| Dem. | Rep. | Rep. | Rep. | |
|---|---|---|---|---|
| Counties | J.D. Williams | Ralph J. Gines | Ron Pollock | Lynn S. Tominaga |
| Ada | 7,581 | 10,449 | 7,908 | 8,121 |
| Adams | 222 | 167 | 187 | 185 |
| Bannock | 6,968 | 1,408 | 747 | 733 |
| Bear Lake | 359 | 498 | 419 | 386 |
| Benewah | 402 | 95 | 158 | 109 |
| Bingham | 1,697 | 1,352 | 741 | 1,733 |
| Blaine | 636 | 162 | 181 | 245 |
| Boise | 193 | 315 | 321 | 384 |
| Bonner | 2,300 | 427 | 645 | 524 |
| Bonneville | 1,970 | 4,143 | 2,505 | 1,790 |
| Boundary | 874 | 90 | 186 | 131 |
| Butte | 165 | 132 | 106 | 121 |
| Camas | 22 | 96 | 69 | 123 |
| Canyon | 2,577 | 3,395 | 4,375 | 1,983 |
| Caribou | 527 | 247 | 170 | 213 |
| Cassia | 416 | 429 | 279 | 1,798 |
| Clark | 71 | 60 | 31 | 21 |
| Clearwater | 534 | 82 | 216 | 135 |
| Custer | 204 | 112 | 96 | 116 |
| Elmore | 703 | 343 | 418 | 504 |
| Franklin | 206 | 754 | 554 | 303 |
| Fremont | 348 | 952 | 514 | 452 |
| Gem | 650 | 530 | 465 | 480 |
| Gooding | 442 | 511 | 279 | 754 |
| Idaho | 1,177 | 425 | 407 | 363 |
| Jefferson | 518 | 1,086 | 623 | 416 |
| Jerome | 479 | 417 | 180 | 1,117 |
| Kootenai | 3,160 | 1,522 | 1,740 | 1,163 |
| Latah | 2,940 | 753 | 1,229 | 886 |
| Lemhi | 254 | 461 | 260 | 279 |
| Lewis | 362 | 49 | 68 | 69 |
| Lincoln | 279 | 144 | 98 | 314 |
| Madison | 546 | 1,493 | 726 | 441 |
| Minidoka | 518 | 372 | 199 | 1,688 |
| Nez Perce | 2,360 | 441 | 742 | 475 |
| Oneida | 198 | 245 | 149 | 114 |
| Owyhee | 234 | 324 | 365 | 340 |
| Payette | 534 | 398 | 656 | 353 |
| Power | 454 | 156 | 101 | 133 |
| Shoshone | 2,470 | 101 | 153 | 139 |
| Teton | 200 | 136 | 124 | 99 |
| Twin Falls | 1,444 | 1,964 | 880 | 2,707 |
| Valley | 319 | 387 | 291 | 357 |
| Washington | 347 | 417 | 631 | 436 |
| Total | 48,860 | 38,040 | 31,192 | 33,233 |
| Plurality | 4,807 | |||
| Percentage | 37.1 | 30.4 | 32.4 |