Tukwila is a suburban city in King County, Washington, United States, located immediately to the south of Seattle. The population was 21,798 at the 2020 census.
International Boulevard from 154th Street
Duwamish River, Tukwila (2007)
King County is located in the U.S. state of Washington. The population was 2,269,675 in the 2020 census, making it the most populous county in Washington, and the 12th-most populous in the United States. The county seat is Seattle, also the state's most populous city.
City Hall Park and King County Courthouse in downtown Seattle
The Cascade Range (including Granite Mountain shown here) dominates the eastern part of King County.