Washington State may refer to:
- Washington (U.S. state), often referred to as "Washington state" to differentiate it from Washington, D.C., the capital of the United States
- Washington State UniversityWashington State UniversityWashington State University is a public research university based in Pullman, Washington, in the Palouse region of the Pacific Northwest. Founded in 1890, WSU is the state's original and largest land-grant university...
, a land-grant college in that state
- Washington/State (CTA)Washington/State (CTA)Washington/State is an indefinitely closed 'L' station on the CTA's Red Line. It was a subway station in the State Street Subway located at 128 North State Street in downtown Chicago, Illinois. Nearby places of interest include Chicago City Hall, the Richard J...
, train station in Chicago