Benton |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 4672 |
| Floyd Paxton | R | 2671 |
| Jim Martin | D | 1822 |
| Robert B. Keene | R | 1076 |
Chelan |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 3857 |
| Floyd Paxton | R | 2097 |
| Jim Martin | D | 1949 |
| Robert B. Keene | R | 671 |
Clark |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 7352 |
| Floyd Paxton | R | 2165 |
| Jim Martin | D | 1306 |
| Robert B. Keene | R | 1014 |
Douglas |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 1747 |
| Jim Martin | D | 818 |
| Floyd Paxton | R | 733 |
| Robert B. Keene | R | 177 |
Grant |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 2307 |
| Floyd Paxton | R | 970 |
| Jim Martin | D | 601 |
| Robert B. Keene | R | 286 |
Kittitas |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 2355 |
| Floyd Paxton | R | 795 |
| Jim Martin | D | 617 |
| Robert B. Keene | R | 178 |
Klickitat |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 1922 |
| Floyd Paxton | R | 687 |
| Jim Martin | D | 311 |
| Robert B. Keene | R | 144 |
Okanogan |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 929 |
| Floyd Paxton | R | 274 |
| Jim Martin | D | 231 |
| Robert B. Keene | R | 59 |
Skamania |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 1111 |
| Floyd Paxton | R | 209 |
| Jim Martin | D | 154 |
| Robert B. Keene | R | 89 |
Yakima |
| Candidate | Party | Votes |
|---|
| Mike McCormack | D | 8136 |
| Floyd Paxton | R | 7271 |
| Jim Martin | D | 4526 |
| Robert B. Keene | R | 1485 |