Adams |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 576 |
| Josephine Corliss Preston | R | 286 |
Asotin |
| Candidate | Party | Votes |
|---|
| Josephine Corliss Preston | R | 408 |
| N.D. Showalter | R | 365 |
Benton |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 1544 |
| Josephine Corliss Preston | R | 757 |
Chelan |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 3831 |
| Josephine Corliss Preston | R | 1527 |
Clallam |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 1725 |
| Josephine Corliss Preston | R | 1287 |
Clark |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 4525 |
| Josephine Corliss Preston | R | 3710 |
Columbia |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 702 |
| Josephine Corliss Preston | R | 451 |
Cowlitz |
| Candidate | Party | Votes |
|---|
| Josephine Corliss Preston | R | 2930 |
| N.D. Showalter | R | 2497 |
Douglas |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 795 |
| Josephine Corliss Preston | R | 203 |
Ferry |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 189 |
| Josephine Corliss Preston | R | 107 |
Franklin |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 617 |
| Josephine Corliss Preston | R | 404 |
Garfield |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 447 |
| Josephine Corliss Preston | R | 349 |
Grant |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 740 |
| Josephine Corliss Preston | R | 364 |
Grays Harbor |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 5141 |
| Josephine Corliss Preston | R | 5122 |
Island |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 1003 |
| Josephine Corliss Preston | R | 534 |
Jefferson |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 742 |
| Josephine Corliss Preston | R | 648 |
King |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 35407 |
| Josephine Corliss Preston | R | 20198 |
Kitsap |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 3899 |
| Josephine Corliss Preston | R | 1937 |
Kittitas |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 1565 |
| Josephine Corliss Preston | R | 1191 |
Klickitat |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 1322 |
| Josephine Corliss Preston | R | 959 |
Lewis |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 4735 |
| Josephine Corliss Preston | R | 3187 |
Lincoln |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 1426 |
| Josephine Corliss Preston | R | 714 |
Mason |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 952 |
| Josephine Corliss Preston | R | 777 |
Okanogan |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 1579 |
| Josephine Corliss Preston | R | 762 |
Pacific |
| Candidate | Party | Votes |
|---|
| Josephine Corliss Preston | R | 1972 |
| N.D. Showalter | R | 1227 |
Pend Oreille |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 674 |
| Josephine Corliss Preston | R | 416 |
Pierce |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 20244 |
| Josephine Corliss Preston | R | 9726 |
San Juan |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 477 |
| Josephine Corliss Preston | R | 360 |
Skagit |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 5224 |
| Josephine Corliss Preston | R | 2302 |
Skamania |
| Candidate | Party | Votes |
|---|
| Josephine Corliss Preston | R | 364 |
| N.D. Showalter | R | 284 |
Snohomish |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 7356 |
| Josephine Corliss Preston | R | 4193 |
Spokane |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 14415 |
| Josephine Corliss Preston | R | 8029 |
Stevens |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 2429 |
| Josephine Corliss Preston | R | 1244 |
Thurston |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 4610 |
| Josephine Corliss Preston | R | 2583 |
Wahkiakum |
| Candidate | Party | Votes |
|---|
| Josephine Corliss Preston | R | 293 |
| N.D. Showalter | R | 245 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| Josephine Corliss Preston | R | 2806 |
| N.D. Showalter | R | 2195 |
Whatcom |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 6523 |
| Josephine Corliss Preston | R | 2795 |
Whitman |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 2607 |
| Josephine Corliss Preston | R | 1616 |
Yakima |
| Candidate | Party | Votes |
|---|
| N.D. Showalter | R | 5582 |
| Josephine Corliss Preston | R | 4374 |