Marriage Licensing
King County Administration Building, Room 311
500 Fourth Avenue
Seattle, WA 98104
206-296-4021
206-205-8396 FAX

Recorded Information
1-800-325-6165   X6-4021

Mon-Fri 8:30-4:30

kcrocust@kingcounty.gov

Apply in Person

  • Both parties will go to any one of our sites (listed below), bring photo ID and pay the $64 fee (cash or local check only, no debit or credit cards), and complete the application. The license will be issued at that time but does not become valid until a three-day waiting period has expired.
  • NOT required to apply: witnesses, blood tests, birth certificates, or divorce papers (divorce must be final and filed).
  • King County marriage licenses can be acquired at many locations throughout King County. Some of these locations are open late. Click on a site, below, to obtain its schedule, phone number, address, and driving directions.