Environment nonprofits in Iowa

Environment nonprofits in Iowa. Browse 442 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. 1000 Friends of Iowa

    EIN 421474232 · Headquarters: DES MOINES, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. 100Grannies for a Livable Future

    EIN 471315880 · Headquarters: Iowa City, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Actgreen Impact Fund

    EIN 994829156 · Headquarters: Buffalo Center, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Adams County Conservation Foundation

    EIN 391905843 · Headquarters: CORNING, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Agricultural Drainage Management Coalition Inc

    EIN 680577650 · Headquarters: ANKENY, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Agriculture's Clean Water Alliance

    EIN 421510642 · Headquarters: ANKENY, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. Agua Es Vida - Pr Inc

    EIN 660954454 · Headquarters: COUNCIL BLUFFS, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Allamakee County Conservation Foundation

    EIN 800634399 · Headquarters: LANSING, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. Allamakee County Protectors Education Campaign Inc

    EIN 462300359 · Headquarters: New Albin, IA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. Allamakee Energy District

    EIN 843332048 · Headquarters: Waukon, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. American Business Womens Association

    EIN 421087554 · Headquarters: Davenport, IA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  12. American Rose Society

    EIN 581783294 · Headquarters: Bettendorf, IA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  13. American Rose Society

    EIN 581832634 · Headquarters: Des Moines, IA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  14. American Rose Society

    EIN 581832635 · Headquarters: Carroll, IA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  15. AMOS A Mid-Iowa Organizing Strategy

    EIN 391893896 · Headquarters: Des Moines, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Appanoose Conservation Foundation

    EIN 421419606 · Headquarters: CENTERVILLE, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Armstrong Heritage Museum

    EIN 421374080 · Headquarters: ARMSTRONG, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Audubons World

    EIN 421324784 · Headquarters: Audubon, IA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  19. Aurora Town and Country Garden Club

    EIN 900013931 · Headquarters: Aurora, IA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  20. Back to Ground Natural Burial

    EIN 993498932 · Headquarters: IOWA CITY, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Backbone Lake Friends Inc

    EIN 421480846 · Headquarters: ELKADER, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Beautification Babes for Community Enhancement

    EIN 320235904 · Headquarters: Hinton, IA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  23. Belmond Trees Forever

    EIN 800295131 · Headquarters: Belmond, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Benton County Conservation Foundation

    EIN 202006699 · Headquarters: VINTON, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. Bickelhaupt Arboretum

    EIN 421020739 · Headquarters: CLINTON, IA, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-PF

  26. Big River Conservationists Inc

    EIN 922111356 · Headquarters: DAVENPORT, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Bio-village Foundation Inc

    EIN 204861802 · Headquarters: Swaledale, IA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  28. Blackhawk Lake Resoration Fund

    EIN 261726010 · Headquarters: Lake View, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Blue Devil Athletic Foundation

    EIN 273144181 · Headquarters: Davenport, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Boone County Conservation Foundation

    EIN 391886606 · Headquarters: Ogden, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Bremer County Nature Alliance

    EIN 813311936 · Headquarters: Tripoli, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Buchanan County Four Seasons Trails Association

    EIN 421477870 · Headquarters: INDEPENDENCE, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Build a Better Belmond

    EIN 472152118 · Headquarters: BELMOND, IA, USA · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990

  34. Byways of Iowa Foundation

    EIN 352541666 · Headquarters: Postville, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Cameras for Conservancy

    EIN 832173159 · Headquarters: WINDSOR HEIGHTS, IA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  36. Carroll County Conservation Foundation

    EIN 421177014 · Headquarters: CARROLL, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Carter Lake Preservation Society Inc C/o Joan Harder

    EIN 203786236 · Headquarters: CARTER LAKE, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Cascade Community Enhancement Corp

    EIN 061661058 · Headquarters: Cascade, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Cedar Rapids and Iowa City Walleye Club

    EIN 844208581 · Headquarters: Cedar Rapids, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Cedar River Preservation Foundation

    EIN 421277033 · Headquarters: Saint Ansgar, IA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  41. Cedar Valley Arboretum & Botanic Gardens

    EIN 421447541 · Headquarters: WATERLOO, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Cedar Valley Association for Soft Trails

    EIN 264787754 · Headquarters: CEDAR FALLS, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Cedar Valley Trails Partnership

    EIN 421449239 · Headquarters: Cedar Falls, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Center on Sustainable Communities

    EIN 202482582 · Headquarters: West Des Moines, IA, USA · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  45. Centerville Garden Club

    EIN 464573716 · Headquarters: Centerville, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Central Iowa Daylily Society

    EIN 882199139 · Headquarters: Cedar Falls, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Central Iowa Orchid Society

    EIN 421217367 · Headquarters: PERRY, IA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  48. Cerro Gordo Clean Energy District

    EIN 922566794 · Headquarters: Clear Lake, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Changing Course Productions Inc

    EIN 853490707 · Headquarters: Fairfield, IA, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  50. Chariton River Greenbelt Foundation

    EIN 421461953 · Headquarters: CHARITON, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Chariton Valley Resource Conservdevelop

    EIN 421063147 · Headquarters: ALBIA, IA, USA · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  52. Clayton County Conservation Awareness Network Inc

    EIN 452067602 · Headquarters: Elkader, IA, US · Environment · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  53. Clayton County Energy District

    EIN 814518964 · Headquarters: Elkader, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Clean Energy Districts of Iowa

    EIN 611937493 · Headquarters: DECORAH, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Climate March

    EIN 462241822 · Headquarters: Des Moines, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Clinton County Conservation Foundation

    EIN 391878166 · Headquarters: GRAND MOUND, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Clinton Trees Forever

    EIN 421448505 · Headquarters: Clinton, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Conservation Foundation of Dickinson County

    EIN 364166056 · Headquarters: Okoboji, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Conserve Inc

    EIN 421489411 · Headquarters: Fairfield, IA, US · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  60. Coralx Foundation Inc

    EIN 933298966 · Headquarters: Cedar Falls, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Corgwyn Rehabilitation Sanctuary

    EIN 822420001 · Headquarters: JESUP, IA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  62. Corridor Outdoor Adventures

    EIN 832821527 · Headquarters: SOLON, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  63. Council Bluffs Trees Forever

    EIN 421413899 · Headquarters: Council Bluffs, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Cph Corporation

    EIN 421505411 · Headquarters: COUNCIL BLUFFS, IA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  65. Crescent Forest

    EIN 850931520 · Headquarters: Honey Creek, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Dacore Inc

    EIN 421417686 · Headquarters: Bloomfield, IA, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  67. Dallas County Conservation Foundation

    EIN 421360989 · Headquarters: PERRY, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Deb and Jeff Hansen Foundation

    EIN 204366833 · Headquarters: WEST DES MOINES, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Delaware County Energy District

    EIN 834551865 · Headquarters: Manchester, IA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  70. Des Moines Audubon Society

    EIN 421406447 · Headquarters: CLIVE, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Des Moines Chapter of the Izaak Walton League

    EIN 420687715 · Headquarters: DES MOINES, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Des Moines County Nature Trails Association Inc

    EIN 450477464 · Headquarters: Burlington, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Des Moines Founders Garden Club

    EIN 237454439 · Headquarters: WEST DES MOINES, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Des Moines Herb Study Group

    EIN 421336620 · Headquarters: Des Moines, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Dickinson County Community Gardens

    EIN 364671420 · Headquarters: Spirit Lake, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Dickinson County Conservation Endowment Inc

    EIN 884079530 · Headquarters: Lake Park, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Driftless Water Defenders

    EIN 384320551 · Headquarters: Iowa City, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. Dubuque Arboretum Association Inc

    EIN 421160989 · Headquarters: DUBUQUE, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Dubuque Audubon Society

    EIN 421125928 · Headquarters: Dubuque, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Dubuque County Energy District

    EIN 853427136 · Headquarters: Dubuque, IA, US · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Dubuque County Gardeners Inc

    EIN 421550248 · Headquarters: Asbury, IA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  82. Dubuque Farmer to Farmer

    EIN 393488395 · Headquarters: Dubuque, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Dubuque Field Archers

    EIN 226089019 · Headquarters: Peosta, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Dubuque Trees Forever

    EIN 822475365 · Headquarters: Dubuque, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Eagle Point Nature Society

    EIN 237204536 · Headquarters: Clinton, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Earthmind Practice

    EIN 264559935 · Headquarters: Iowa City, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Earthpark

    EIN 421506245 · Headquarters: DES MOINES, IA, USA · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  88. East Iowa Association of Hazardous Materials Managers Inc

    EIN 421491683 · Headquarters: WEST DES MOINES, IA, US · Environment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  89. Eastern Iowa Conservation Foundation Ltd

    EIN 270867862 · Headquarters: DUBUQUE, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Endow-bio Inc

    EIN 272389787 · Headquarters: Ames, IA, US · Environment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  91. Energy 2 0 Society Inc

    EIN 465546843 · Headquarters: Mount Vernon, IA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Energy Association of Iowa Schools

    EIN 454133218 · Headquarters: CRESTON, IA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Enhancement Committee Helping Osage

    EIN 421750476 · Headquarters: Osage, IA, US · Environment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  94. Enviromental Habitat Corporation

    EIN 421503539 · Headquarters: JEFFERSON, IA, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  95. Environment Iowa Research and Policy Center Inc

    EIN 562620105 · Headquarters: Des Moines, IA, US · Environment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  96. Environmental Law Collaborative

    EIN 812438476 · Headquarters: Iowa City, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Fair Haven Memorial Garden Inc

    EIN 844245364 · Headquarters: Pella, IA, US · Environment · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  98. Fayette Swcd Foundation

    EIN 454550237 · Headquarters: West Union, IA, US · Environment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  99. Fisher Lake Wildlife Preserve

    EIN 923647049 · Headquarters: Des Moines, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Five Island Lake Association

    EIN 831689267 · Headquarters: EMMETSBURG, IA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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