The Seattle metropolitan area in the US state of Washington includes the city of Seattle, King County, Snohomish County, and Pierce County within the Puget Sound region. The U.S. Census Bureau defines the metropolitan area as the Seattle–Tacoma–Bellevue, WA Metropolitan Statistical Area, with an estimated population of 3,344,813 (just under half of Washington's population), making it the 15th largest United States Metropolitan Statistical Area.
The Seattle metropolitan area in the US state of Washington includes the city of Seattle, King County, Snohomish County, and Pierce County within the Puget Sound region. The U.S. Census Bureau defines the metropolitan area as the Seattle–Tacoma–Bellevue, WA Metropolitan Statistical Area, with an estimated population of 3,344,813 (just under half of Washington's population), making it the 15th largest United States Metropolitan Statistical Area.