United Way of King County partners with many organizations in the Seattle area to provide people with free help in preparing their personal income tax forms. Here is a link to a page that shows all the places where this help is available: United Way of King County Tax Help
Seattle Public Library partners with United Way of King County and AARP to provide tax assistance at many of the library’s branches. Here is a link for that: Seattle Public Library, United Way of King County, AARP Tax Help
Click here for more information about legal clinics and resources for tax help.