| DEM | REP | REP | REP | REP | |
|---|---|---|---|---|---|
| Counties | R. Keith Roark | Michael Bogert | Myron Dan Gabbert | Todd Lakey | Lawrence G. Wasden |
| Ada | 10,889 | 8,196 | 4,678 | 6,741 | 11,133 |
| Adams | 65 | 216 | 258 | 185 | 130 |
| Bannock | 3,542 | 1,704 | 740 | 1,143 | 1,390 |
| Bear Lake | 147 | 364 | 181 | 412 | 233 |
| Benewah | 527 | 221 | 52 | 89 | 69 |
| Bingham | 568 | 1,283 | 674 | 1,457 | 1,700 |
| Blaine | 899 | 171 | 84 | 97 | 101 |
| Boise | 181 | 235 | 120 | 270 | 187 |
| Bonner | 1,233 | 1,289 | 272 | 538 | 387 |
| Bonneville | 1,414 | 2,124 | 758 | 1,398 | 3,396 |
| Boundary | 131 | 428 | 143 | 213 | 132 |
| Butte | 43 | 142 | 99 | 163 | 150 |
| Camas | 23 | 37 | 21 | 25 | 42 |
| Canyon | 2,027 | 2,426 | 1,303 | 4,119 | 5,226 |
| Caribou | 89 | 220 | 84 | 323 | 162 |
| Cassia | 157 | 915 | 489 | 833 | 782 |
| Clark | 2 | 57 | 37 | 58 | 97 |
| Clearwater | 517 | 378 | 164 | 284 | 144 |
| Custer | 46 | 360 | 132 | 140 | 190 |
| Elmore | 505 | 529 | 234 | 462 | 435 |
| Franklin | 76 | 596 | 294 | 564 | 448 |
| Fremont | 102 | 503 | 158 | 310 | 921 |
| Gem | 438 | 610 | 442 | 719 | 687 |
| Gooding | 267 | 472 | 225 | 277 | 440 |
| Idaho | 340 | 985 | 426 | 615 | 471 |
| Jefferson | 181 | 788 | 312 | 438 | 1,041 |
| Jerome | 206 | 302 | 223 | 253 | 426 |
| Kootenai | 2,629 | 5,121 | 667 | 1,733 | 1,393 |
| Latah | 1,234 | 597 | 237 | 347 | 216 |
| Lemhi | 67 | 365 | 170 | 281 | 455 |
| Lewis | 196 | 133 | 80 | 56 | 76 |
| Lincoln | 115 | 88 | 68 | 87 | 177 |
| Madison | 142 | 744 | 239 | 673 | 1,438 |
| Minidoka | 243 | 595 | 287 | 385 | 481 |
| Nez Perce | 1,873 | 789 | 312 | 305 | 337 |
| Oneida | 36 | 165 | 102 | 157 | 180 |
| Owyhee | 114 | 340 | 147 | 220 | 373 |
| Payette | 326 | 641 | 384 | 740 | 827 |
| Power | 170 | 193 | 98 | 181 | 130 |
| Shoshone | 1,221 | 281 | 63 | 124 | 97 |
| Teton | 192 | 226 | 99 | 150 | 285 |
| Twin Falls | 871 | 1,353 | 848 | 836 | 2,193 |
| Valley | 238 | 293 | 429 | 389 | 267 |
| Washington | 218 | 387 | 238 | 364 | 472 |
| TOTAL | 34,500 | 37,862 | 17,071 | 29,154 | 39,917 |
| Plurality | 2,055 | ||||
| Percentage | 100% | 30.5% | 13.8% | 23.5% | 32.2% |