The five largest cities in Washington are Seattle, Spokane, Tacoma, Vancouver, and Bellevue. At the time of writing, Seattle is the largest city, with a population of approximately 735,000. Spokane is the second-largest city, with a population of about 223,000. Tacoma is the third-largest city, with a population of about 221,000. Vancouver, located in the southwestern part of the state, is fourth, with a population of about 190,000. And last but not least, Bellevue is the fifth most populated, with approximately 149,000 residents.