Adams |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 1398 |
| A. Wm. (Bill) Gough | R | 848 |
Asotin |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 1893 |
| A. Wm. (Bill) Gough | R | 798 |
Benton |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 9358 |
| A. Wm. (Bill) Gough | R | 6039 |
Chelan |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 5408 |
| A. Wm. (Bill) Gough | R | 3356 |
Clallam |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 7443 |
| A. Wm. (Bill) Gough | R | 3073 |
Clark |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 17674 |
| A. Wm. (Bill) Gough | R | 7199 |
Columbia |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 673 |
| A. Wm. (Bill) Gough | R | 453 |
Cowlitz |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 6799 |
| A. Wm. (Bill) Gough | R | 2482 |
Douglas |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 2886 |
| A. Wm. (Bill) Gough | R | 1404 |
Ferry |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 731 |
| A. Wm. (Bill) Gough | R | 267 |
Franklin |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 2805 |
| A. Wm. (Bill) Gough | R | 1396 |
Garfield |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 558 |
| A. Wm. (Bill) Gough | R | 284 |
Grant |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 6766 |
| A. Wm. (Bill) Gough | R | 2917 |
Grays Harbor |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 10876 |
| A. Wm. (Bill) Gough | R | 2707 |
Island |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 4842 |
| A. Wm. (Bill) Gough | R | 2734 |
Jefferson |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 2119 |
| A. Wm. (Bill) Gough | R | 787 |
King |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 179264 |
| A. Wm. (Bill) Gough | R | 76112 |
Kitsap |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 21120 |
| A. Wm. (Bill) Gough | R | 6891 |
Kittitas |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 3740 |
| A. Wm. (Bill) Gough | R | 1405 |
Klickitat |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 2203 |
| A. Wm. (Bill) Gough | R | 920 |
Lewis |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 7717 |
| A. Wm. (Bill) Gough | R | 3220 |
Lincoln |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 1983 |
| A. Wm. (Bill) Gough | R | 1207 |
Mason |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 5109 |
| A. Wm. (Bill) Gough | R | 1841 |
Okanogan |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 4956 |
| A. Wm. (Bill) Gough | R | 1969 |
Pacific |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 3660 |
| A. Wm. (Bill) Gough | R | 985 |
Pend Oreille |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 1432 |
| A. Wm. (Bill) Gough | R | 542 |
Pierce |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 60173 |
| A. Wm. (Bill) Gough | R | 22009 |
San Juan |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 1330 |
| A. Wm. (Bill) Gough | R | 1060 |
Skagit |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 9535 |
| A. Wm. (Bill) Gough | R | 4702 |
Skamania |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 994 |
| A. Wm. (Bill) Gough | R | 334 |
Snohomish |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 34792 |
| A. Wm. (Bill) Gough | R | 15640 |
Spokane |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 35769 |
| A. Wm. (Bill) Gough | R | 19985 |
Stevens |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 2813 |
| A. Wm. (Bill) Gough | R | 1587 |
Thurston |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 20362 |
| A. Wm. (Bill) Gough | R | 6351 |
Wahkiakum |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 722 |
| A. Wm. (Bill) Gough | R | 251 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 4441 |
| A. Wm. (Bill) Gough | R | 2806 |
Whatcom |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 9474 |
| A. Wm. (Bill) Gough | R | 5272 |
Whitman |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 3759 |
| A. Wm. (Bill) Gough | R | 2585 |
Yakima |
| Candidate | Party | Votes |
|---|
| Robert S. O'Brien | D | 11532 |
| A. Wm. (Bill) Gough | R | 7745 |