Adams |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 2215 |
| Maria Cantwell | D | 1355 |
| Robin Adair | I | 32 |
| Bruce Guthrie | L | 32 |
| Aaron Dixon | G | 10 |
Asotin |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 3730 |
| Michael McGavick | R | 3393 |
| Robin Adair | I | 114 |
| Bruce Guthrie | L | 84 |
| Aaron Dixon | G | 36 |
Benton |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 27369 |
| Maria Cantwell | D | 21099 |
| Bruce Guthrie | L | 577 |
| Robin Adair | I | 419 |
| Aaron Dixon | G | 159 |
Chelan |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 13024 |
| Maria Cantwell | D | 9527 |
| Bruce Guthrie | L | 266 |
| Robin Adair | I | 193 |
| Aaron Dixon | G | 122 |
Clallam |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 15730 |
| Michael McGavick | R | 13699 |
| Bruce Guthrie | L | 421 |
| Robin Adair | I | 290 |
| Aaron Dixon | G | 279 |
Clark |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 60525 |
| Michael McGavick | R | 51254 |
| Bruce Guthrie | L | 1184 |
| Robin Adair | I | 1095 |
| Aaron Dixon | G | 852 |
Columbia |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 1125 |
| Maria Cantwell | D | 754 |
| Bruce Guthrie | L | 19 |
| Robin Adair | I | 15 |
| Aaron Dixon | G | 8 |
Cowlitz |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 17390 |
| Michael McGavick | R | 12569 |
| Robin Adair | I | 500 |
| Bruce Guthrie | L | 383 |
| Aaron Dixon | G | 266 |
Douglas |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 6621 |
| Maria Cantwell | D | 4273 |
| Bruce Guthrie | L | 111 |
| Robin Adair | I | 103 |
| Aaron Dixon | G | 40 |
Ferry |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 1544 |
| Maria Cantwell | D | 1174 |
| Bruce Guthrie | L | 37 |
| Robin Adair | I | 29 |
| Aaron Dixon | G | 22 |
Franklin |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 7208 |
| Maria Cantwell | D | 5438 |
| Bruce Guthrie | L | 158 |
| Robin Adair | I | 58 |
| Aaron Dixon | G | 41 |
Garfield |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 659 |
| Maria Cantwell | D | 502 |
| Bruce Guthrie | L | 17 |
| Robin Adair | I | 8 |
| Aaron Dixon | G | 7 |
Grant |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 11830 |
| Maria Cantwell | D | 7314 |
| Robin Adair | I | 313 |
| Bruce Guthrie | L | 228 |
| Aaron Dixon | G | 108 |
Grays Harbor |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 12739 |
| Michael McGavick | R | 8517 |
| Bruce Guthrie | L | 347 |
| Robin Adair | I | 240 |
| Aaron Dixon | G | 165 |
Island |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 16289 |
| Michael McGavick | R | 12977 |
| Bruce Guthrie | L | 343 |
| Aaron Dixon | G | 207 |
| Robin Adair | I | 169 |
Jefferson |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 10164 |
| Michael McGavick | R | 5212 |
| Aaron Dixon | G | 316 |
| Bruce Guthrie | L | 283 |
| Robin Adair | I | 119 |
King |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 419898 |
| Michael McGavick | R | 190678 |
| Aaron Dixon | G | 8766 |
| Bruce Guthrie | L | 8509 |
| Robin Adair | I | 2875 |
Kitsap |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 50939 |
| Michael McGavick | R | 35932 |
| Bruce Guthrie | L | 1448 |
| Aaron Dixon | G | 826 |
| Robin Adair | I | 780 |
Kittitas |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 6419 |
| Maria Cantwell | D | 5567 |
| Bruce Guthrie | L | 169 |
| Aaron Dixon | G | 94 |
| Robin Adair | I | 93 |
Klickitat |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 3670 |
| Michael McGavick | R | 3439 |
| Bruce Guthrie | L | 100 |
| Aaron Dixon | G | 86 |
| Robin Adair | I | 78 |
Lewis |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 14517 |
| Maria Cantwell | D | 9898 |
| Bruce Guthrie | L | 347 |
| Robin Adair | I | 297 |
| Aaron Dixon | G | 174 |
Lincoln |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 2735 |
| Maria Cantwell | D | 1911 |
| Bruce Guthrie | L | 69 |
| Robin Adair | I | 41 |
| Aaron Dixon | G | 19 |
Mason |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 11747 |
| Michael McGavick | R | 8736 |
| Bruce Guthrie | L | 334 |
| Robin Adair | I | 241 |
| Aaron Dixon | G | 164 |
Okanogan |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 6555 |
| Maria Cantwell | D | 5841 |
| Bruce Guthrie | L | 197 |
| Robin Adair | I | 159 |
| Aaron Dixon | G | 140 |
Pacific |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 5175 |
| Michael McGavick | R | 3239 |
| Bruce Guthrie | L | 129 |
| Robin Adair | I | 123 |
| Aaron Dixon | G | 56 |
Pend Oreille |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 2564 |
| Maria Cantwell | D | 2346 |
| Bruce Guthrie | L | 123 |
| Robin Adair | I | 96 |
| Aaron Dixon | G | 39 |
Pierce |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 120050 |
| Michael McGavick | R | 88219 |
| Bruce Guthrie | L | 3224 |
| Robin Adair | I | 1726 |
| Aaron Dixon | G | 1466 |
San Juan |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 5323 |
| Michael McGavick | R | 2483 |
| Aaron Dixon | G | 261 |
| Bruce Guthrie | L | 110 |
| Robin Adair | I | 51 |
Skagit |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 21612 |
| Michael McGavick | R | 18094 |
| Bruce Guthrie | L | 627 |
| Robin Adair | I | 372 |
| Aaron Dixon | G | 364 |
Skamania |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 2134 |
| Michael McGavick | R | 1738 |
| Robin Adair | I | 58 |
| Bruce Guthrie | L | 57 |
| Aaron Dixon | G | 44 |
Snohomish |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 118170 |
| Michael McGavick | R | 81992 |
| Bruce Guthrie | L | 2920 |
| Robin Adair | I | 1581 |
| Aaron Dixon | G | 1515 |
Spokane |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 77295 |
| Michael McGavick | R | 72209 |
| Bruce Guthrie | L | 2473 |
| Robin Adair | I | 1913 |
| Aaron Dixon | G | 1252 |
Stevens |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 9378 |
| Maria Cantwell | D | 7042 |
| Bruce Guthrie | L | 289 |
| Robin Adair | I | 204 |
| Aaron Dixon | G | 148 |
Thurston |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 49529 |
| Michael McGavick | R | 30683 |
| Aaron Dixon | G | 1792 |
| Bruce Guthrie | L | 1269 |
| Robin Adair | I | 863 |
Wahkiakum |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 1010 |
| Michael McGavick | R | 733 |
| Robin Adair | I | 37 |
| Bruce Guthrie | L | 25 |
| Aaron Dixon | G | 10 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 9059 |
| Maria Cantwell | D | 8463 |
| Bruce Guthrie | L | 185 |
| Robin Adair | I | 181 |
| Aaron Dixon | G | 111 |
Whatcom |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 38219 |
| Michael McGavick | R | 28267 |
| Bruce Guthrie | L | 1411 |
| Aaron Dixon | G | 906 |
| Robin Adair | I | 397 |
Whitman |
| Candidate | Party | Votes |
|---|
| Maria Cantwell | D | 6425 |
| Michael McGavick | R | 6115 |
| Bruce Guthrie | L | 189 |
| Aaron Dixon | G | 145 |
| Robin Adair | I | 130 |
Yakima |
| Candidate | Party | Votes |
|---|
| Michael McGavick | R | 29106 |
| Maria Cantwell | D | 24392 |
| Bruce Guthrie | L | 637 |
| Robin Adair | I | 391 |
| Aaron Dixon | G | 238 |