Both male and female affidavits must be completed (using current, full, legal names), signed and notarized, and the original document sent to King County Marriage Licensing.
Send completed and notarized applications, along with a $64 money order or cashier's check payable to King County Marriage License. No cash or personal checks. Mail to the Seattle/Downtown Licensing Office:
King County Marriage License King County Administration Building 500 - 4th Avenue, Room 311 Seattle, WA 98104
If an application is mailed, the marriage license must be picked up at our downtown Seattle office; it will not be mailed. Office hours: Monday through Friday, 8:30 a.m.-4:30 p.m., except holidays.
We recommend calling the Seattle office to verify receipt of the application: 206-296-4021, or if calling long distance,1-800-325-6165, and ask to be transferred to the marriage license desk.