washington_(state) | largestcity | seattle <tsp> auburn_washington | ispartof | washington_(state) <tsp> washington_(state) | capital | olympia_washington <tsp> king_county_washington | country | united_states <tsp> auburn_washington | ispartof | king_county_washington <sep> washington ( (listen)), officially the state of washington and often referred to as washington state to distinguish it from the national capital, washington, dc, is a state in the pacific northwest region of the western united states named for george washington—the first us president—the state was formed from the western part of the washington territory, which was ceded by the british empire in 1846, by the oregon treaty in the settlement of the oregon boundary dispute the state is bordered on the west by the pacific ocean, oregon to the south, idaho to the east, and the canadian province of british columbia to the north it was admitted to the union as the 42nd state in 1889 
seattle is the largest city of washington state and olympia is the capital. also located in the state is auburn. part of king county.washington washington united states washington is a western state