The Soundside is adjacent to the City of Seattle and centrally located in the Puget Sound Region of Washington State.
The City of Burien has a total land area of 4,758 acres. A 100-year old community, Burien incorporated in March, 1993.
The City of Des Moines has a total land area of 4,198 acres. Situated along the shoreline of Puget Sound, Des Moines was incorporated in 1959.
The City of Normandy Park has a total land area of 1,634 acres. The city is located on the shores of the Puget Sound and was incorporated in 1953.
The City of SeaTac has a total land area of 6,574 acres. SeaTac was incorporated in 1990 and is the location of Seattle-Tacoma International Airport.
The City of Tukwila has a total land area of 5,783 acres. Incorporated in 1908, Tukwila is a major retail and manufacturing center.