College Scorecard data · Updated August 17, 2026
| Tuition | Difference | |
|---|---|---|
| Washington State University (in-state) | $13,391 | — |
| WA average | $15,340 | -13% |
| National average | $18,082 | -26% |
In-state tuition at Washington State University is $13,391 per year; out-of-state students pay $29,950.
Washington State University in-state tuition is 13% below the WA average of $15,340.
National average in-state tuition is $18,082; Washington State University is 26% below that.
$13,391 is the official in-state tuition published by College Scorecard for the most recent cohort year.