Adams |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1160 |
| Homer Jones | R | 1112 |
| D. Rowland Finch | LB | 5 |
Asotin |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1782 |
| Homer Jones | R | 978 |
| D. Rowland Finch | LB | 11 |
Benton |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 2493 |
| Homer Jones | R | 1742 |
| D. Rowland Finch | LB | 120 |
Chelan |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 6194 |
| Homer Jones | R | 5652 |
| D. Rowland Finch | LB | 1007 |
Clallam |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 2886 |
| Homer Jones | R | 2235 |
| D. Rowland Finch | LB | 1970 |
Clark |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 7753 |
| Homer Jones | R | 5306 |
| D. Rowland Finch | LB | 1121 |
Columbia |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1299 |
| Homer Jones | R | 901 |
| D. Rowland Finch | LB | 11 |
Cowlitz |
| Candidate | Party | Votes |
|---|
| Homer Jones | R | 3999 |
| Otto A. Case | D | 3634 |
| D. Rowland Finch | LB | 2982 |
Douglas |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1624 |
| Homer Jones | R | 1306 |
| D. Rowland Finch | LB | 170 |
Ferry |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 896 |
| Homer Jones | R | 385 |
| D. Rowland Finch | LB | 37 |
Franklin |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1382 |
| Homer Jones | R | 945 |
| D. Rowland Finch | LB | 19 |
Garfield |
| Candidate | Party | Votes |
|---|
| Homer Jones | R | 720 |
| Otto A. Case | D | 646 |
| D. Rowland Finch | LB | 11 |
Grant |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1152 |
| Homer Jones | R | 987 |
| D. Rowland Finch | LB | 139 |
Grays Harbor |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 7664 |
| Homer Jones | R | 5661 |
| D. Rowland Finch | LB | 4056 |
Island |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1264 |
| Homer Jones | R | 925 |
| D. Rowland Finch | LB | 313 |
Jefferson |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1474 |
| Homer Jones | R | 1155 |
| D. Rowland Finch | LB | 434 |
King |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 97916 |
| Homer Jones | R | 66507 |
| D. Rowland Finch | LB | 4476 |
Kitsap |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 7791 |
| Homer Jones | R | 5557 |
| D. Rowland Finch | LB | 437 |
Kittitas |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 3631 |
| Homer Jones | R | 2342 |
| D. Rowland Finch | LB | 364 |
Klickitat |
| Candidate | Party | Votes |
|---|
| Homer Jones | R | 1732 |
| Otto A. Case | D | 1507 |
| D. Rowland Finch | LB | 31 |
Lewis |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 6767 |
| Homer Jones | R | 5088 |
| D. Rowland Finch | LB | 3209 |
Lincoln |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 2276 |
| Homer Jones | R | 2018 |
| D. Rowland Finch | LB | 19 |
Mason |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1617 |
| Homer Jones | R | 1198 |
| D. Rowland Finch | LB | 837 |
Okanogan |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 3135 |
| Homer Jones | R | 2650 |
| D. Rowland Finch | LB | 624 |
Pacific |
| Candidate | Party | Votes |
|---|
| Homer Jones | R | 2207 |
| Otto A. Case | D | 2189 |
| D. Rowland Finch | LB | 910 |
Pend Oreille |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 1587 |
| Homer Jones | R | 931 |
| D. Rowland Finch | LB | 9 |
Pierce |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 31391 |
| Homer Jones | R | 18169 |
| D. Rowland Finch | LB | 9082 |
San Juan |
| Candidate | Party | Votes |
|---|
| Homer Jones | R | 654 |
| Otto A. Case | D | 613 |
| D. Rowland Finch | LB | 87 |
Skagit |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 6869 |
| Homer Jones | R | 4864 |
| D. Rowland Finch | LB | 639 |
Skamania |
| Candidate | Party | Votes |
|---|
| Homer Jones | R | 649 |
| Otto A. Case | D | 622 |
| D. Rowland Finch | LB | 24 |
Snohomish |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 16384 |
| Homer Jones | R | 10039 |
| D. Rowland Finch | LB | 2406 |
Spokane |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 36152 |
| Homer Jones | R | 25010 |
| D. Rowland Finch | LB | 394 |
Stevens |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 3895 |
| Homer Jones | R | 2498 |
| D. Rowland Finch | LB | 115 |
Thurston |
| Candidate | Party | Votes |
|---|
| Homer Jones | R | 5181 |
| D. Rowland Finch | LB | 4058 |
| Otto A. Case | D | 3907 |
Wahkiakum |
| Candidate | Party | Votes |
|---|
| Homer Jones | R | 585 |
| Otto A. Case | D | 402 |
| D. Rowland Finch | LB | 268 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 5166 |
| Homer Jones | R | 5134 |
| D. Rowland Finch | LB | 24 |
Whatcom |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 10251 |
| Homer Jones | R | 9400 |
| D. Rowland Finch | LB | 637 |
Whitman |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 5377 |
| Homer Jones | R | 5045 |
| D. Rowland Finch | LB | 13 |
Yakima |
| Candidate | Party | Votes |
|---|
| Otto A. Case | D | 13157 |
| Homer Jones | R | 10782 |
| D. Rowland Finch | LB | 1786 |