| Rep. | Rep. | Dem. | Dem. | Dem. | Dem. | |
|---|---|---|---|---|---|---|
| Counties | Dirk Kempthorne | David Shepherd | Wayne Chappell | Robert Huntley | Donald McMurrian | William Tarnasky |
| Ada | 21,690 | 3,237 | 585 | 4,641 | 394 | 481 |
| Adams | 863 | 125 | 10 | 41 | 9 | 12 |
| Bannock | 3,638 | 549 | 288 | 1,485 | 179 | 172 |
| Bear Lake | 864 | 163 | 30 | 45 | 10 | 9 |
| Benewah | 440 | 50 | 126 | 178 | 50 | 227 |
| Bingham | 5,267 | 640 | 194 | 272 | 58 | 53 |
| Blaine | 710 | 87 | 107 | 398 | 69 | 61 |
| Boise | 876 | 127 | 24 | 74 | 6 | 15 |
| Bonner | 2,545 | 634 | 283 | 526 | 187 | 568 |
| Bonneville | 9,185 | 1,302 | 229 | 508 | 104 | 103 |
| Boundary | 634 | 143 | 29 | 51 | 21 | 76 |
| Butte | 471 | 93 | 23 | 39 | 6 | 10 |
| Camas | 279 | 46 | 2 | 7 | 4 | 2 |
| Canyon | 10,101 | 1,136 | 342 | 1,027 | 185 | 190 |
| Caribou | 818 | 95 | 26 | 30 | 11 | 8 |
| Cassia | 2,965 | 324 | 70 | 101 | 51 | 29 |
| Clark | 232 | 56 | 12 | 7 | 3 | 2 |
| Clearwater | 455 | 71 | 79 | 140 | 44 | 45 |
| Custer | 651 | 85 | 35 | 91 | 24 | 21 |
| Elmore | 2,348 | 240 | 90 | 260 | 72 | 77 |
| Franklin | 1,290 | 395 | 45 | 50 | 21 | 20 |
| Fremont | 2,096 | 316 | 36 | 41 | 18 | 15 |
| Gem | 2,188 | 365 | 40 | 118 | 39 | 20 |
| Gooding | 1,454 | 228 | 43 | 71 | 40 | 12 |
| Idaho | 2,577 | 503 | 83 | 194 | 49 | 57 |
| Jefferson | 2,619 | 308 | 84 | 89 | 21 | 18 |
| Jerome | 2,031 | 290 | 60 | 60 | 34 | 21 |
| Kootenai | 5,107 | 936 | 147 | 451 | 115 | 922 |
| Latah | 2,418 | 423 | 258 | 884 | 185 | 294 |
| Lemhi | 1,519 | 219 | 26 | 68 | 15 | 15 |
| Lewis | 362 | 46 | 45 | 84 | 26 | 18 |
| Lincoln | 591 | 103 | 19 | 38 | 9 | 4 |
| Madison | 3,342 | 413 | 35 | 71 | 12 | 22 |
| Minidoka | 2,372 | 283 | 105 | 152 | 74 | 35 |
| Nez Perce | 1,607 | 179 | 375 | 1,047 | 321 | 332 |
| Oneida | 343 | 64 | 36 | 48 | 11 | 11 |
| Owyhee | 1,294 | 166 | 29 | 62 | 14 | 18 |
| Payette | 2,193 | 298 | 81 | 178 | 51 | 55 |
| Power | 647 | 93 | 40 | 92 | 14 | 8 |
| Shoshone | 426 | 87 | 254 | 338 | 133 | 607 |
| Teton | 790 | 133 | 42 | 43 | 21 | 21 |
| Twin Falls | 5,741 | 677 | 136 | 363 | 140 | 46 |
| Valley | 1,604 | 356 | 21 | 64 | 17 | 14 |
| Washington | 2,015 | 248 | 42 | 111 | 33 | 23 |
| TOTAL | 111,658 | 16,332 | 4,666 | 14,638 | 2,900 | 4,769 |
| Plurality | 95,326 | 9,972 | ||||
| Percentage | 87.2% | 12.8% | 17.3% | 54.3% | 10.8% | 17.7% |