King County on the map of Washington 2024. Cities, roads, borders and directions in King County of Washington.

King County is the most populous county in the state of Washington. Its County Seat is Seattle and the total population of King County exceeds 2.25 million people. The area of King County is about 2,300 square miles. This map shows the borders of King County as well as neighboring counties, including major highways and natural objecsts as of 2024. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of King County.