Island | ||
| Candidate | Party | Votes |
|---|---|---|
| Rick Larsen | D | 21649 |
| Suzanne Sinclair | R | 14432 |
| Bruce Guthrie | L | 715 |
King | ||
| Candidate | Party | Votes |
| Rick Larsen | D | 207 |
| Suzanne Sinclair | R | 86 |
| Bruce Guthrie | L | 15 |
San Juan | ||
| Candidate | Party | Votes |
| Rick Larsen | D | 6762 |
| Suzanne Sinclair | R | 2471 |
| Bruce Guthrie | L | 359 |
Skagit | ||
| Candidate | Party | Votes |
| Rick Larsen | D | 31844 |
| Suzanne Sinclair | R | 17604 |
| Bruce Guthrie | L | 1170 |
Snohomish | ||
| Candidate | Party | Votes |
| Rick Larsen | D | 86400 |
| Suzanne Sinclair | R | 46282 |
| Bruce Guthrie | L | 3149 |
Whatcom | ||
| Candidate | Party | Votes |
| Rick Larsen | D | 55521 |
| Suzanne Sinclair | R | 25458 |
| Bruce Guthrie | L | 2558 |