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 also became (I-5) in 1968. SR 510 between I-5 and Pacific Avenue was reconstructed and widened in late 2003, with the addition of a roundabout at the Pacific Avenue intersection. The I-5 interchange will be replaced in 2020 with a diverging diamond interchange that began construction in October 2018. The interchange will be the first diverging diamond constructed in Washington and is estimated to cost $72 million, with funding provided by the state legislature's 2015 Connecting Washington package. State Route 510 Alternate, also known as the Yelm Loop, is a partially completed bypass of Yelm. The first, section opened to