Nonprofits in Riverside, California

Nonprofits in Riverside, California. Browse 1,770 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. Riverside Greek Fest Inc

    EIN 465472432 · Headquarters: Riverside, CA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  2. Riverside Guardians Baseball

    EIN 394591897 · Headquarters: RIVERSIDE, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Riverside Heartsavers

    EIN 884201111 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Riverside Housing Development Corporation

    EIN 330468093 · Headquarters: RIVERSIDE, CA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Riverside Hua Xia Chinese School Inc

    EIN 274034092 · Headquarters: Riverside, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Riverside Humane Society Pet Adoption Center

    EIN 951458062 · Headquarters: RIVERSIDE, CA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Riverside Huskies Baseball Club

    EIN 843312640 · Headquarters: RIVERSIDE, CA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. Riverside Interfaith Council

    EIN 815022469 · Headquarters: Riverside, CA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Riverside International Filmfestival

    EIN 201397004 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Riverside Io

    EIN 460849986 · Headquarters: RIVERSIDE, CA, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  11. Riverside Junior Tennis League

    EIN 510481047 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  12. Riverside Karate Alumni Foundation

    EIN 300575052 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Riverside Kc Club

    EIN 330730498 · Headquarters: RIVERSIDE, CA, USA · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990

  14. Riverside Law Enforcement Appreciation Committee

    EIN 330578595 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Riverside Lawn Bowling Club

    EIN 330449968 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  16. Riverside Lgbtq Pride Inc

    EIN 870833886 · Headquarters: RIVERSIDE, CA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  17. Riverside Life Services

    EIN 330738512 · Headquarters: Riverside, CA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Riverside Light Parade Inc

    EIN 393312859 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Riverside Live Steamers Inc

    EIN 953652959 · Headquarters: Riverside, CA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Riverside Lodge No 8 Fraternal Order of Police Inc

    EIN 952834598 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Riverside Lyric Opera

    EIN 562339957 · Headquarters: RIVERSIDE, CA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Riverside Mahatma Gandhi Peace Foundation Inc

    EIN 330907809 · Headquarters: Riverside, CA, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  23. Riverside Masonic Building Association

    EIN 952104867 · Headquarters: Riverside, CA, USA · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990

  24. Riverside Meals on Wheels Inc

    EIN 237262925 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Riverside Medical Clinic Charitable Foundation

    EIN 300796418 · Headquarters: RIVERSIDE, CA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Riverside Medical Clinic Foundation

    EIN 330099694 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  27. Riverside Mgfm Soccer Organization

    EIN 861101495 · Headquarters: RIVERSIDE, CA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Riverside Mgfm United Soccer Club

    EIN 460568700 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  29. Riverside Ml King High School Swim and Dive Booster Club Inc

    EIN 464458478 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Riverside Mlk Monument Visionaries Foundation Tr

    EIN 336133489 · Headquarters: Riverside, CA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  31. Riverside Museum Associates

    EIN 956105665 · Headquarters: RIVERSIDE, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Riverside National Cemetery Memorial Honor Detail

    EIN 330877071 · Headquarters: Riverside, CA, USA · Public & Societal Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  33. Riverside Njb

    EIN 821901923 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  34. Riverside Optimist Youth Club

    EIN 237434006 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Riverside Orangecrest

    EIN 510594485 · Headquarters: Riverside, CA, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Riverside Pilots Inc

    EIN 736506737 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. Riverside Police Administrators Association

    EIN 392076512 · Headquarters: RIVERSIDE, CA, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. Riverside Police Foundation

    EIN 451198565 · Headquarters: Riverside, CA, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  39. Riverside Police Museum

    EIN 394397804 · Headquarters: RIVERSIDE, CA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Riverside Police Officers Association

    EIN 956051571 · Headquarters: Riverside, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Riverside Police Officers Association Assistance Fund

    EIN 454589118 · Headquarters: Riverside, CA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. Riverside Poly Choir Boosters

    EIN 472229692 · Headquarters: Riverside, CA, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  43. Riverside Poly Class of 1967 Reunion

    EIN 812570642 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  44. Riverside Poly High School Boys Volleyball Booster Club

    EIN 921057616 · Headquarters: RIVERSIDE, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Riverside Poly HS Theater Booster Club Corp

    EIN 464873378 · Headquarters: Riverside, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Riverside Poly Swim Team-booster Club

    EIN 814064203 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  47. Riverside Polytechnic Girls Water Polo Booster Club

    EIN 330896552 · Headquarters: RIVERSIDE, CA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Riverside Pop Warner Football Inc

    EIN 330359351 · Headquarters: RIVERSIDE, CA, USA · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  49. Riverside Public Library Foundation

    EIN 330780130 · Headquarters: RIVERSIDE, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Riverside Rage Fastpitch Softball Organization

    EIN 274284996 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  51. Riverside Rams Youth Football & Cheer

    EIN 810554468 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  52. Riverside Rancheros Baseball Limited

    EIN 393668338 · Headquarters: RIVERSIDE, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Riverside Rangers Baseball Corp

    EIN 814468362 · Headquarters: RIVERSIDE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Riverside Road Runners

    EIN 272956640 · Headquarters: Riverside, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Riverside Rotary Foundation

    EIN 330896884 · Headquarters: Riverside, CA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Riverside San Bernardino Ob Gyn Society

    EIN 330111829 · Headquarters: Riverside, CA, US · Environment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  57. Riverside Sheriffs Association Benefit Trust

    EIN 336153873 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Riverside Sheriffs Museum

    EIN 330377834 · Headquarters: Riverside, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  59. Riverside Sheriffs' Association

    EIN 956203844 · Headquarters: Riverside, CA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Riverside Sheriffs' Association Legal Defense Trust

    EIN 336200313 · Headquarters: Riverside, CA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Riverside Soccer United Club

    EIN 800444788 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  62. Riverside Sport Hall of Fame

    EIN 200683897 · Headquarters: RIVERSIDE, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Riverside Stem Academy Foundation

    EIN 813282378 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  64. Riverside Studios

    EIN 834200755 · Headquarters: RIVERSIDE, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  65. Riverside Sunrise Rotary Club

    EIN 330256852 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Riverside Sunrise Rotary Foundation

    EIN 330757914 · Headquarters: RIVERSIDE, CA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Riverside Tax Consultants Association

    EIN 953786320 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Riverside Telescope Makers Conference Inc

    EIN 330419627 · Headquarters: Riverside, CA, US · Science & Technology · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  69. Riverside Temple Beth El Capital Improvement Tr

    EIN 330655309 · Headquarters: Riverside, CA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Riverside Tennis Association

    EIN 237354840 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  71. Riverside Unified School District Foundation

    EIN 852507113 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Riverside Unified School District School Facilities Corporation

    EIN 330461522 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Riverside Unified School District Special Education Booster Club

    EIN 464766092 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Riverside Unit 537 American Contract Bridge League

    EIN 330887997 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  75. Riverside United Inc

    EIN 863248342 · Headquarters: RIVERSIDE, CA, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  76. Riverside Uptown Kiwanis Charities Inc

    EIN 204071112 · Headquarters: RIVERSIDE, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Riverside Waqf

    EIN 830598337 · Headquarters: RIVERSIDE, CA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  78. Riverside-corona Orange Blossom As

    EIN 911983085 · Headquarters: Riverside, CA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Riveside Historical Society Inc

    EIN 330400218 · Headquarters: RIVERSIDE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Road Runners Club of American

    EIN 208791119 · Headquarters: Riverside, CA, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  81. Roamin in Riverside

    EIN 933444327 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Robert Garcia Boxing Academy Youth Foundation

    EIN 393067454 · Headquarters: RIVERSIDE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Robert J Loney Scholarship Fund

    EIN 330929973 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Robozilla Robotics Inc

    EIN 471469291 · Headquarters: Riverside, CA, US · Science & Technology · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  85. Rocky Mountain Tooling & Machining Association Inc

    EIN 840922567 · Headquarters: RIVERSIDE, CA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. Ron Halvorson Ministries

    EIN 330027874 · Headquarters: RIVERSIDE, CA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Room 8 Memorial Cat Foundation

    EIN 237344513 · Headquarters: Riverside, CA, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Rooted Missions Ireland

    EIN 814773997 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  89. Rosemary Kennedy Elementary Pto

    EIN 273445687 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  90. Rotary Club of Mgnolia Center Charitable Foundation

    EIN 330359113 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  91. Rotary Club Of Riverside

    EIN 951154854 · Headquarters: Riverside, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Rotary Club of Sin Fronteras

    EIN 832158976 · Headquarters: Riverside, CA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  93. Rotary International

    EIN 330289859 · Headquarters: RIVERSIDE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Rotary International

    EIN 956095733 · Headquarters: Riverside, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  95. Rotary International

    EIN 956096569 · Headquarters: Riverside, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  96. Royal Arch Masons of California

    EIN 900576214 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  97. Royal Rangers National Shooting Sports Program

    EIN 933860078 · Headquarters: Riverside, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Rubidoux Alana Club

    EIN 330126976 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Rubidoux Flyers

    EIN 994546166 · Headquarters: Riverside, CA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Run 2 Rescue

    EIN 460748210 · Headquarters: RIVERSIDE, CA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

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