Welcome to the King County Water District No. 20 website. This site contains useful information designed for our customers to access at their fingertips from anywhere, any place, at any time.

Our Address:

King County Water District No. 20

12606 1st Ave. South

Burien, WA 98168-2617

Our Office Hours:

8:00 a.m. to 4:30 p.m. Monday - Friday (except holidays)
(206) 243-3990

(206) 244-7514 (Fax)

Emergency Contact:

Call (206) 243-3990 (24 hour answering service)

Commissioner Meetings at the District Office:

• First Wednesday of each month starting at 10:00am

• Third Tuesday of each month starting at 10:00am