| Counties | Number Ballots Cast | Absentee Ballots Cast | % Absentee of Total Ballots Cast |
|---|---|---|---|
| Ada | 96,055 | 96,055 | 100.0% |
| Adams | 1,194 | 1,194 | 100.0% |
| Bannock | 12,172 | 12,172 | 100.0% |
| Bear Lake | 1,481 | 1,481 | 100.0% |
| Benewah | 2,781 | 2,781 | 100.0% |
| Bingham | 8,192 | 8,192 | 100.0% |
| Blaine | 3,985 | 3,985 | 100.0% |
| Boise | 2,368 | 2,368 | 100.0% |
| Bonner | 10,803 | 10,803 | 100.0% |
| Bonneville | 19,540 | 19,540 | 100.0% |
| Boundary | 3,043 | 3,043 | 100.0% |
| Butte | 822 | 822 | 100.0% |
| Camas | 334 | 334 | 100.0% |
| Canyon | 32,017 | 32,017 | 100.0% |
| Caribou | 2,027 | 2,027 | 100.0% |
| Cassia | 3,512 | 3,512 | 100.0% |
| Clark | 178 | 178 | 100.0% |
| Clearwater | 2,283 | 2,283 | 100.0% |
| Custer | 1,646 | 1,646 | 100.0% |
| Elmore | 5,218 | 5,218 | 100.0% |
| Franklin | 3,271 | 3,271 | 100.0% |
| Fremont | 3,561 | 3,561 | 100.0% |
| Gem | 4,560 | 4,560 | 100.0% |
| Gooding | 2,865 | 2,865 | 100.0% |
| Idaho | 6,353 | 6,353 | 100.0% |
| Jefferson | 6,184 | 6,184 | 100.0% |
| Jerome | 3,094 | 3,094 | 100.0% |
| Kootenai | 32,800 | 32,800 | 100.0% |
| Latah | 7,267 | 7,267 | 100.0% |
| Lemhi | 2,891 | 2,891 | 100.0% |
| Lewis | 878 | 878 | 100.0% |
| Lincoln | 1,093 | 1,093 | 100.0% |
| Madison | 5,712 | 5,712 | 100.0% |
| Minidoka | 2,826 | 2,826 | 100.0% |
| Nez Perce | 7,732 | 7,732 | 100.0% |
| Oneida | 1,349 | 1,349 | 100.0% |
| Owyhee | 2,233 | 2,233 | 100.0% |
| Payette | 4,596 | 4,596 | 100.0% |
| Power | 1,676 | 1,676 | 100.0% |
| Shoshone | 2,137 | 2,137 | 100.0% |
| Teton | 2,584 | 2,584 | 100.0% |
| Twin Falls | 13,097 | 13,097 | 100.0% |
| Valley | 3,611 | 3,611 | 100.0% |
| Washington | 3,016 | 3,016 | 100.0% |
| TOTAL | 335,037 | 335,037 | 100.0% |