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Data / Nonprofits / Washington / Social science

Social science nonprofits in Washington: 30 registered with the IRS

30 social science nonprofits are registered with the IRS in Washington, 28 of them 501(c)(3) charities; the 6 that report revenue took in $14.7 million. The most are in Seattle (10), Bellevue (4), Mountlake Ter (3). The largest by revenue: Institute for Family Development ($11.5 million), Cognitive Science Society ($1.4 million), Puget Sound Sage ($1.3 million).

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Every organization, largest by revenue first

OrganizationCityTypeSinceRevenueAssetsFiling
Institute for Family DevelopmentFederal Way501(c)(3)1982$11.5 million$8.2 million2025-06
Cognitive Science SocietySeattle501(c)(3)1980$1.4 million$6.3 million2024-12
Puget Sound SageSeattle501(c)(3)2008$1.3 million$2.2 million2024-12
Sustainable Path FoundationSeattle501(c)(3)2009$180,906$568,1232024-12
Northwest Alliance for Psychoanalytic StudiesGig Harbor501(c)(3)1995$128,095$216,4332026-06
Community Alliance for Global JusticeSeattle501(c)(3)2006$113,670$30,0622024-12
All the Sky FoundationSeattle501(c)(3)2017$6.2 million2025-12
Alliance for International Womens RightsSammamish501(c)(3)2006$0$02025-12
Attitude for EducationBellevue501(c)(3)2026
Don & Marlene Peters FoundationSeattle501(c)(3)2013$3,5502025-12
DrimiaBlaine501(c)(3)2020$0$02024-12
Global Center for Development Law and PolicyBlaine501(c)(3)2017$0$02025-12
Global Social Business Partners GSBPBellevue501(c)(3)2014$0$02024-09
Griffinharte FoundationPort Townsend501(c)(3)2013$0$02025-12
Illuminating HumankindnessSeattle501(c)(3)2017$13,6172025-12
IntuitionshipSeattle501(c)(3)2025
Jag Girls Golf BoosterPuyallup501(c)(3)2024
Onero InstituteEdmonds501(c)(3)2023$0$02026-06
Psychology Network IncMountlake Ter501(c)(3)2020$0$02023-12
Psychsessions IncMountlake Ter501(c)(3)2020$0$02025-12
See YouGraham501(c)(3)2026$0$02025-12
Shiba FoundationBremerton501(c)(3)2024$0$02026-04
Snohomish County Democratic Socialists of AmericaFreeland501(c)(4)2024
Spokane Area IndivisibleSpokane501(c)(4)2026$0$02026-06
Stuart C Dodd Institute for Social InnovationSeattle501(c)(3)1997$12024-12
Sustainable ResourcesPort Townsend501(c)(3)2022$0$02024-12
Talaris Research InstituteBellevue501(c)(3)2002$12024-12
Tip NorthwestMountlake Ter501(c)(3)2020$0$02025-12
Tuki TumarankehSeattle501(c)(3)2017$0$02025-12
Voices of the Bosnian GenocideBellevue501(c)(3)2020$0$02025-06

Every nonprofit in Washington

Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.