Road or highway · United States

How much did Washington State Route 527 cost to build?

Washington State Route 527 is a 9.29-mile (14.95 km) highway through Bothell, Mill Creek and Everett in Snohomish County, widened in four phases between 1991 and 2006 and partly converted to a boulevard in 2017. The phases cost $5.6 million (1991, 228th Street to 208th Street), $18.8 million (1993–1997, to 164th Street), $27.8 million (2003–2004, 164th to 132nd Street) and $21 million (2004–2006, 132nd to 112th Street), and the 2.5-mile boulevard conversion of the southern end cost $23 million in 2017.