Chelan | ||
| Candidate | Party | Votes |
|---|---|---|
| Earl F. Tilly | R | 13631 |
| Michael S. Detering | D | 6069 |
Douglas | ||
| Candidate | Party | Votes |
| Earl F. Tilly | R | 6585 |
| Michael S. Detering | D | 2900 |
Grant | ||
| Candidate | Party | Votes |
| Earl F. Tilly | R | 1050 |
| Michael S. Detering | D | 584 |
Kittitas | ||
| Candidate | Party | Votes |
| Earl F. Tilly | R | 1466 |
| Michael S. Detering | D | 1049 |
Okanogan | ||
| Candidate | Party | Votes |
| Earl F. Tilly | R | 2008 |
| Michael S. Detering | D | 1101 |