Download the list of Non-profit organizations in Washington. Smartscrapers provides an accurate directory and the latest data on the number of Non-profit organizations in WashingtonThere are 4804 Non-profit organizations in Washington as of April 1, 2026; which is an 0.00% increase from 2023. Of these locations, 3772 Non-profit organizations which is 78.52% of all Non-profit organizations in Washington are single-owner operations, while the remaining 1032 which is 21.48% are part of larger brands. The top three cities with the most Non-profit organizations are Seattle with 1315 Non-profit organizations, Tacoma with 343 Non-profit organizations, Spokane with 328 Non-profit organizations. Average age of Non-profit organizations in Washington is 7 years and 7 months.