Nonprofits in Washington

Nonprofits in Washington. Browse 51,977 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. Seattle Opera Guild Inc

    EIN 916037578 · Headquarters: SEATTLE, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Seattle Otters Foundation

    EIN 833520194 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Seattle Out & Proud Foundation

    EIN 851407007 · Headquarters: SEATTLE, WA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Seattle Out and Proud Inc

    EIN 203784927 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Seattle Outboard Association

    EIN 916056464 · Headquarters: Snohomish, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Seattle Outrigger Canoe Club

    EIN 911707193 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Seattle Pacific Foundation

    EIN 911068276 · Headquarters: SEATTLE, WA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Seattle Pacific University

    EIN 910565553 · Headquarters: SEATTLE, WA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Seattle Parking Enforcement Officers' Guild

    EIN 371618365 · Headquarters: SEATTLE, WA, USA · Employment · Latest available filing year: 2023 · Primary form: IRS Form 990

  10. Seattle Parks Foundation

    EIN 911998597 · Headquarters: SEATTLE, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Seattle Peace and Safety Initiative

    EIN 870967956 · Headquarters: SEATTLE, WA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Seattle Peace Chorus

    EIN 911380540 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Seattle Peace Theatre

    EIN 943066070 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Seattle Pecs Sister City Association

    EIN 943139181 · Headquarters: Redmond, WA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Seattle Pediatric Sports Medicine

    EIN 463399971 · Headquarters: Medina, WA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Seattle Peoples Fund

    EIN 912170958 · Headquarters: SEATTLE, WA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  17. Seattle Peoples Party

    EIN 831704299 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  18. Seattle Persian and Himalayan Rescue

    EIN 270766403 · Headquarters: REDMOND, WA, US · Animal Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  19. Seattle Persian School

    EIN 843148770 · Headquarters: Bellevue, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Seattle Perugia Sister City Assoc

    EIN 911489524 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Seattle Pet Project Rescue Fund

    EIN 452924080 · Headquarters: North Bend, WA, US · Animal Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  22. Seattle Philanthropic Advisors Network

    EIN 264591562 · Headquarters: Seattle, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Seattle Philharmonic Orchestra

    EIN 916055780 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Seattle Piano Institute Inc

    EIN 454519306 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Seattle Pilots Baseball Association

    EIN 462248441 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Seattle Play Therapy Institute

    EIN 833456909 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Seattle Police Athletic Association

    EIN 910495082 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Seattle Police Chaplains Association

    EIN 911275776 · Headquarters: SEATTLE, WA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Seattle Police Employees Charity

    EIN 911488859 · Headquarters: Seattle, WA, USA · Crime & Legal Related · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  30. Seattle Police Foundation

    EIN 912171529 · Headquarters: Seattle, WA, USA · Crime & Legal Related · Latest available filing year: 2023 · Primary form: IRS Form 990

  31. Seattle Police Management Assoc

    EIN 911301111 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Seattle Police Motorcycle Drill Team Association

    EIN 911193803 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Seattle Police Officers Guild Benefit Trust

    EIN 207055468 · Headquarters: SEATTLE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Seattle Police Officers' Guild

    EIN 910603202 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Seattle Police Pipes and Drums

    EIN 820693370 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Seattle Police Relief Association

    EIN 910403365 · Headquarters: Tukwila, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Seattle Police Reserve Unit

    EIN 911571722 · Headquarters: seattle, WA, US · Youth Development · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  38. Seattle Polish Foundation

    EIN 912152458 · Headquarters: SEATTLE, WA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Seattle Pony Baseball League

    EIN 810583090 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Seattle Postal Workers Association

    EIN 912026758 · Headquarters: BURIEN, WA, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. Seattle Potters House

    EIN 432004704 · Headquarters: Snoqualmie, WA, US · Arts, Culture & Humanities · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  42. Seattle Pride Hockey Association

    EIN 843717428 · Headquarters: Des Moines, WA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Seattle Print Arts

    EIN 912010683 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. Seattle Pro Musica

    EIN 510175286 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  45. Seattle Prof Engineering Employees Assn Dba Soc of Prof Eng Empl in Aerospace

    EIN 910583387 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Seattle Professional Photographers Association

    EIN 311650116 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  47. Seattle Professionals of the National Society of Black Engineer

    EIN 921108021 · Headquarters: Seattle, WA, US · Science & Technology · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. Seattle Psychoanalytic Society and Institute

    EIN 911307952 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Seattle Public Library Foundation

    EIN 911140642 · Headquarters: SEATTLE, WA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Seattle Public Theater

    EIN 911398805 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Seattle Pups and Handlers

    EIN 463914936 · Headquarters: Seattle, WA, US · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  52. Seattle Purebred Dog Rescue Inc

    EIN 911647180 · Headquarters: REDMOND, WA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Seattle Quake Rugby Football Club

    EIN 470874427 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Seattle Radio Theatre

    EIN 453942823 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  55. Seattle Rainier's Youth Baseball Organization

    EIN 912143532 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  56. Seattle Reconomy

    EIN 452776113 · Headquarters: SEATTLE, WA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Seattle Recorder Society

    EIN 911043714 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Seattle Recovery Residence Foundation

    EIN 932283343 · Headquarters: Tacoma, WA, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Seattle Recreative

    EIN 464879570 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Seattle Refuah Fund

    EIN 911514218 · Headquarters: Seattle, WA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  61. Seattle Regional Gem and Mineral Show Committee Inc

    EIN 910748235 · Headquarters: Kenmore, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Seattle Repertory Theater Foundation

    EIN 311469872 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Seattle Repertory Theatre

    EIN 910756535 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Seattle Reykjavik Sister City Committee

    EIN 911462927 · Headquarters: Seattle, WA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Seattle Rhinos Rugby Club

    EIN 921585367 · Headquarters: Spokane, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Seattle Rhythmic Gymnastics

    EIN 464676637 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  67. Seattle Rifle & Pistol Association

    EIN 916054877 · Headquarters: Snohomish, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  68. Seattle Robotics Association

    EIN 331001171 · Headquarters: Carnation, WA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Seattle Rod-tiques a Washington Nonprofit Corportation

    EIN 200861931 · Headquarters: Everett, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Seattle Roots Community Health

    EIN 237100868 · Headquarters: Seattle, WA, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Seattle Rotary Service Foundation

    EIN 910612120 · Headquarters: Seattle, WA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Seattle Rugby Football Club

    EIN 710996295 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Seattle Rugby Foundation

    EIN 911795051 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Seattle Running Club

    EIN 710947553 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  75. Seattle Sake Dragon Boat Club

    EIN 912124494 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  76. Seattle Scholarship Organization Inc

    EIN 813284826 · Headquarters: Everett, WA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Seattle School for Boys

    EIN 832158159 · Headquarters: SEATTLE, WA, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990

  78. Seattle School of Aikido

    EIN 911274972 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Seattle School of Music

    EIN 743250367 · Headquarters: seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  80. Seattle School Retirees Association

    EIN 910670618 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Seattle School Retirees Association Scholarship and Grant Fund

    EIN 912139065 · Headquarters: KENMORE, WA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. Seattle Schools Learning Incentive for Children in Kindergarten Fund

    EIN 911745547 · Headquarters: Seattle, WA, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  83. Seattle Science Foundation

    EIN 611502822 · Headquarters: SEATTLE, WA, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Seattle Science Lab

    EIN 993178787 · Headquarters: Redmond, WA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Seattle Scottish Highland Games Assn Inc

    EIN 916013450 · Headquarters: SEATTLE, WA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Seattle Sea Otters Hockey Association

    EIN 393522395 · Headquarters: edmonds, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Seattle Seafair Clowns Foundation

    EIN 465022718 · Headquarters: Camano Island, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Seattle Seahawks Charitable Foundation

    EIN 911680811 · Headquarters: RENTON, WA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Seattle Seahawks Women's Association

    EIN 900775964 · Headquarters: RENTON, WA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Seattle Seals Gymnastics Club

    EIN 412771405 · Headquarters: Redmond, WA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Seattle Seaweeds

    EIN 910954044 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  92. Seattle Section National Council of Negro Women

    EIN 911948053 · Headquarters: Seattle, WA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Seattle Select Attorneys Association

    EIN 272915600 · Headquarters: Seattle, WA, US · Crime & Legal Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  94. Seattle Select Baseball Club

    EIN 205007593 · Headquarters: SHORELINE, WA, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990

  95. Seattle Select Basketball Club

    EIN 475630784 · Headquarters: SEATTLE, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Seattle Seo Network

    EIN 300784062 · Headquarters: Mountlake Terrace, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. Seattle Sephardic Brotherhood

    EIN 916032761 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Seattle Sephardic Network

    EIN 475384364 · Headquarters: Bellevue, WA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Seattle Sequencing Interest Group

    EIN 820719399 · Headquarters: Seattle, WA, US · Science & Technology · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  100. Seattle Serenity Seekers

    EIN 820655064 · Headquarters: Milton, WA, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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