Nonprofits in Seattle, Washington

Nonprofits in Seattle, Washington. Browse 7,909 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 Rotary Service Foundation

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

  2. Seattle Rugby Football Club

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

  3. Seattle Rugby Foundation

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

  4. Seattle Running Club

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

  5. Seattle Sake Dragon Boat Club

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

  6. Seattle School for Boys

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

  7. Seattle School of Aikido

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

  8. Seattle School of Music

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

  9. Seattle School Retirees Association

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

  10. 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

  11. Seattle Science Foundation

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

  12. Seattle Scottish Highland Games Assn Inc

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

  13. Seattle Seaweeds

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

  14. 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

  15. Seattle Select Attorneys Association

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

  16. Seattle Select Basketball Club

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

  17. Seattle Sephardic Brotherhood

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

  18. Seattle Sequencing Interest Group

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

  19. Seattle Shakespeare Festival

    EIN 911512717 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Seattle Short Term Rental Alliance

    EIN 812974947 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  21. Seattle Singles Yacht Club

    EIN 911538525 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Seattle Sister Cities Association

    EIN 911400906 · Headquarters: Seattle, WA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Seattle Solar Car Team

    EIN 331634318 · Headquarters: Seattle, WA, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Seattle Solidarity Network

    EIN 271848945 · Headquarters: Seattle, WA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Seattle Songpa Sandae Nori

    EIN 813902216 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  26. Seattle South African Scholarship Foundation

    EIN 320295204 · Headquarters: Seattle, WA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Seattle Spice Softball Club

    EIN 481254865 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  28. Seattle Sports Complex Foundation

    EIN 822931243 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Seattle Squash Racquets Association C/o College Club

    EIN 911267260 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  30. Seattle Storm Foundation

    EIN 912130853 · Headquarters: Seattle, WA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Seattle Student Improvement Club

    EIN 812919337 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  32. Seattle Subway

    EIN 464091471 · Headquarters: Seattle, WA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Seattle Subway Organization

    EIN 454745609 · Headquarters: Seattle, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Seattle Surabaya Sister City Association

    EIN 911528320 · Headquarters: SEATTLE, WA, US · International, Foreign Affairs & National Security · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  35. Seattle Swedish Community Scholarships

    EIN 911322613 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Seattle Swing Dance Club

    EIN 421599085 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Seattle Symphony

    EIN 910667412 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Seattle Symphony & Opera Players Organization

    EIN 911125069 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Seattle Symphony Foundation

    EIN 911351925 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Seattle Tabla Institute

    EIN 272849217 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Seattle Tennis & Education

    EIN 823479495 · Headquarters: SEATTLE, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. Seattle Tennis Club

    EIN 910403820 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Seattle Theatre Group

    EIN 943130227 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Seattle Theatre Group Foundation

    EIN 205339446 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Seattle Tides Baseball Club

    EIN 453229402 · Headquarters: SEATTLE, WA, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  46. Seattle Trans and Nonbinary Choral Ensemble - STANCE

    EIN 882081310 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Seattle Trans Joy

    EIN 921515396 · Headquarters: Seattle, WA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Seattle Transit Blog

    EIN 273480641 · Headquarters: Seattle, WA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Seattle Triathlon Club

    EIN 911937912 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  50. Seattle Triathlon Group

    EIN 933258013 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Seattle True Independent Film Festival

    EIN 272153781 · Headquarters: SEATTLE, WA, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  52. Seattle U Baseball Board

    EIN 393718833 · Headquarters: Seattle, WA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Seattle Uhbe Meditation Center

    EIN 461752712 · Headquarters: Seattle, WA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Seattle United Fc

    EIN 270780019 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Seattle Universal Math Museum

    EIN 842800368 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Seattle University

    EIN 910565006 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Seattle University Chapter of Alpha Sigma Nu

    EIN 465140626 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  58. Seattle University Foundation

    EIN 911130769 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Seattle Urban Wineries

    EIN 813772597 · Headquarters: SEATTLE, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Seattle Vaccine Research Fund

    EIN 331111221 · Headquarters: SEATTLE, WA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Seattle Veterans Affairs Regional Office Employee Association

    EIN 911979869 · Headquarters: Seattle, WA, US · Employment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  62. Seattle Veterans Waterfront Memorial

    EIN 870975573 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Seattle Veterinary Outreach

    EIN 832653099 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Seattle Vineyard Christian Fellowship

    EIN 911401928 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  65. Seattle Virtuosi Foundation

    EIN 912008314 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  66. Seattle Walk Run

    EIN 274452630 · Headquarters: seattle, WA, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  67. Seattle Weavers Guild

    EIN 916037678 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Seattle West Foursquare Church

    EIN 910958193 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-T

  69. Seattle Westercon Organizing Committee

    EIN 911524994 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Seattle Womens Assistance Fund

    EIN 352420393 · Headquarters: Seattle, WA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Seattle Womens Hockey Club

    EIN 202219058 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Seattle Womens Jazz Orchestra

    EIN 680527502 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Seattle Works

    EIN 911416844 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  74. Seattle World Percussion Society

    EIN 943206646 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Seattle Yacht Club

    EIN 910404140 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  76. Seattle Yacht Club Foundation

    EIN 911147003 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Seattle Yacht Club Historic Preservation Foundation

    EIN 333808903 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Seattle Young Artist Music Festival Assn

    EIN 237173786 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  79. Seattle Young People's Project

    EIN 911536006 · Headquarters: SEATTLE, WA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  80. Seattle Youth Association of Jiangmen

    EIN 831790755 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Seattle Youth For Christ

    EIN 916000608 · Headquarters: Seattle, WA, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990

  82. Seattle Youth Lacrosse Club

    EIN 461309903 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Seattle Youth League Syl

    EIN 814059715 · Headquarters: SEATTLE, WA, USA · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  84. Seattle Youth Maritime Foundation

    EIN 472818797 · Headquarters: Seattle, WA, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  85. Seattle Youth Recreation Foundation

    EIN 602926339 · Headquarters: SEATTLE, WA, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  86. Seattle Youth Sailing Society

    EIN 208170086 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Seattle Youth Soccer Association

    EIN 911806443 · Headquarters: SEATTLE, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Seattle Youth Symphony Orchestras

    EIN 910493840 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Seattle's Bravest Charity

    EIN 911674237 · Headquarters: Seattle, WA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Seattle's LGBTQ+ Center

    EIN 911685822 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Seattle's Progressive Preschool

    EIN 271109012 · Headquarters: Seattle, WA, USA · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  92. Seattle-african Sister Cities Committee

    EIN 943088256 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Seattle-bergen Sister City Association

    EIN 911085798 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Seattle-christchurch Sister City Committee

    EIN 911137616 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Seattle-east Timor Relief Association

    EIN 030506710 · Headquarters: Seattle, WA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Seattle-gdynia Sister City Association

    EIN 943147211 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  97. Seattle-international District Rotary Club Foundation

    EIN 911622802 · Headquarters: Seattle, WA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Seattle-isfahan Sister City Association

    EIN 812489378 · Headquarters: Seattle, WA, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Seattle-king County Dental Foundation

    EIN 943170367 · Headquarters: SEATTLE, WA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  100. Seattle-king County Dental Society

    EIN 910520407 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

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