Adams |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 1675 |
| Mike Murphy | D | 591 |
| John Sample | L | 8 |
Asotin |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 1576 |
| Mike Murphy | D | 1457 |
| John Sample | L | 22 |
Benton |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 14051 |
| Mike Murphy | D | 7229 |
| John Sample | L | 164 |
Chelan |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 5683 |
| Mike Murphy | D | 4083 |
| John Sample | L | 120 |
Clallam |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 7569 |
| Oscar S. Lewis | R | 6377 |
| John Sample | L | 157 |
Clark |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 24821 |
| Oscar S. Lewis | R | 21829 |
| John Sample | L | 418 |
Columbia |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 595 |
| Mike Murphy | D | 266 |
| John Sample | L | 4 |
Cowlitz |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 9180 |
| Oscar S. Lewis | R | 4499 |
| John Sample | L | 156 |
Douglas |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 3298 |
| Mike Murphy | D | 1769 |
| John Sample | L | 41 |
Ferry |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 906 |
| Mike Murphy | D | 522 |
| John Sample | L | 20 |
Franklin |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 3730 |
| Mike Murphy | D | 2144 |
| John Sample | L | 45 |
Garfield |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 406 |
| Mike Murphy | D | 157 |
| John Sample | L | 7 |
Grant |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 6038 |
| Mike Murphy | D | 3257 |
| John Sample | L | 84 |
Grays Harbor |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 7852 |
| Oscar S. Lewis | R | 2796 |
| John Sample | L | 121 |
Island |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 8137 |
| Oscar S. Lewis | R | 7117 |
| John Sample | L | 153 |
Jefferson |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 5443 |
| Oscar S. Lewis | R | 2903 |
| John Sample | L | 99 |
King |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 221073 |
| Oscar S. Lewis | R | 94814 |
| John Sample | L | 4386 |
Kitsap |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 32186 |
| Oscar S. Lewis | R | 18768 |
| John Sample | L | 700 |
Kittitas |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 3557 |
| Mike Murphy | D | 2546 |
| John Sample | L | 67 |
Klickitat |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 1338 |
| Mike Murphy | D | 1207 |
| John Sample | L | 50 |
Lewis |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 6240 |
| Mike Murphy | D | 4568 |
| John Sample | L | 106 |
Lincoln |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 1703 |
| Mike Murphy | D | 745 |
| John Sample | L | 8 |
Mason |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 5320 |
| Oscar S. Lewis | R | 3538 |
| John Sample | L | 98 |
Okanogan |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 3737 |
| Mike Murphy | D | 2463 |
| John Sample | L | 70 |
Pacific |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 2614 |
| Oscar S. Lewis | R | 1228 |
| John Sample | L | 40 |
Pend Oreille |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 1596 |
| Mike Murphy | D | 1204 |
| John Sample | L | 34 |
Pierce |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 71739 |
| Oscar S. Lewis | R | 44975 |
| John Sample | L | 1387 |
San Juan |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 2632 |
| Oscar S. Lewis | R | 1388 |
| John Sample | L | 46 |
Skagit |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 11686 |
| Oscar S. Lewis | R | 9041 |
| John Sample | L | 228 |
Skamania |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 878 |
| Mike Murphy | D | 878 |
| John Sample | L | 27 |
Snohomish |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 68081 |
| Oscar S. Lewis | R | 40902 |
| John Sample | L | 1728 |
Spokane |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 43127 |
| Mike Murphy | D | 40027 |
| John Sample | L | 663 |
Stevens |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 4530 |
| Mike Murphy | D | 2691 |
| John Sample | L | 91 |
Thurston |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 24048 |
| Oscar S. Lewis | R | 13303 |
| John Sample | L | 358 |
Wahkiakum |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 492 |
| Oscar S. Lewis | R | 242 |
| John Sample | L | 7 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 5521 |
| Mike Murphy | D | 3144 |
| John Sample | L | 44 |
Whatcom |
| Candidate | Party | Votes |
|---|
| Mike Murphy | D | 17659 |
| Oscar S. Lewis | R | 13075 |
| John Sample | L | 685 |
Whitman |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 3681 |
| Mike Murphy | D | 2310 |
| John Sample | L | 66 |
Yakima |
| Candidate | Party | Votes |
|---|
| Oscar S. Lewis | R | 17282 |
| Mike Murphy | D | 10880 |
| John Sample | L | 218 |