Benton | ||
| Candidate | Party | Votes |
|---|---|---|
| Nathan (Nate) Brook | R | 4642 |
| Bill Grant | D | 3784 |
Columbia | ||
| Candidate | Party | Votes |
| Bill Grant | D | 1247 |
| Nathan (Nate) Brook | R | 720 |
Franklin | ||
| Candidate | Party | Votes |
| Bill Grant | D | 6294 |
| Nathan (Nate) Brook | R | 5613 |
Walla Walla | ||
| Candidate | Party | Votes |
| Bill Grant | D | 14189 |
| Nathan (Nate) Brook | R | 7202 |