Cowlitz | ||
| Candidate | Party | Votes |
|---|---|---|
| Brian Hatfield | D | 12707 |
| Mike Kayser | R | 6892 |
Grays Harbor | ||
| Candidate | Party | Votes |
| Brian Hatfield | D | 4426 |
| Mike Kayser | R | 1657 |
Pacific | ||
| Candidate | Party | Votes |
| Brian Hatfield | D | 5190 |
| Mike Kayser | R | 2317 |
Wahkiakum | ||
| Candidate | Party | Votes |
| Brian Hatfield | D | 1252 |
| Mike Kayser | R | 586 |