| DEM | LIB | REP | REP | |
|---|---|---|---|---|
| Counties | Steven F. Scanlin | Ronald E. Perry | Evan S. Frasure | Ben Ysursa |
| Ada | 11,072 | 291 | 7,010 | 26,921 |
| Adams | 67 | 4 | 254 | 529 |
| Bannock | 3,693 | 90 | 3,535 | 2,428 |
| Bear Lake | 147 | 2 | 923 | 424 |
| Benewah | 536 | 16 | 225 | 235 |
| Bingham | 589 | 6 | 3,279 | 2,337 |
| Blaine | 729 | 6 | 130 | 379 |
| Boise | 184 | 11 | 215 | 698 |
| Bonner | 1,272 | 78 | 1,227 | 1,423 |
| Bonneville | 1,416 | 23 | 4,052 | 4,208 |
| Boundary | 132 | 6 | 470 | 548 |
| Butte | 46 | 2 | 300 | 323 |
| Camas | 20 | 3 | 49 | 97 |
| Canyon | 1,986 | 88 | 2,987 | 10,172 |
| Caribou | 91 | 1 | 568 | 316 |
| Cassia | 160 | 2 | 1,015 | 2,336 |
| Clark | 2 | 0 | 110 | 171 |
| Clearwater | 489 | 7 | 480 | 584 |
| Custer | 45 | 1 | 388 | 509 |
| Elmore | 507 | 21 | 407 | 1,562 |
| Franklin | 75 | 6 | 1,210 | 867 |
| Fremont | 109 | 16 | 963 | 1,045 |
| Gem | 447 | 27 | 732 | 2,088 |
| Gooding | 262 | 16 | 332 | 1,320 |
| Idaho | 330 | 12 | 1,456 | 1,466 |
| Jefferson | 183 | 3 | 1,160 | 1,602 |
| Jerome | 198 | 16 | 310 | 1,013 |
| Kootenai | 2,670 | 269 | 3,735 | 5,891 |
| Latah | 1,237 | 18 | 545 | 970 |
| Lemhi | 62 | 5 | 511 | 920 |
| Lewis | 198 | 5 | 178 | 198 |
| Lincoln | 106 | 1 | 104 | 370 |
| Madison | 144 | 12 | 1,367 | 1,961 |
| Minidoka | 233 | 8 | 572 | 1,346 |
| Nez Perce | 1,874 | 27 | 605 | 1,247 |
| Oneida | 34 | 0 | 457 | 252 |
| Owyhee | 127 | 11 | 226 | 985 |
| Payette | 300 | 18 | 718 | 2,179 |
| Power | 166 | 1 | 373 | 375 |
| Shoshone | 1,227 | 10 | 235 | 338 |
| Teton | 193 | 6 | 446 | 427 |
| Twin Falls | 860 | 18 | 1,212 | 4,657 |
| Valley | 252 | 13 | 355 | 1,130 |
| Washington | 219 | 7 | 437 | 1,244 |
| TOTAL | 34,689 | 1,183 | 45,863 | 90,091 |
| Plurality | 44,228 | |||
| Percentage | 100% | 100% | 33.7% | 66.3% |