Nonprofits in South Dakota

Nonprofits in South Dakota. Browse 9,038 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. Northeast South Dakota Area Health Education Center

    EIN 452916884 · Headquarters: ABERDEEN, SD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Northeast South Dakota Assc of Real

    EIN 466019443 · Headquarters: WATERTOWN, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. Northeast South Dakota Economic Corporation

    EIN 460350177 · Headquarters: SISSETON, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Northeast South Dakota Head Start Program Inc

    EIN 460395724 · Headquarters: ABERDEEN, SD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  5. Northeast South Dakota Spay & Neuter Coalition

    EIN 462989723 · Headquarters: Aberdeen, SD, US · Animal Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  6. Northeast Trail Blazers

    EIN 411959723 · Headquarters: sisseton, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  7. Northeast Unmet Needs Inc

    EIN 460447969 · Headquarters: WATERTOWN, SD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  8. Northeastern Mental Health Center

    EIN 460253936 · Headquarters: Aberdeen, SD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Northeastern Mental Health Foundation

    EIN 460373123 · Headquarters: Aberdeen, SD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Northern Black Hills Chapter of the American Business Womens Assoc

    EIN 460359476 · Headquarters: Spearfish, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. Northern Black Hills Society for Preservation of Performing Arts

    EIN 363320351 · Headquarters: Deadwood, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Northern Electric Cooperative

    EIN 460151015 · Headquarters: BATH, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Northern Fort Playhouse Foundation

    EIN 562576627 · Headquarters: Britton, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Northern Hill Recreation Association

    EIN 465081202 · Headquarters: Lead, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Northern Hills Alcohol and Drug Inf

    EIN 466036107 · Headquarters: STURGIS, SD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  16. Northern Hills Alliance for Children

    EIN 800502521 · Headquarters: DEADWOOD, SD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Northern Hills Amateur Hockey Association

    EIN 473694532 · Headquarters: Spearfish, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Northern Hills CASA

    EIN 460399483 · Headquarters: Spearfish, SD, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Northern Hills Christian Home Schoolers

    EIN 208172379 · Headquarters: VALE, SD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Northern Hills Family Recreation

    EIN 460356630 · Headquarters: LEAD, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Northern Hills Prospectors

    EIN 811522017 · Headquarters: RAPID CITY, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Northern Hills Shooting Sports

    EIN 874741854 · Headquarters: Belle Fourche, SD, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Northern Hills Sources of Support

    EIN 822597711 · Headquarters: Spearfish, SD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Northern Hills Training Center Inc

    EIN 460347103 · Headquarters: SPEARFISH, SD, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Northern Nevada Moses Project

    EIN 862653892 · Headquarters: Hot Springs, SD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. Northern Oahe Sportsman Club

    EIN 921031483 · Headquarters: Mobridge, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Northern Plains Association of Healthcare Materials Management

    EIN 611720683 · Headquarters: Sioux Falls, SD, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  28. Northern Plains Forage Association

    EIN 921757370 · Headquarters: TYNDALL, SD, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Northern Plains Grassland Reclamation Project

    EIN 273048442 · Headquarters: Ipswich, SD, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  30. Northern Plains Prevention Inc

    EIN 208330681 · Headquarters: Eagle Butte, SD, US · Health Care · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  31. Northern Plains Sustainable Agriculture Society

    EIN 450423762 · Headquarters: FREDERICK, SD, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Northern Plains Watercolor Society

    EIN 770587965 · Headquarters: Rapid City, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Northern Prairie Arts

    EIN 460388085 · Headquarters: Watertown, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Northern Prairies Land Trust

    EIN 460457858 · Headquarters: SIOUX FALLS, SD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Northern Route to the Black Hills Association

    EIN 050570164 · Headquarters: ABERDEEN, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Northern State University Foundation

    EIN 237002314 · Headquarters: Aberdeen, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Northern State University Science Club

    EIN 800677458 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  38. Northern Turner County Food Pantry

    EIN 923186430 · Headquarters: Parker, SD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Northport Good Samaritan Housing Inc

    EIN 383993597 · Headquarters: Sioux Falls, SD, US · Housing & Shelter · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  40. Northville Baseball Association Inc

    EIN 300773537 · Headquarters: Northville, SD, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Northville Community Association

    EIN 460363978 · Headquarters: Northville, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Northwest Broadcast News Association

    EIN 411446130 · Headquarters: Sturgis, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  43. Northwest Broadcast News Foundation

    EIN 451535866 · Headquarters: Sturgis, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Northwest Ranch Cowboys Association

    EIN 830204983 · Headquarters: Prairie City, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. Northwest South Dakota Regional Landfill Association Inc

    EIN 460425339 · Headquarters: LEMMON, SD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Northwestern Community Foundation Inc

    EIN 460455577 · Headquarters: Mellette, SD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  47. NorthWestern Energy Welfare Benefit Trust

    EIN 810495798 · Headquarters: Sioux Falls, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. Northwestern Public Service Company Aberdeen Div Emp & Dep Schlrshp Fd

    EIN 237108083 · Headquarters: Aberdeen, SD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Not a Needy Person Inc

    EIN 852670183 · Headquarters: Box Elder, SD, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  50. Nowa Cumig Institute

    EIN 020603084 · Headquarters: Pine Ridge, SD, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  51. Nsu 500 Club

    EIN 721564246 · Headquarters: Aberdeen, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Nuisance Farm and Sanctuary

    EIN 991949234 · Headquarters: Rapid City, SD, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Nurse Practitioner Association of South Dakota

    EIN 460446730 · Headquarters: Sioux Falls, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  54. Nursing Students Association of South Dakota

    EIN 237091360 · Headquarters: Brookings, SD, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  55. Oacoma Chamberlain Pukwana Area Community Foundation

    EIN 334171797 · Headquarters: CHAMBERLAIN, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Oahe Basketball Association Inc

    EIN 920741273 · Headquarters: PIERRE, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Oahe Chapel Preservation Society

    EIN 363358777 · Headquarters: Pierre, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Oahe Child Development Center Inc

    EIN 237140269 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Oahe Days Music and Arts Festival

    EIN 923948468 · Headquarters: PIERRE, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Oahe Electric Cooperative

    EIN 460221074 · Headquarters: Blunt, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Oahe Fc

    EIN 203919516 · Headquarters: PIERRE, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Oahe Foundation

    EIN 363309554 · Headquarters: PIERRE, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Oahe General Assembly 1657

    EIN 510153683 · Headquarters: Pierre, SD, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Oahe Habitat for Humanity Inc

    EIN 460430669 · Headquarters: PIERRE, SD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  65. Oahe Hockey Association

    EIN 460438508 · Headquarters: PIERRE, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Oahe Home Builders Association

    EIN 721615495 · Headquarters: PIERRE, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Oahe Inc

    EIN 460366681 · Headquarters: PIERRE, SD, USA · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990

  68. Oahe Junior Softball Association

    EIN 261758278 · Headquarters: Pierre, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Oahe Plains Systems Corporation

    EIN 460342154 · Headquarters: PIERRE, SD, USA · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  70. Oahe Racers Association Inc

    EIN 821231467 · Headquarters: Pierre, SD, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  71. Oahe Young Men's Christian Association

    EIN 237169291 · Headquarters: PIERRE, SD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Oakwood Lakes Area Development Association Inc

    EIN 460352497 · Headquarters: volga, SD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  73. Oaye Luta Okolakiciye

    EIN 273978390 · Headquarters: Rapid City, SD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Objective Zero Foundation

    EIN 814324563 · Headquarters: SIOUX FALLS, SD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Oceti Sakowin Community Academy

    EIN 872038807 · Headquarters: Rapid City, SD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Oceti Sakowin Writers Society

    EIN 873584755 · Headquarters: Rapid City, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Oceti Wakan (Sacred Fireplace)

    EIN 363900385 · Headquarters: Pine Ridge, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Octavias Promise

    EIN 332390898 · Headquarters: Lead, SD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Oelrichs Cemetery Association

    EIN 460404024 · Headquarters: Oelrichs, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Oglala Lakota Childrens Justice Center Inc

    EIN 911810732 · Headquarters: Pine Ridge, SD, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990

  81. Oglala Lakota College

    EIN 237135915 · Headquarters: Kyle, South Dakota, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  82. Oglala Lakota Housing Authority

    EIN 301386293 · Headquarters: PINE RIDGE, SD, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990

  83. Oglala Pet Project Goodman

    EIN 453844277 · Headquarters: KYLE, SD, USA · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  84. Oglala Sioux Tribe Partnership for Housing Inc

    EIN 460451277 · Headquarters: Pine Ridge, SD, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990

  85. Ogorman Youth Wrestling

    EIN 874810005 · Headquarters: SIOUX FALLS, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Okiciyap the Isabel Community

    EIN 300649978 · Headquarters: Isabel, SD, US · Housing & Shelter · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  87. Olathe Good Samaritan Housing Gp Inc

    EIN 460396398 · Headquarters: SIOUX FALLS, SD, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  88. Old Cronies Inc

    EIN 815096108 · Headquarters: Aberdeen, SD, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Old Ft Meade Museum & Historic Research Assoc

    EIN 460314448 · Headquarters: FORT MEADE, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Old Swinging Tree Inc

    EIN 813576971 · Headquarters: Vienna, SD, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  91. Old Time Tractor Owners

    EIN 264495254 · Headquarters: Saint Lawrence, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Olde Towne Theatre Co Inc

    EIN 460389570 · Headquarters: WORTHING, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Oldham Area Improvement Corporation

    EIN 300438714 · Headquarters: Oldham, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Oldham Cemetery Association

    EIN 466039590 · Headquarters: OLDHAM, SD, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  95. Oldham Community Center Inc

    EIN 334623983 · Headquarters: Oldham, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Oldham Industrial Development Corporation

    EIN 460345692 · Headquarters: Oldham, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Oldham Library and Historical Association

    EIN 510196353 · Headquarters: Oldham, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Olive Grove Golf Course Inc

    EIN 460402884 · Headquarters: GROTON, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Olive Rice Reierson Foundation

    EIN 363463190 · Headquarters: Rapid City, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  100. Olivias Angels Foundation

    EIN 335003691 · Headquarters: North Sioux City, SD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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