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. Lambda Chi Alpha Fraternity Inc

    EIN 460862761 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Lambda Chi Alpha Fraternity Inc

    EIN 463747355 · Headquarters: Brookings, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Lambda Chi Alpha Fraternity Inc Alpha Gamma Zeta

    EIN 460224751 · Headquarters: Sioux Falls, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Lamplighter Foundation

    EIN 200066528 · Headquarters: SIOUX FALLS, SD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  5. Land and Legacy

    EIN 934515403 · Headquarters: Kimball, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Landmann-jungman Memorial Hospital Corporation

    EIN 466015787 · Headquarters: SCOTLAND, SD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Langford Area Ag Advisory

    EIN 921054794 · Headquarters: LANGFORD, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Langford Development Corporation C/o Chad Hardy

    EIN 860269884 · Headquarters: LANGFORD, SD, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. Langford School Foundation

    EIN 460446927 · Headquarters: LANGFORD, SD, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  10. Langford Town and Country Club

    EIN 460349631 · Headquarters: Aberdeen, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Lantis Foundation Inc

    EIN 205857842 · Headquarters: Spearfish, SD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  12. Lantis Resident Council Inc

    EIN 460433248 · Headquarters: Spearfish, SD, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Lariat Loopers 4-H Club

    EIN 203348014 · Headquarters: Colome, SD, US · Youth Development · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  14. Larry Forristall Ministries Inc

    EIN 421226645 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Larson Foundation

    EIN 460412311 · Headquarters: SIOUX FALLS, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  16. Laura Ingalls Wilder Memorial Socie

    EIN 460309777 · Headquarters: DESMET, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Laura Ingalls Wilder Pageant Society

    EIN 237417985 · Headquarters: DE SMET, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Laurel Heights Water Association

    EIN 460384652 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Lawler Historical Society Inc

    EIN 850532469 · Headquarters: Custer, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Lawrence County Coalition

    EIN 844885582 · Headquarters: SPEARFISH, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Lawrence County Historcal Society

    EIN 275287120 · Headquarters: Deadwood, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Lawrence County Lepc

    EIN 460441376 · Headquarters: Deadwood, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Lea County Good Samaritan Housing Inc

    EIN 453946645 · Headquarters: Sioux Falls, SD, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Lead Area Chamber of Commerce

    EIN 450447844 · Headquarters: LEAD, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Lead by Faith Ministries

    EIN 461686966 · Headquarters: CHAMBERLAIN, SD, US · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  26. Lead City Beautification

    EIN 411974491 · Headquarters: Lead, SD, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Lead Community Center Foundation

    EIN 934961410 · Headquarters: LEAD, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Lead Leaders Engaged and Determined

    EIN 821808721 · Headquarters: Sioux Falls, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Lead Library Endowment Inc

    EIN 043675808 · Headquarters: Lead, SD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Lead-deadwood Class of 2027

    EIN 923318967 · Headquarters: Sturgis, SD, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Lead-deadwood Girls Softball Association

    EIN 820899146 · Headquarters: Lead, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Lead-deadwood Pto

    EIN 141976456 · Headquarters: DEADWOOD, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Lead-deadwood Soccer Association

    EIN 471430714 · Headquarters: DEADWOOD, SD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Leaders of 4-H Hutchinson County Sd Inc

    EIN 933505000 · Headquarters: Parkston, SD, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Leadership Foundation

    EIN 311730791 · Headquarters: Sioux Falls, SD, US · Public & Societal Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  36. Leadership South Dakota

    EIN 820880122 · Headquarters: SIOUX FALLS, SD, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. League of Women Voters of South Dakota

    EIN 237076731 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. League of Women Voters of South Dakota

    EIN 237079269 · Headquarters: Sioux Falls, SD, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. League of Women Voters of South Dakota

    EIN 363927065 · Headquarters: Sioux Falls, SD, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. League of Women Voters of South Dakota

    EIN 466016048 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. League of Women Voters of South Dakota

    EIN 822737049 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. League of Women Voters of South Dakota

    EIN 823575900 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. League of Women Voters of South Dakota

    EIN 932163074 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. League of Women Voters of South Dakota

    EIN 932730560 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Leah's Kids Inc

    EIN 814238288 · Headquarters: MADISON, SD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. Leap to Lane Nonprofi

    EIN 882292215 · Headquarters: Lane, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Learning Disabilities Association of South Dakota

    EIN 460442525 · Headquarters: Hermosa, SD, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  48. Lee Schlagel Memorial Fund

    EIN 472594792 · Headquarters: Clark, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Legacy Booster Club

    EIN 471575856 · Headquarters: Sioux Falls, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Legacy Foundation

    EIN 884124892 · Headquarters: Sioux Falls, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Legacy Riders Foundation

    EIN 874327933 · Headquarters: Summerset, SD, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Legends of Gold Inc

    EIN 273794971 · Headquarters: Beresford, SD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Legends of South Dakota Country Music

    EIN 800572392 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  54. Leland & Lucille Strahl Educational Trust

    EIN 460412852 · Headquarters: Aberdeen, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  55. Lemley Memorial Fund

    EIN 466063449 · Headquarters: RAPID CITY, SD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2010 · Primary form: IRS Form 990-PF

  56. Lemmon Area Charitable and Economic Development

    EIN 363983577 · Headquarters: LEMMON, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Lemmon Area Foundation Inc

    EIN 363317120 · Headquarters: Lemmon, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Lemmon Area Medical Association

    EIN 460401085 · Headquarters: LEMMON, SD, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  59. Lemmon Country Club

    EIN 460270909 · Headquarters: LEMMON, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Lemmon Emt Association

    EIN 460340197 · Headquarters: LEMMON, SD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  61. Lemmon Firefighters Association Inc

    EIN 460452870 · Headquarters: Lemmon, SD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  62. Lemmon Junior Livestock Show

    EIN 237098846 · Headquarters: Lemmon, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Lemmon Prairie Pines Apt C/o Five Counties Hosp & Nursing Home

    EIN 460442677 · Headquarters: LEMMON, SD, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  64. Lemmon Senior Citizens Center Inc

    EIN 237436357 · Headquarters: LEMMON, SD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Lemmon Trap and Skeet Club Assc

    EIN 800027151 · Headquarters: LEMMON, SD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  66. Lennox Area Ambulance Squad Inc

    EIN 611966662 · Headquarters: Lennox, SD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Lennox Area Development Corp

    EIN 460340992 · Headquarters: LENNOX, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Lennox Area Historical Society

    EIN 460375375 · Headquarters: Lennox, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Lennox Area Ministerial Association

    EIN 873885937 · Headquarters: LENNOX, SD, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Lennox Baseball Association

    EIN 680627248 · Headquarters: Lennox, SD, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  71. Lennox Cemetery Association

    EIN 460374071 · Headquarters: LENNOX, SD, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Lennox Jack Lapsley Foundation

    EIN 921868026 · Headquarters: Winner, SD, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  73. Lennox Life Enrichment for the Elderly Committee Inc

    EIN 460371819 · Headquarters: Lennox, SD, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  74. Lennox Municipal Band

    EIN 332947521 · Headquarters: Lennox, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Lennox Volunteer Fire Department

    EIN 901248322 · Headquarters: LENNOX, SD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  76. Leos Legacy

    EIN 880947396 · Headquarters: BRANDON, SD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Lesterville Fire & Rescue

    EIN 470853075 · Headquarters: Lesterville, SD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Let It Shine South Dakota

    EIN 852046271 · Headquarters: Sioux Falls, SD, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  79. Let's Skate

    EIN 823310395 · Headquarters: SIOUX FALLS, SD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Letcher Community Dev Foundation

    EIN 204540526 · Headquarters: LETCHER, SD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Letcher Senior Citizens

    EIN 466033117 · Headquarters: LETCHER, SD, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  82. Letcher Villas Inc

    EIN 460320562 · Headquarters: Mitchell, SD, US · Housing & Shelter · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  83. Levo Cares Foundation

    EIN 830941368 · Headquarters: SIOUX FALLS, SD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  84. Lewis & Clark Area Homebuilders Assoc

    EIN 431955470 · Headquarters: Yankton, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Lewis & Clark Association of Insurance and Financial Advisors

    EIN 237273627 · Headquarters: Yankton, SD, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  86. Lewis & Clark Regional Water System

    EIN 363755632 · Headquarters: Tea, SD, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Lewis & Clark Theatre Company Inc

    EIN 460325513 · Headquarters: YANKTON, SD, USA · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  88. Lewis and Clark Behavioral

    EIN 460309601 · Headquarters: YANKTON, SD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Lewis and Clark Board of Realtors Inc

    EIN 363766017 · Headquarters: YANKTON, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. Lewis and Clark Health Education and Service Agency

    EIN 460337013 · Headquarters: Yankton, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Lewis and Clark-spirit Mound Trust Inc

    EIN 930921345 · Headquarters: VERMILLION, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Liberty Ministries

    EIN 832891266 · Headquarters: SIOUX FALLS, SD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Libertys Troops

    EIN 464413709 · Headquarters: Flandreau, SD, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Libete

    EIN 831135548 · Headquarters: Canistota, SD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Life

    EIN 813460548 · Headquarters: Sioux Falls, SD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Life Defense Fund

    EIN 883728756 · Headquarters: Sioux Falls, SD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  97. Life Initiatives Inc

    EIN 261172453 · Headquarters: Rapid City, SD, US · Employment · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  98. LifeChange Church

    EIN 460346961 · Headquarters: Sioux Falls, SD, United States · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Lifelight Communications Inc

    EIN 460460742 · Headquarters: SIOUX FALLS, SD, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Lifeline Compassion Foundation Nfp

    EIN 392879047 · Headquarters: SIOUX FALLS, SD, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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