Nonprofits in San Luis Obispo, California

Nonprofits in San Luis Obispo, California. Browse 693 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. San Luis Obispo County Foundation for Agricultural Awareness Inc

    EIN 770488482 · Headquarters: San Luis Obispo, CA, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. San Luis Obispo County Genealogical Society Inc

    EIN 237382442 · Headquarters: San Luis Obispo, CA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. San Luis Obispo County Housing Trust Fund

    EIN 134243257 · Headquarters: SAN LUIS OBISPO, CA, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. San Luis Obispo County Jazz Federation

    EIN 770110077 · Headquarters: San Luis Obispo, CA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. San Luis Obispo County Probation Peace Officers Association Inc

    EIN 202633237 · Headquarters: SAN LUIS OBISPO, CA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. San Luis Obispo County Rowing Club

    EIN 261777973 · Headquarters: San Luis Obispo, CA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. San Luis Obispo County Sheriff Advisory

    EIN 770189925 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. San Luis Obispo County Visitors and Conference Bureau

    EIN 770221126 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. San Luis Obispo County Volunteers for Animals

    EIN 770339629 · Headquarters: San Luis Obispo, CA, US · Animal Related · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  10. San Luis Obispo County YMCA

    EIN 952147727 · Headquarters: SAN LUIS OBISPO, CA, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990

  11. San Luis Obispo Crime Stoppers Program Inc

    EIN 953826834 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. San Luis Obispo Downtown Association

    EIN 261160630 · Headquarters: SAN LUIS OBISPO, CA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. San Luis Obispo Duplicate Bridge Club

    EIN 770406139 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. San Luis Obispo Employees Retiree Medical Trust

    EIN 806028143 · Headquarters: SAN LUIS OBISPO, CA, USA · Health Care · Latest available filing year: 2013 · Primary form: IRS Form 990

  15. San Luis Obispo Fire Investigation Strike Team Inc

    EIN 263840525 · Headquarters: San Luis Obispo, CA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. San Luis Obispo Folk Music Society

    EIN 770059628 · Headquarters: San Luis Obispo, CA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. San Luis Obispo Friends of the Library

    EIN 953498214 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. San Luis Obispo Gem & Mineral Club

    EIN 952373779 · Headquarters: San Luis Obispo, CA, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. San Luis Obispo Grass Roots Ii Incorporated

    EIN 952782357 · Headquarters: San Luis Obispo, CA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. San Luis Obispo Guild Hall

    EIN 237529899 · Headquarters: San Luis Obispo, CA, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. San Luis Obispo High School Aquatics Boosters

    EIN 383814909 · Headquarters: San Luis Obispo, CA, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  22. San Luis Obispo High School Gridiron Club

    EIN 770521722 · Headquarters: SAN LUIS OBISPO, CA, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  23. San Luis Obispo High School Sober Grad Night Committee

    EIN 043849733 · Headquarters: SAN LUIS OBISPO, CA, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  24. San Luis Obispo Hillel

    EIN 201744245 · Headquarters: San Luis Obispo, CA, United States · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. San Luis Obispo Instrumental Music Boosters Association

    EIN 412204460 · Headquarters: San Luis Obispo, CA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. San Luis Obispo International Film Festival Inc

    EIN 770367414 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. San Luis Obispo Joint Labor Management Cooperation Committee Inc

    EIN 161738514 · Headquarters: SAN LUIS OBISPO, CA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. San Luis Obispo Law Enforcement Assistance Foundation

    EIN 364519083 · Headquarters: SAN LUIS OBISPO, CA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  29. San Luis Obispo Legal Assistance Foundation

    EIN 770335048 · Headquarters: SAN LUIS OBISPO, CA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. San Luis Obispo Master Chorale

    EIN 471410061 · Headquarters: SAN LUIS OBISPO, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. San Luis Obispo Meals on Wheels Inc

    EIN 952874315 · Headquarters: SAN LUIS OBISPO, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. San Luis Obispo Medical Education and Research Foundation Inc

    EIN 956061632 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. San Luis Obispo Model Railroad Association

    EIN 260283467 · Headquarters: San Luis Obispo, CA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. San Luis Obispo Mothers for Peace

    EIN 953080124 · Headquarters: San Luis Obispo, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. San Luis Obispo Museum of Art

    EIN 956134270 · Headquarters: SAN LUIS OBISPO, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. San Luis Obispo Nightwriters

    EIN 770237201 · Headquarters: San Luis Obispo, CA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. San Luis Obispo Non-profit Housing

    EIN 931038371 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. San Luis Obispo Pickleball Club Inc

    EIN 821293075 · Headquarters: SAN LUIS OBISPO, CA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. San Luis Obispo Pilots Association

    EIN 993564205 · Headquarters: SAN LUIS OBISPO, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. San Luis Obispo Poetry Festival Corners of the Mouth

    EIN 010568846 · Headquarters: San Luis Obispo, CA, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  41. San Luis Obispo Police Officers Association

    EIN 953408195 · Headquarters: SAN LUIS OBISPO, CA, USA · Employment · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  42. San Luis Obispo Police Staff Officers Assoc

    EIN 770202369 · Headquarters: San Luis Obispo, CA, US · Crime & Legal Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  43. San Luis Obispo Quarterhorse Assoc

    EIN 770185565 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. San Luis Obispo Railroad Museum

    EIN 770277323 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. San Luis Obispo Repertory Theatre

    EIN 952556678 · Headquarters: SAN LUIS OBISPO, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. San Luis Obispo Rotary Club Inc Rotary International San Luis Obispo

    EIN 951187265 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. San Luis Obispo Soccer Club

    EIN 770311615 · Headquarters: San Luis Obispo, CA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. San Luis Obispo Sportsmen's Association

    EIN 770057903 · Headquarters: SAN LUIS OBISPO, CA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  49. San Luis Obispo Swim Club Inc

    EIN 952843332 · Headquarters: San Luis Obispo, CA, USA · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  50. San Luis Obispo Sworn Deputy Assoc

    EIN 352418450 · Headquarters: SAN LUIS OBISPO, CA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. San Luis Obispo Symphony Inc

    EIN 952493144 · Headquarters: SAN LUIS OBISPO, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. San Luis Obispo Tigers Baseball Club

    EIN 272541546 · Headquarters: SAN LUIS OBISPO, CA, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  53. San Luis Obispo Unit 540 Acbl

    EIN 770132248 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. San Luis Obispo Vocal Arts Ensemble

    EIN 300635843 · Headquarters: SAN LUIS OBISPO, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. San Luis Obispo Water Ski Club

    EIN 204874829 · Headquarters: San Luis Obispo, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. San Luis Obispo Wesley Community

    EIN 770025674 · Headquarters: San Luis Obispo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. San Luis Obispo Youth Football League

    EIN 770423200 · Headquarters: San Luis Obispo, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. San Luis Obispo Youth Sports Association

    EIN 770502506 · Headquarters: San Luis Obispo, CA, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  59. San Luis Opbispo Chapter 1132 Women of the Moose

    EIN 953287260 · Headquarters: San Luis Obispo, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  60. Santa Maria Valley Contractors Association Inc

    EIN 952237658 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Save Our Swells Inc

    EIN 452757389 · Headquarters: san luis obispo, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Scholarship & Loan Committee of the Amer Assoc of Univ Womens

    EIN 770362284 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  63. Schoolhouse Lane Apartments Inc

    EIN 770432811 · Headquarters: San Luis Obispo, CA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Scientific Literacy Association

    EIN 822955482 · Headquarters: San Luis Obispo, CA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  65. Scruffy and Friends Legacy Fund

    EIN 850809551 · Headquarters: San Luis Obispo, CA, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  66. Se Asia Ethnic Minority Mission Inc

    EIN 471492967 · Headquarters: SAN LUIS OBISPO, CA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Senior Nutrition Program of San Luis Obispo County

    EIN 770279528 · Headquarters: San Luis Obispo, CA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Sesloc Credit Union

    EIN 951722855 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Sexual Assault Victim Education Inc

    EIN 953826679 · Headquarters: San Luis Obispo, CA, US · Crime & Legal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  70. Share the Love Foundation

    EIN 832433113 · Headquarters: san luis obispo, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  71. Shield of Faith Ministries

    EIN 770410458 · Headquarters: SAN LUIS OBISPO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Sierra Vista Hospital Volunteer Auxiliary

    EIN 510152867 · Headquarters: san luis obispo, CA, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  73. Sigma Alpha Sorority

    EIN 800334002 · Headquarters: San Luis Obispo, CA, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  74. Sigma Phi Epsilon Fraternity Inc

    EIN 872307453 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Sigma Pi Fraternity Eta Delta Chapter

    EIN 943139124 · Headquarters: San Luis Obispo, CA, USA · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990

  76. Slo Baseball Alliance Foundation Inc

    EIN 271836474 · Headquarters: SAN LUIS OBISPO, CA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Slo Climate Coalition

    EIN 834120324 · Headquarters: SAN LUIS OBISPO, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Slo Clinicare Inc

    EIN 460845228 · Headquarters: San Luis Obispo, CA, US · International, Foreign Affairs & National Security · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  79. Slo Coast Alliance

    EIN 770567833 · Headquarters: San Luis Obispo, CA, US · Environment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  80. Slo Community Cares Inc

    EIN 993484742 · Headquarters: SAN LUIS OBISPO, CA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Slo County Citizens for Good Govern

    EIN 873976842 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Slo County Colab Foundation

    EIN 863049476 · Headquarters: SAN LUIS OBISPO, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Slo County Friday Night Live

    EIN 770305510 · Headquarters: San Luis Obispo, CA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. SLO Credit Union

    EIN 956062634 · Headquarters: San Luis Obispo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Slo Cricket Club Inc

    EIN 872325555 · Headquarters: San Luis Obispo, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Slo Fire Bear Fund

    EIN 842039060 · Headquarters: SAN LUIS OBISPO, CA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Slo Flyers Inc

    EIN 770321341 · Headquarters: SAN LUIS OBISPO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Slo Grassroots

    EIN 392170856 · Headquarters: San Luis Obispo, CA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. SLO Green Build Inc

    EIN 260702906 · Headquarters: San Luis Obispo, CA, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  90. Slo Hockey

    EIN 884034026 · Headquarters: SAN LUIS OBISPO, CA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Slo Housing Connections

    EIN 471107729 · Headquarters: SAN LUIS OBISPO, CA, USA · Housing & Shelter · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  92. Slo Mustangs Club Baseball

    EIN 823412882 · Headquarters: San Luis Obispo, CA, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  93. Slo Noor Foundation a Non-profit Corporation

    EIN 271412176 · Headquarters: SAN LUIS OBISPO, CA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Slo Propulsion Technologies Foundation

    EIN 933114359 · Headquarters: San Luis Obispo, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Slo Riders

    EIN 770416200 · Headquarters: SAN LUIS OBISPO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Slo Seed Ventures Inc

    EIN 462806032 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  97. Slo Skiers Inc

    EIN 953660922 · Headquarters: SAN LUIS OBISPO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Slo Stangs Mustang Club

    EIN 465475428 · Headquarters: SAN LUIS OBISPO, CA, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  99. Slo Swim Club Inc

    EIN 882612999 · Headquarters: SAN LUIS OBISPO, CA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Slo Village

    EIN 812165670 · Headquarters: SAN LUIS OBISPO, CA, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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