Washington State may refer to:
- Washington (state), often referred to as "Washington state" to differentiate it from Washington, D.C., the capital of the United States
- Washington State University, a land-grant college located in the state of Washington
- Washington State Cougars, the athletic program of Washington State University
- Washington/State (CTA), train station in Chicago
|This disambiguation page lists articles associated with the title Washington State.
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