Chelan | ||
| Candidate | Party | Votes |
|---|---|---|
| Earl F. Tilly | R | 6759 |
| Michael S. Detering | D | 3303 |
Douglas | ||
| Candidate | Party | Votes |
| Earl F. Tilly | R | 2751 |
| Michael S. Detering | D | 1517 |
Grant | ||
| Candidate | Party | Votes |
| Earl F. Tilly | R | 531 |
| Michael S. Detering | D | 244 |
Kittitas | ||
| Candidate | Party | Votes |
| Earl F. Tilly | R | 834 |
| Michael S. Detering | D | 799 |
Okanogan | ||
| Candidate | Party | Votes |
| Earl F. Tilly | R | 906 |
| Michael S. Detering | D | 706 |