Washington (state) Washington (state) Washington (), officially the State of Washington, is a state in the Pacific Northwest region of the United States. Named for George Washington, the first president of the United States, the state was made out of the western part of the Washington Territory, which was ceded by Britain in 1846 in accordance with the Oregon Treaty in the settlement of the Oregon boundary dispute. It was admitted to the Union as the 42nd state in 1889. Olympia is the state capital; the state's largest city is Seattle. Washington is sometimes referred to as Washington State, to distinguish it
Washington State Route 4 decommissioned in 1968 and was replaced with SR 4; however, the highway was proposed as a route for US 12 before it was extended west via White Pass to Aberdeen. Washington State Route 4 State Route 4 (SR 4) is a state highway, serving the southwestern region of the U.S. state of Washington. The highway, officially known as the Ocean Beach Highway, travels east along the Columbia River from U.S. Route 101 (US 101) at Johnston's Landing through Pacific, Wahkiakum and Cowlitz counties to an interchange with Interstate 5 (I-5) in Kelso. SR 4 is designated as part of the