Washington (state) day look like night. The United States Census Bureau estimates Washington's population was 7,288,000 on July 1, 2016, an 8.4% increase since the 2010 Census. In 2015, the state ranked 13th overall in population, and was the third most populous, after California and Texas, west of the Mississippi River. Washington has the largest Pacific Northwest population, followed by Oregon, then Idaho. The Washington state Office of Financial Management pegged the state population at 7,310,300 as of April 1, 2017. As of the 2010 Census, the population of Washington was 6,724,540. The Seattle-Tacoma-Bellevue Metropolitan Area population was 3,439,809 in the 2010
Washington State Route 510 Washington State Route 510 State Route 510 (SR 510) is a state highway in Thurston County, Washington. The long highway extends southeast from an interchange with (I-5) in Lacey to in Yelm. SR 510 roughly parallels the Nisqually River, the border between Thurston and Pierce counties, between the Fort Lewis and Nisqually Indian Community area to Yelm. The roadway was built by 1916 as a connector from Saint Clair Lake to the Northern Pacific Railway station in Yelm and was designated as Secondary State Highway 5I (SSH 5I) in 1937. The original route of SSH 5I ran from Tumwater east