King County Assessor Phone Numbers and Emails

Toll-Free Number:

  • (800) 833-4388
    TTY
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Customer Service:

  • (206) 263-2332
    Destroyed Property Exemptions
  • (206) 263-2374
    Farm, Agriculture and Forest Land
  • (206) 296-5126
    Floating and mobile homes
  • (206) 263-2330
    Historic Property Exemptions
  • (206) 263-2338
    Home Improvement Exemptions
  • (206) 263-1893
    Local Improvement District Records
  • (206) 263-2860
    Manager's Office
  • (206) 263-2324
    Non-profit organizations
  • (206) 477-4643
    Open Space (PBRS) and Timber Land
  • (206) 263-2844
    Personal Property Tax Information
  • (206) 477-1060
    Property Tax Advisor
  • (206) 263-2649
    Property Tax Foreclosures
  • (206) 263-2487
    Property Tax Refunds
  • (206) 477-6620
    Real Estate Excise Tax
  • (206) 263-2261
    Schedule a presentation on the assessment process
  • (206) 296-3920
    Senior and Disability Exemptions
  • (206) 263-2890
    Tax Bill and Collection Information

General Info:

  • (206) 296-7300

Legal:

  • (206) 263-0346
    Privacy Inquiries

King County Assessor Emails:

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Contact Information

King County Assessor Website:

King County Assessor Help Center:

Corporate Office Address:

King County Assessor
King Street Center, 201 South Jackson Street, Room 708
Seattle, Washington 98104
United States

Other Info (opening hours):

Hours:

Monday - Friday: 8:30am - 4:30pm

Fax:

+1-206-296-0107

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