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
- Seapax
EIN 262779603 · Headquarters: Seattle, WA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seapex
EIN 274455731 · Headquarters: Kirkland, WA, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Search and Rescue Ministries
EIN 943145199 · Headquarters: Kennewick, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Search for One
EIN 931088070 · Headquarters: Moses Lake, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Searchlight Investigative Journalism Foundation
EIN 921294956 · Headquarters: SPOKANE, WA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Seashare
EIN 911641242 · Headquarters: BAINBRIDGE ISLAND, WA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seashore Villa Association
EIN 372148368 · Headquarters: OLYMPIA, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Season of Miracles C/o Andrew Shute
EIN 813010044 · Headquarters: BELLEVUE, WA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seasons Change Day Camp
EIN 832106681 · Headquarters: OLYMPIA, WA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seasons Housing
EIN 882197172 · Headquarters: Kennewick, WA, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990
- Seasons of Washington
EIN 463017330 · Headquarters: Federal Way, WA, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Seastar Project
EIN 200588980 · Headquarters: Poulsbo, WA, US · Human Services · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Seatac BMX
EIN 873484962 · Headquarters: Maple Valley, WA, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990
- Seatac Sharks Junior Football and Cheer
EIN 811667724 · Headquarters: Des Moines, WA, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Seatac String Development Project
EIN 911701712 · Headquarters: Federal Way, WA, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Seatbelt Com Pc Nonprofit Corporation
EIN 383866990 · Headquarters: VANCOUVER, WA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seatown Fc Foundation
EIN 932361736 · Headquarters: SEATTLE, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Seatrin Communityfoundation
EIN 921113088 · Headquarters: KENMORE, WA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seatrust Institute
EIN 203290864 · Headquarters: PORT TOWNSEND, WA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle - Sihanoukville Sister City Association
EIN 911715786 · Headquarters: Burien, WA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Seattle 15 Chapter
EIN 911243362 · Headquarters: Arlington, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle 2030 District
EIN 453586123 · Headquarters: SEATTLE, WA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle 4-H Leader Association
EIN 911487316 · Headquarters: Seattle, WA, US · Youth Development · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Seattle Academies Foundation
EIN 201954948 · Headquarters: RENTON, WA, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Seattle Adaptive Sports
EIN 911427334 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Seattle African Violet Society Inc
EIN 916055006 · Headquarters: University Place, WA, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Seattle Against Slavery
EIN 272026973 · Headquarters: Bellevue, WA, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990
- Seattle Ai Society
EIN 991604946 · Headquarters: Redmond, WA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Seattle Aikikai
EIN 911803983 · Headquarters: SEATTLE, WA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Seattle Alliance
EIN 814625933 · Headquarters: SeaTac, WA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Seattle Alphas Education Foundation
EIN 844198906 · Headquarters: RENTON, WA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Alternative Investment Association
EIN 550827358 · Headquarters: Seattle, WA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Seattle Alumnae Panhellenic
EIN 301043966 · Headquarters: Seattle, WA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Alumni Association of Phi Kappa Psi
EIN 911153288 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Amistad School
EIN 452830425 · Headquarters: Seattle, WA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Animal Shelter Foundation
EIN 272834182 · Headquarters: SEATTLE, WA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Architectural Foundation
EIN 911205105 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Area Cup Tennis
EIN 270913152 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Area Feline Rescue Fka Animal Talk Rescue
EIN 912041961 · Headquarters: SHORELINE, WA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Area Jmp Users Group
EIN 272437177 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Seattle Area Legal Recruiting Administrators
EIN 911545842 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Area Mini Owners Association
EIN 834370772 · Headquarters: Everett, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Area Ministries
EIN 911296798 · Headquarters: Tukwila, WA, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Seattle Area Plumbing & Pipefitting Industry Training Trust
EIN 910840638 · Headquarters: RENTON, WA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Area Plumbing and Pipefitting Association
EIN 911694013 · Headquarters: RENTON, WA, USA · Employment · Latest available filing year: 2012 · Primary form: IRS Form 990
- Seattle Area Roofers Apprenticeship Trust
EIN 916221201 · Headquarters: KENT, WA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Area Rowing Association
EIN 611489344 · Headquarters: SEATTLE, WA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Seattle Area Soaring Society
EIN 911626886 · Headquarters: Kirkland, WA, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Seattle Area Society of Hospital Pharmacists
EIN 237028641 · Headquarters: Lake Forest Park, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Seattle Area Software Quality Assurance Group
EIN 911947600 · Headquarters: Renton, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Seattle Art Museum
EIN 910640788 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Art Museum Foundation
EIN 911564155 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990
- Seattle Art Song Society
EIN 475021036 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Seattle Artcc Employees Association
EIN 931680373 · Headquarters: Auburn, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Artists
EIN 943096733 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Arts and Lectures
EIN 911384964 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Arts and Music Group
EIN 465537705 · Headquarters: SEATTLE, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Asian American Dance Association
EIN 332477691 · Headquarters: Sammaish, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Asian Kids Association
EIN 412414728 · Headquarters: KENMORE, WA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Seattle Asian Musicians Association
EIN 922397327 · Headquarters: SEATTLE, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Asian Restaurant Association
EIN 992809333 · Headquarters: REDMOND, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Asian Sports Club
EIN 911597546 · Headquarters: Seattle, WA, US · Youth Development · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Seattle Association for Jews with Disabilites Supporting Foundation
EIN 911645137 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Association for Jews with Disabilities
EIN 911379457 · Headquarters: SEATTLE, WA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2012 · Primary form: IRS Form 990
- Seattle Association of Black Journalists
EIN 263324925 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Seattle Association of Club Women
EIN 911054909 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Seattle Astronomical Society Inc
EIN 916058371 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Seattle Atheists
EIN 200373268 · Headquarters: Seattle, WA, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Seattle Athenaeum
EIN 472486862 · Headquarters: SEATTLE, WA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Attic Community Workshop
EIN 462899583 · Headquarters: SEATTLE, WA, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Seattle Babywearers
EIN 831643089 · Headquarters: Seattle, WA, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Seattle Bach Choir
EIN 911980690 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Seattle Bach Festival
EIN 993522623 · Headquarters: Seattle, WA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Balkan Dancers
EIN 272116025 · Headquarters: Seattle, WA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Baseball Academy
EIN 352735814 · Headquarters: Seattle, WA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Basket Brigade
EIN 473744421 · Headquarters: Seattle, WA, US · Food, Agriculture & Nutrition · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Seattle Basketball Club
EIN 825096964 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Seattle Basketball Youth Association
EIN 464475601 · Headquarters: Shoreline, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Beagle Rescue
EIN 030377785 · Headquarters: Kent, WA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Seattle Beer Sheva Sister City Committee
EIN 911027812 · Headquarters: Yarrow Point, WA, US · International, Foreign Affairs & National Security · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Seattle Belarusians
EIN 932768283 · Headquarters: Redmond, WA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Seattle Benevolent & Protective Order of Elks
EIN 910142830 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Best Church
EIN 811202752 · Headquarters: Lynnwood, WA, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Seattle Bible College
EIN 900179229 · Headquarters: Everett, WA, USA · Education · Latest available filing year: 2014 · Primary form: IRS Form 990
- Seattle Biochar Working Group
EIN 263316418 · Headquarters: University Place, WA, US · Environment · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Seattle Biomedical Research Institute
EIN 910961784 · Headquarters: MERCER ISLAND, WA, USA · Medical Research · Latest available filing year: 2018 · Primary form: IRS Form 990
- Seattle Bitain Lions Charities
EIN 208184396 · Headquarters: Federal Way, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Seattle Black Firefighters Association
EIN 874539199 · Headquarters: Burien, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990
- Seattle Blue Angels Baseball Club
EIN 200123244 · Headquarters: LYNNWOOD, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Bmx Club
EIN 472430162 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Bnai Brith Community Service Foundation
EIN 910958730 · Headquarters: Bellevue, WA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Bocce Club Inc
EIN 912145098 · Headquarters: Seattle, WA, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Seattle Browncoats Charities
EIN 272111635 · Headquarters: Seattle, WA, US · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Seattle Building and Construction Trades Council
EIN 910402265 · Headquarters: Tukwila, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Seattle Building Enclosure Council
EIN 204065751 · Headquarters: Mercer Island, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Business Assistance Center
EIN 911763978 · Headquarters: SEATTLE, WA, USA · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990
- Seattle Business Referral Np Ps
EIN 992678373 · Headquarters: lynnwood, WA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Seattle Cancer Care Alliance House
EIN 260443505 · Headquarters: SEATTLE, WA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2009 · Primary form: IRS Form 990
- Seattle Cares
EIN 862097282 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990
- Seattle Cares Circle of the National Cares Mentoring Movement
EIN 271383723 · Headquarters: Seattle, WA, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990