Asotin | ||
| Candidate | Party | Votes |
|---|---|---|
| Dave Mastin | R | 2082 |
| Del Lathim | D | 1241 |
Columbia | ||
| Candidate | Party | Votes |
| Dave Mastin | R | 1252 |
| Del Lathim | D | 622 |
Franklin | ||
| Candidate | Party | Votes |
| Dave Mastin | R | 7056 |
| Del Lathim | D | 4619 |
Garfield | ||
| Candidate | Party | Votes |
| Dave Mastin | R | 888 |
| Del Lathim | D | 333 |
Walla Walla | ||
| Candidate | Party | Votes |
| Dave Mastin | R | 12590 |
| Del Lathim | D | 6244 |