Where can I pay property taxes in person?
• King County Treasury Operations, Room 600, 500 Fourth Ave., Seattle. Open from 8:30 a.m. to 4:30 p.m. Payments by check only may be made in person at the following locations (click on the link for location and hours): • Blackriver Community Service Center • Cottage Lake Community Service Center • Fall City Community Service Center • Northshore Community Service Center • Sammamish Community Service Center • Vashon Maury Island Community Service Center • Kent Regional Justice Center To top.