Seattle is located in the state of Washington.
Seattle ( [ siˈætəl ] ) is a seaport city on the west coast of the United States and the seat of King County , Washington . Washington ( [ ˈwɒʃɪŋtən ] ) is a state in the Pacific Northwest region of the United States located north of Oregon , west of Idaho , and south of the Canadian province of British Columbia on the coast of the Pacific Ocean .