Benton | ||
| Candidate | Party | Votes |
|---|---|---|
| William Grant | D | 3634 |
| Kevin Young | R | 3299 |
Columbia | ||
| Candidate | Party | Votes |
| William Grant | D | 1144 |
| Kevin Young | R | 782 |
Franklin | ||
| Candidate | Party | Votes |
| William Grant | D | 5932 |
| Kevin Young | R | 4275 |
Walla Walla | ||
| Candidate | Party | Votes |
| William Grant | D | 11482 |
| Kevin Young | R | 6326 |