Adams |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 2365 |
| Doug Jewett | R | 1319 |
| King Lysen | IC | 53 |
| Jesse Chiang | IC | 32 |
Asotin |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 4181 |
| Doug Jewett | R | 1204 |
| King Lysen | IC | 85 |
| Jesse Chiang | IC | 33 |
Benton |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 28396 |
| Doug Jewett | R | 6919 |
| King Lysen | IC | 525 |
| Jesse Chiang | IC | 386 |
Chelan |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 11722 |
| Doug Jewett | R | 4849 |
| King Lysen | IC | 638 |
| Jesse Chiang | IC | 171 |
Clallam |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 11654 |
| Doug Jewett | R | 5144 |
| King Lysen | IC | 1401 |
| Jesse Chiang | IC | 270 |
Clark |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 37189 |
| Doug Jewett | R | 11659 |
| King Lysen | IC | 2442 |
| Jesse Chiang | IC | 672 |
Columbia |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 1141 |
| Doug Jewett | R | 615 |
| King Lysen | IC | 30 |
| Jesse Chiang | IC | 8 |
Cowlitz |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 16992 |
| Doug Jewett | R | 3888 |
| King Lysen | IC | 771 |
| Jesse Chiang | IC | 216 |
Douglas |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 5312 |
| Doug Jewett | R | 1980 |
| King Lysen | IC | 150 |
| Jesse Chiang | IC | 66 |
Ferry |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 1210 |
| Doug Jewett | R | 564 |
| King Lysen | IC | 81 |
| Jesse Chiang | IC | 57 |
Franklin |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 6685 |
| Doug Jewett | R | 2404 |
| King Lysen | IC | 176 |
| Jesse Chiang | IC | 108 |
Garfield |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 885 |
| Doug Jewett | R | 405 |
| King Lysen | IC | 7 |
| Jesse Chiang | IC | 7 |
Grant |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 10075 |
| Doug Jewett | R | 4547 |
| King Lysen | IC | 261 |
| Jesse Chiang | IC | 155 |
Grays Harbor |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 16068 |
| Doug Jewett | R | 3629 |
| King Lysen | IC | 1568 |
| Jesse Chiang | IC | 240 |
Island |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 10151 |
| Doug Jewett | R | 4041 |
| King Lysen | IC | 662 |
| Jesse Chiang | IC | 222 |
Jefferson |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 4725 |
| Doug Jewett | R | 1717 |
| King Lysen | IC | 997 |
| Jesse Chiang | IC | 111 |
King |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 310104 |
| Doug Jewett | R | 104701 |
| King Lysen | IC | 33429 |
| Jesse Chiang | IC | 8989 |
Kitsap |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 37270 |
| Doug Jewett | R | 8866 |
| King Lysen | IC | 2377 |
| Jesse Chiang | IC | 528 |
Kittitas |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 6359 |
| Doug Jewett | R | 2008 |
| King Lysen | IC | 525 |
| Jesse Chiang | IC | 163 |
Klickitat |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 3947 |
| Doug Jewett | R | 1197 |
| King Lysen | IC | 185 |
| Jesse Chiang | IC | 86 |
Lewis |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 13163 |
| Doug Jewett | R | 5179 |
| King Lysen | IC | 949 |
| Jesse Chiang | IC | 210 |
Lincoln |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 2918 |
| Doug Jewett | R | 1602 |
| King Lysen | IC | 122 |
| Jesse Chiang | IC | 53 |
Mason |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 8489 |
| Doug Jewett | R | 2733 |
| King Lysen | IC | 852 |
| Jesse Chiang | IC | 136 |
Okanogan |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 6753 |
| Doug Jewett | R | 3062 |
| King Lysen | IC | 421 |
| Jesse Chiang | IC | 147 |
Pacific |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 5096 |
| Doug Jewett | R | 1095 |
| King Lysen | IC | 376 |
| Jesse Chiang | IC | 98 |
Pend Oreille |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 2643 |
| Doug Jewett | R | 1106 |
| King Lysen | IC | 87 |
| Jesse Chiang | IC | 39 |
Pierce |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 94013 |
| Doug Jewett | R | 33133 |
| King Lysen | IC | 5267 |
| Jesse Chiang | IC | 1247 |
San Juan |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 1977 |
| Doug Jewett | R | 1531 |
| King Lysen | IC | 467 |
| Jesse Chiang | IC | 165 |
Skagit |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 16453 |
| Doug Jewett | R | 6807 |
| King Lysen | IC | 1318 |
| Jesse Chiang | IC | 367 |
Skamania |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 2065 |
| Doug Jewett | R | 513 |
| King Lysen | IC | 125 |
| Jesse Chiang | IC | 50 |
Snohomish |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 77027 |
| Doug Jewett | R | 23391 |
| King Lysen | IC | 5383 |
| Jesse Chiang | IC | 1317 |
Spokane |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 71716 |
| Doug Jewett | R | 35476 |
| King Lysen | IC | 2481 |
| Jesse Chiang | IC | 1258 |
Stevens |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 6204 |
| Doug Jewett | R | 3468 |
| King Lysen | IC | 313 |
| Jesse Chiang | IC | 154 |
Thurston |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 32902 |
| Doug Jewett | R | 10432 |
| King Lysen | IC | 3265 |
| Jesse Chiang | IC | 708 |
Wahkiakum |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 1246 |
| Doug Jewett | R | 283 |
| King Lysen | IC | 62 |
| Jesse Chiang | IC | 29 |
Walla Walla |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 10277 |
| Doug Jewett | R | 4144 |
| King Lysen | IC | 290 |
| Jesse Chiang | IC | 142 |
Whatcom |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 22476 |
| Doug Jewett | R | 9732 |
| King Lysen | IC | 2632 |
| Jesse Chiang | IC | 1086 |
Whitman |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 8412 |
| Doug Jewett | R | 3572 |
| King Lysen | IC | 391 |
| Jesse Chiang | IC | 217 |
Yakima |
| Candidate | Party | Votes |
|---|
| Henry M. Jackson | D | 33394 |
| Doug Jewett | R | 13358 |
| King Lysen | IC | 1133 |
| Jesse Chiang | IC | 308 |