Adams |
| Candidate | Party | Votes |
|---|
| Claude L. Oliver | R | 2289 |
| Dan Grimm | D | 1958 |
Asotin |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 4086 |
| Claude L. Oliver | R | 2852 |
Benton |
| Candidate | Party | Votes |
|---|
| Claude L. Oliver | R | 34281 |
| Dan Grimm | D | 16062 |
Chelan |
| Candidate | Party | Votes |
|---|
| Claude L. Oliver | R | 10630 |
| Dan Grimm | D | 10009 |
Clallam |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 14415 |
| Claude L. Oliver | R | 11427 |
Clark |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 53589 |
| Claude L. Oliver | R | 44836 |
Columbia |
| Candidate | Party | Votes |
|---|
| Claude L. Oliver | R | 900 |
| Dan Grimm | D | 893 |
Cowlitz |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 19865 |
| Claude L. Oliver | R | 11626 |
Douglas |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 5337 |
| Claude L. Oliver | R | 4652 |
Ferry |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 1323 |
| Claude L. Oliver | R | 949 |
Franklin |
| Candidate | Party | Votes |
|---|
| Claude L. Oliver | R | 7150 |
| Dan Grimm | D | 4542 |
Garfield |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 635 |
| Claude L. Oliver | R | 551 |
Grant |
| Candidate | Party | Votes |
|---|
| Claude L. Oliver | R | 10273 |
| Dan Grimm | D | 9925 |
Grays Harbor |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 16831 |
| Claude L. Oliver | R | 8255 |
Island |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 13370 |
| Claude L. Oliver | R | 11634 |
Jefferson |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 7198 |
| Claude L. Oliver | R | 4564 |
King |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 450359 |
| Claude L. Oliver | R | 246446 |
Kitsap |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 46904 |
| Claude L. Oliver | R | 34205 |
Kittitas |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 6134 |
| Claude L. Oliver | R | 5129 |
Klickitat |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 3338 |
| Claude L. Oliver | R | 2693 |
Lewis |
| Candidate | Party | Votes |
|---|
| Claude L. Oliver | R | 13378 |
| Dan Grimm | D | 11668 |
Lincoln |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 2326 |
| Claude L. Oliver | R | 2267 |
Mason |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 11227 |
| Claude L. Oliver | R | 7167 |
Okanogan |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 6650 |
| Claude L. Oliver | R | 4921 |
Pacific |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 5811 |
| Claude L. Oliver | R | 2552 |
Pend Oreille |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 2459 |
| Claude L. Oliver | R | 1847 |
Pierce |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 143364 |
| Claude L. Oliver | R | 80615 |
San Juan |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 3575 |
| Claude L. Oliver | R | 2679 |
Skagit |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 21396 |
| Claude L. Oliver | R | 15475 |
Skamania |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 1918 |
| Claude L. Oliver | R | 1321 |
Snohomish |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 120280 |
| Claude L. Oliver | R | 84057 |
Spokane |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 88312 |
| Claude L. Oliver | R | 70436 |
Stevens |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 6958 |
| Claude L. Oliver | R | 6332 |
Thurston |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 45309 |
| Claude L. Oliver | R | 33505 |
Wahkiakum |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 967 |
| Claude L. Oliver | R | 588 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 9156 |
| Claude L. Oliver | R | 9023 |
Whatcom |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 33444 |
| Claude L. Oliver | R | 23749 |
Whitman |
| Candidate | Party | Votes |
|---|
| Dan Grimm | D | 8327 |
| Claude L. Oliver | R | 7360 |
Yakima |
| Candidate | Party | Votes |
|---|
| Claude L. Oliver | R | 33057 |
| Dan Grimm | D | 27607 |