Benton | ||
| Candidate | Party | Votes |
|---|---|---|
| Ole H. Olson | D | 9471 |
| Kermit W. McKay | R | 9149 |
| Al Henry | D | 8405 |
| Ken Campbell | R | 7757 |
Franklin | ||
| Candidate | Party | Votes |
| Ole H. Olson | D | 2994 |
| Al Henry | D | 2268 |
| Kermit W. McKay | R | 1952 |
| Ken Campbell | R | 1451 |
Klickitat | ||
| Candidate | Party | Votes |
| Al Henry | D | 2614 |
| Ole H. Olson | D | 1895 |
| Kermit W. McKay | R | 1591 |
| Ken Campbell | R | 1209 |
Skamania | ||
| Candidate | Party | Votes |
| Al Henry | D | 1106 |
| Ole H. Olson | D | 933 |
| Kermit W. McKay | R | 550 |
| Ken Campbell | R | 452 |