Adams |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 2242 |
| William M. Treadwell | R | 2216 |
Asotin |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 3368 |
| William M. Treadwell | R | 2832 |
Benton |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 21299 |
| William M. Treadwell | R | 20994 |
Chelan |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 9147 |
| William M. Treadwell | R | 8564 |
Clallam |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 12464 |
| William M. Treadwell | R | 8473 |
Clark |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 37495 |
| William M. Treadwell | R | 30427 |
Columbia |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 938 |
| William M. Treadwell | R | 909 |
Cowlitz |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 16329 |
| William M. Treadwell | R | 8883 |
Douglas |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 4406 |
| William M. Treadwell | R | 3866 |
Ferry |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 1079 |
| William M. Treadwell | R | 742 |
Franklin |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 5954 |
| William M. Treadwell | R | 5011 |
Garfield |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 736 |
| William M. Treadwell | R | 601 |
Grant |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 8477 |
| William M. Treadwell | R | 7899 |
Grays Harbor |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 17576 |
| William M. Treadwell | R | 7474 |
Island |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 9052 |
| William M. Treadwell | R | 8049 |
Jefferson |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 4763 |
| William M. Treadwell | R | 2573 |
King |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 353302 |
| William M. Treadwell | R | 190786 |
Kitsap |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 36296 |
| William M. Treadwell | R | 22260 |
Kittitas |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 6095 |
| William M. Treadwell | R | 3763 |
Klickitat |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 3205 |
| William M. Treadwell | R | 2391 |
Lewis |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 12702 |
| William M. Treadwell | R | 8862 |
Lincoln |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 2710 |
| William M. Treadwell | R | 2371 |
Mason |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 8179 |
| William M. Treadwell | R | 5041 |
Okanogan |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 6620 |
| William M. Treadwell | R | 4944 |
Pacific |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 5309 |
| William M. Treadwell | R | 2333 |
Pend Oreille |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 1927 |
| William M. Treadwell | R | 1556 |
Pierce |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 102056 |
| William M. Treadwell | R | 59663 |
San Juan |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 2291 |
| William M. Treadwell | R | 2027 |
Skagit |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 17905 |
| William M. Treadwell | R | 11153 |
Skamania |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 1646 |
| William M. Treadwell | R | 1093 |
Snohomish |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 77910 |
| William M. Treadwell | R | 51187 |
Spokane |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 74739 |
| William M. Treadwell | R | 61230 |
Stevens |
| Candidate | Party | Votes |
|---|
| William M. Treadwell | R | 5631 |
| John A. Cherberg | D | 5216 |
Thurston |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 33182 |
| William M. Treadwell | R | 19497 |
Wahkiakum |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 1009 |
| William M. Treadwell | R | 513 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 9151 |
| William M. Treadwell | R | 8470 |
Whatcom |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 26671 |
| William M. Treadwell | R | 15511 |
Whitman |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 8146 |
| William M. Treadwell | R | 7367 |
Yakima |
| Candidate | Party | Votes |
|---|
| John A. Cherberg | D | 30306 |
| William M. Treadwell | R | 24821 |