Mason County Assessor and Property Tax Records Search

Search assessor and property tax records records in Mason County, Washington, including record offices, contact details, and available online resources.

Available Records

  • Mason County Assessor<br>411 North 5th St., Shelton, WA 98584<br>Phone: (360) 427-9670, Ext 491
  • Search interactive Mason County GIS maps for property records, zoning, election precincts, Public Works related information, and information relevant to the Shoreline Master Program (SMP) update process.
  • Search Mason County property records by parcel number, name, or situs address.
  • Search Mason County firefighter salary records database by year and first and last name.
  • View Mason County Treasurer tax foreclosure information, including tax sale, mailing list, and bidding information.
  • View Mason County Treasurer home page, including name, hours, phone number, and address.
  • Search for Mason County tax affidavits by statement (affidavit) number, parcel number, name, or address.