| WINNER | |||
| Donald J. Trump wins the Washington Republican primary. | |||
| 80% OF VOTES IN | |||
| Republican Primary race called | |||
| Republican Primary | |||
| Candidate | Votes | Percent Pct. | Delegates Delegates |
| Donald J. Trump | 442,048 | +74.2%74.2% | 43 |
| Nikki Haley | 129,394 | +21.7%21.7 | No delegates— |
| Ron DeSantis | 12,979 | +2.2%2.2 | No delegates— |
| Chris Christie | 6,341 | +1.1%1.1 | No delegates— |
| Vivek Ramaswamy | 5,166 | +0.9%0.9 | No delegates— |
| Total reported | 595,928 | ||
| 100% of delegates allocated (43 of 43) | |||
