| Voting Statistics | |||||
|---|---|---|---|---|---|
| Counties | Total Number of Registered Voters at Cutoff | Number Election Day Registrants | Total Number Registered Voters | Number Ballots Cast | % of Registered Voters That Voted |
| Ada | 204,112 | 1,544 | 205,656 | 33,644 | 16.36% |
| Adams | 2,547 | 44 | 2,591 | 1,303 | 50.29% |
| Bannock | 41,696 | 355 | 42,051 | 6,465 | 15.37% |
| Bear Lake | 3,259 | 96 | 3,355 | 1,757 | 52.37% |
| Benewah | 4,951 | 87 | 5,038 | 1,579 | 31.34% |
| Bingham | 18,927 | 342 | 19,269 | 6,858 | 35.59% |
| Blaine | 11,878 | 114 | 11,992 | 1,618 | 13.49% |
| Boise | 4,671 | 121 | 4,792 | 1,861 | 38.84% |
| Bonner | 22,694 | 156 | 22,850 | 6,865 | 30.04% |
| Bonneville | 44,927 | 515 | 45,442 | 10,407 | 22.90% |
| Boundary | 5,947 | 84 | 6,031 | 1,946 | 32.27% |
| Butte | 1,614 | 17 | 1,631 | 339 | 20.78% |
| Camas | 759 | 22 | 781 | 439 | 56.21% |
| Canyon | 79,253 | 1,059 | 80,312 | 20,591 | 25.64% |
| Caribou | 3,706 | 98 | 3,804 | 1,532 | 40.27% |
| Cassia | 9,520 | 273 | 9,793 | 4,600 | 46.97% |
| Clark | 435 | 13 | 448 | 315 | 70.31% |
| Clearwater | 4,511 | 42 | 4,553 | 1,218 | 26.75% |
| Custer | 2,841 | 71 | 2,912 | 1,102 | 37.84% |
| Elmore | 9,841 | 230 | 10,071 | 3,448 | 34.24% |
| Franklin | 5,802 | 253 | 6,055 | 2,926 | 48.32% |
| Fremont | 6,545 | 321 | 6,866 | 3,558 | 51.82% |
| Gem | 9,055 | 180 | 9,235 | 2,733 | 29.59% |
| Gooding | 6,189 | 36 | 6,225 | 1,398 | 22.46% |
| Idaho | 9,729 | 235 | 9,964 | 4,871 | 48.89% |
| Jefferson | 11,873 | 209 | 12,082 | 4,352 | 36.02% |
| Jerome | 8,499 | 88 | 8,587 | 2,210 | 25.74% |
| Kootenai | 69,803 | 555 | 70,358 | 14,811 | 21.05% |
| Latah | 20,030 | 134 | 20,164 | 5,080 | 25.19% |
| Lemhi | 4,973 | 28 | 5,001 | 1,812 | 36.23% |
| Lewis | 1,953 | 69 | 2,022 | 850 | 42.04% |
| Lincoln | 2,043 | 82 | 2,125 | 1,428 | 67.20% |
| Madison | 14,585 | 283 | 14,868 | 4,098 | 27.56% |
| Minidoka | 7,699 | 166 | 7,865 | 2,442 | 31.05% |
| Nez Perce | 21,242 | 98 | 21,340 | 3,807 | 17.84% |
| Oneida | 2,570 | 34 | 2,604 | 805 | 30.91% |
| Owyhee | 4,629 | 180 | 4,809 | 1,891 | 39.32% |
| Payette | 9,904 | 98 | 10,002 | 2,280 | 22.80% |
| Power | 3,237 | 20 | 3,257 | 587 | 18.02% |
| Shoshone | 6,420 | 165 | 6,585 | 2,468 | 37.48% |
| Teton | 5,338 | 114 | 5,452 | 1,724 | 31.62% |
| Twin Falls | 32,581 | 277 | 32,858 | 8,211 | 24.99% |
| Valley | 6,105 | 67 | 6,172 | 2,167 | 35.11% |
| Washington | 4,987 | 142 | 5,129 | 2,135 | 41.63% |
| TOTAL | 753,880 | 9,117 | 762,997 | 186,531 | 24.45% |