Adams |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 1397 |
| Chas. W. Masterson | D | 1075 |
| Walter Price | S | 96 |
Asotin |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 1142 |
| Chas. W. Masterson | D | 819 |
| Walter Price | S | 113 |
Benton |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 1812 |
| Chas. W. Masterson | D | 917 |
| Walter Price | S | 313 |
Columbia |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 1321 |
| Chas. W. Masterson | D | 944 |
| Walter Price | S | 104 |
Franklin |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 928 |
| Chas. W. Masterson | D | 736 |
| Walter Price | S | 103 |
Garfield |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 927 |
| Chas. W. Masterson | D | 567 |
| Walter Price | S | 33 |
Grant |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 1609 |
| Chas. W. Masterson | D | 1058 |
| Walter Price | S | 234 |
Kittitas |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 2961 |
| Chas. W. Masterson | D | 1754 |
| Walter Price | S | 257 |
Klickitat |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 1899 |
| Chas. W. Masterson | D | 906 |
| Walter Price | S | 178 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 5019 |
| Chas. W. Masterson | D | 3811 |
| Walter Price | S | 185 |
Whitman |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 6064 |
| Chas. W. Masterson | D | 4399 |
| Walter Price | S | 227 |
Yakima |
| Candidate | Party | Votes |
|---|
| William L. LaFollette | R | 8901 |
| Chas. W. Masterson | D | 4203 |
| Walter Price | S | 794 |