025-06 |
| Greater Eastover Foundation Inc | Jackson | 501(c)(3) | 2010 | $404,732 | $197,368 | 2024-12 |
| Education Economics Environmental & Health Organization Eeecho | Gulfport | 501(c)(3) | 2017 | $353,515 | $160,474 | 2025-06 |
| Camp Ground Water Association Inc | Oxford | 501(c)(12) | 2019 | $290,855 | $1.3 million | 2025-12 |
| Trails of Mississippi | Madison | 501(c)(3) | 2023 | $243,608 | $613,133 | 2024-12 |
| Mid-South Forestry Equipment Show Inc | Starkville | 501(c)(6) | 1999 | $231,723 | $100,287 | 2025-12 |
| Clinton Community Nature Center Association Inc | Clinton | 501(c)(3) | 1993 | $170,262 | $392,327 | 2025-12 |
| 2C Mississippi Towards Sustainable Educated & Empowered Misssissippi | Ridgeland | 501(c)(3) | 2017 | $165,324 | $352,397 | 2024-12 |
| Mississippi Urban Forest Council | Madison | 501(c)(3) | 1994 | $161,207 | $23,660 | 2025-12 |
| Miss Gulf Fishing Banks Inc | Biloxi | 501(c)(3) | 2022 | $159,574 | $38,973 | 2025-06 |
| Clean Up Jackson Inc | Jackson | 501(c)(3) | 2024 | $147,049 | $27,699 | 2025-12 |
| Lower Mississippi River Conservation Committee | Vicksburg | 501(c)(3) | 1995 | $137,344 | $342,673 | 2025-12 |
| Mississippis Lower Delta Partnership | Rolling Fork | 501(c)(3) | 2004 | $130,129 | $246,662 | 2024-12 |
| Global Concern | Brandon | 501(c)(3) | 2014 | $112,183 | $114,680 | 2025-12 |
| Cherokee Concerned Citizens | Pascagoula | 501(c)(3) | 2026 | $109,485 | $61,436 | 2025-12 |
| Garden Club of Jackson Inc | Jackson | 501(c)(3) | 2007 | $100,527 | $204,363 | 2025-05 |
| Garden Clubs of Miss Inc | Merigold | 501(c)(3) | 1965 | $86,470 | $583,525 | 2026-05 |
| Mississippi Master Gardener Associ- | Columbus | 501(c)(3) | 2007 | $74,985 | $46,061 | 2025-12 |
| Friends of Chakchiuma Swamp | Grenada | 501(c)(3) | 2018 | $74,096 | $18,557 | 2025-12 |
| North Central Mississippi Resource Conservation & Development Area in | New Albany | 501(c)(3) | 1994 | $66,819 | $28,733 | 2025-09 |
| Greenville Garden Club | Greenville | 501(c)(3) | 2007 | $36,159 | $120,342 | 2026-05 |
| Institute for Compatible Development | Moss Point | 501(c)(3) | 2005 | $26,084 | $1.3 million | 2025-09 |
| Safety City Inc | Pearl | 501(c)(3) | 2017 | $10,000 | $264,426 | 2025-12 |
| Keep Jackson Beautiful | Jackson | 501(c)(3) | 1964 | $6,170 | $4,785 | 2025-12 |
| Oktibbeha County Master Gardeners Inc | Starkville | 501(c)(3) | 2025 | $3,362 | $7,093 | 2025-12 |
| Feathers & Futures | Natchez | 501(c)(3) | 2025 | $360 | $68 | 2025-12 |
| Old Mountain Arboretum Inc | Winona | 501(c)(3) | 2020 | $100 | $17,687 | 2024-12 |
| 34TH Street Wholistic Gardens Education Center Inc | Gulfport | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Adams County Master Gardeners | Natchez | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Barnett Reservoir Foundation | Brandon | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Bay Waveland Garden Club | Waveland | 501(c)(3) | 2022 | $0 | $0 | 2025-01 |
| Booker T Washington Green Technology Foundation | Jackson | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Brandon Garden Club | Brandon | 501(c)(3) | 2021 | $0 | $0 | 2026-05 |
| Buckatunna Water Works Association Inc | Buckatunna | 501(c)(12) | 2026 | |||
| Burrow Nature Center | Lumberton | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Center for Environmental & Economic Justice Inc | Biloxi | 501(c)(3) | 2011 | $0 | $0 | 2025-09 |
| Cherokee Rose Garden Club | Carrollton | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Citizens for Economic Empowermentdevelopment and A Air Water and Soi | Jackson | 501(c)(3) | 2008 | $0 | $0 | 2024-12 |
| Clean Watershed Community | Jackson | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Concerned Citizens of Madison County | Jackson | 501(c)(3) | 2024 | |||
| Copiah County Master Gardeners | Crystal SPGS | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Deer Creek Watershed Associaton | Arcola | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Delta Research Foundation | Stoneville | 501(c)(3) | 1962 | $2.4 million | 2024-12 | |
| Desoto County Master Gardeners Asso | Nesbit | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Disaster To Energy Institute | Jackson | 501(c)(3) | 2025 | |||
| East Mississippi Foothills Land Trust Inc | Meridian | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Ev Mississippi | Hattiesburg | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| For the Children | Philadelphia | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Friends of Boley Inc | Picayune | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Friends of Clarkco State Park Inc | Quitman | 501(c)(3) | 2020 | $24,408 | 2025-12 | |
| Friends of Legion State Park | Louisville | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Friends of Reservoir Fire Departmen T Inc | Flowood | 501(c)(3) | 2025 | |||
| Friends of Roosevelt State Park | Morton | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Friends of the Environment | Alligator | 501(c)(3) | 2014 | $0 | $0 | 2025-09 |
| Friends of the Tishomingo State Park | Belmont | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Garden Club of Madison | Madison | 501(c)(3) | 2022 | $0 | $0 | 2026-05 |
| Garden Lovers of Natchez | Natchez | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Grannys Good Deeds | Gulfport | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Greenwood Leflore County Crime Stoppers Inc | Greenwood | 501(c)(3) | 2008 | $0 | $0 | 2024-12 |
| Grenada Garden Club | Grenada | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Gulf Coast Environmental Labor Coalition | Vancleave | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Gulf South Mycological Society | Vicksburg | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Help Me Reach My Fullest Potential Youth Center | Gulfport | 501(c)(3) | 2021 | $0 | $0 | 2023-12 |
| Hernando Civic Garden Club | Hernando | 501(c)(3) | 2024 | $0 | $0 | 2025-05 |
| Holly Springs Garden Club | Holly Springs | 501(c)(3) | 2019 | $0 | $34,911 | 2024-12 |
| Hometown Heroes Inc | Port Gibson | 501(c)(3) | 2026 | |||
| Honor Our Troops Golf Classic | Olive Branch | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Humans Everywhere Real Organic Incorporated | Canton | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| International Cooperation of Environmental Youth Inc | Canton | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Jesus People Against Pollution | Columbia | 501(c)(3) | 1994 | $0 | $0 | 2023-12 |
| Jewels Consulting Tax | Hattiesburg | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Keep Clinton Beautiful Inc | Clinton | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Keep Copiah Beautiful | Wesson | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Keep Magee Beautiful | Magee | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Keep Mississippi Beautiful Inc | Madison | 501(c)(3) | 1981 | $0 | $0 | 2025-09 |
| Keep Pike County Beautiful Inc | McComb | 501(c)(3) | 2011 | $0 | $0 | 2026-06 |
| Keep Simpson County Beautiful Inc | Braxton | 501(c)(3) | 1999 | $0 | $0 | 2026-06 |
| Keep Vicksburg-Warren Beautiful Inc | Vicksburg | 501(c)(3) | 1990 | $0 | $0 | 2025-12 |
| Keep the Reservoir Beautiful | Brandon | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Knights of Peter Claver Council 171 | Jackson | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Laurel Garden Club Inc | Laurel | 501(c)(3) | 2017 | $0 | $0 | 2026-05 |
| Lee County Master Gardeners | Tupelo | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Long Beach Garden Club | Long Beach | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Magnolia Student Angler Trail Inc | Oxford | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Marion County Self-Help Organization | Columbia | 501(c)(3) | 1999 | $0 | $0 | 2023-12 |
| Memphis Town Community Action Group | Columbus | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Mid-South Society of Environmental Toxicology and Chemistry | University | 501(c)(6) | 2020 | $0 | $0 | 2025-04 |
| Mississippi Coast Audubon Society | Ocean Springs | 501(c)(3) | 1999 | $0 | $0 | 2025-06 |
| Mississippi Coastal Plains Resource Conservation and Development Coun | Perkinston | 501(c)(3) | 2001 | $0 | $0 | 2025-09 |
| Mississippi Environmental Education Alliance | Brandon | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Mississippi Family Farmers Inc | Olive Branch | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Mississippi Native Plant Society in C | Petal | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Mississippi Peoples Movement | Ocean Springs | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Mississippi Renaissance Garden Foundation Inc | Biloxi | 501(c)(3) | 2007 | $0 | $0 | 2024-12 |
| Mississippi River Foundation Inc | Vicksburg | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Mississippi Society of American for Esters | Clinton | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Mississippi Sound Conservancy | Columbia | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Mississippi Water Environmental Association | Senatobia | 501(c)(3) | 2011 | $0 | $0 | 2025-08 |
| Mississippi Water Resouces Assoc | Jackson | 501(c)(6) | 2015 | $0 | $0 | 2025-08 |
| Mississippi Youth Community Gardens | Gunnison | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Natchez Trace Parkway Association Inc | Tupelo | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| North Gulfport Community Land Conservancy Inc | Gulfport | 501(c)(3) | 2007 | $0 | $0 | 2024-12 |
| Northeast Mississippi Resource Conservation & Developmnt Area Inc | Columbus | 501(c)(3) | 1993 | $0 | $0 | 2025-09 |
| One Clean Coast | Gulfport | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Operation Sun | Liberty | 501(c)(3) | 2024 | |||
| Park Acquisition Corporation | Woodville | 501(c)(3) | 2005 | $0 | $2 million | 2025-10 |
| Pearl River County Master Gardeners Association of Mississippi | Poplarville | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Pearl Riverkeeper | Brandon | 501(c)(3) | 2017 | $0 | $0 | 2026-04 |
| Piney Woods Conservation Group | Hattiesburg | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Professional Soil Classifiers Association of Mississippi | Brandon | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Safe and Sound Coalition | Southaven | 501(c)(3) | 2026 | |||
| Save Our Sound MS | Gulfport | 501(c)(4) | 2025 | $0 | $0 | 2025-12 |
| Sippi Girls Foundation | Brandon | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| State Line Cemetery Association | State Line | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| The Garden Club of Taylor | Taylor | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Trees R Us Foundation | Waterford | 501(c)(3) | 2024 | |||
| Union Cemetery Fund | Tillatoba | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Union County Master Gardeners | New Albany | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Wesson Garden Club | Wesson | 501(c)(3) | 2026 | $0 | $0 | 2026-05 |
| Winona Garden Club | Winona | 501(c)(3) | 2024 | $0 | $0 | 2026-05 |
| Yazoo Waterfowl Partners | Hollandale | 501(c)(3) | 2025 | |||
| Mississippi Wildlife Federation Trust Inc | Jackson | 501(c)(3) | 1995 | $-4,761 | $145,539 | 2024-12 |
Every nonprofit in Mississippi
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.