| Cong. Dist. | Total Registered |
|---|---|
| 1 | 427,244 |
| 2 | 388,242 |
| Total | 815,486 |
| Leg. Dist. | Total Registered |
|---|---|
| 01 | 27,421 |
| 02 | 28,060 |
| 03 | 24,002 |
| 04 | 25,444 |
| 05 | 26,779 |
| 06 | 22,891 |
| 07 | 23,603 |
| 08 | 27,688 |
| 09 | 22,108 |
| 10 | 17,432 |
| 11 | 23,540 |
| 12 | 19,798 |
| 13 | 21,375 |
| 14 | 34,077 |
| 15 | 22,983 |
| 16 | 24,540 |
| 17 | 21,517 |
| 18 | 27,763 |
| 19 | 30,101 |
| 20 | 25,077 |
| 21 | 27,667 |
| 22 | 21,219 |
| 23 | 17,635 |
| 24 | 19,774 |
| 25 | 19,990 |
| 26 | 21,579 |
| 27 | 16,927 |
| 28 | 23,090 |
| 29 | 20,467 |
| 30 | 24,005 |
| 31 | 19,244 |
| 32 | 24,341 |
| 33 | 19,313 |
| 34 | 22,371 |
| 35 | 21,665 |
| Total | 815,486 |
| County | Total Registered |
|---|---|
| Ada | 234,944 |
| Adams | 2,521 |
| Bannock | 40,275 |
| Bear Lake | 3,307 |
| Benewah | 5,038 |
| Bingham | 19,244 |
| Blaine | 12,679 |
| Boise | 4,560 |
| Bonner | 24,682 |
| Bonneville | 50,445 |
| Boundary | 6,094 |
| Butte | 1,478 |
| Camas | 682 |
| Canyon | 85,957 |
| Caribou | 3,651 |
| Cassia | 9,262 |
| Clark | 386 |
| Clearwater | 4,353 |
| Custer | 2,798 |
| Elmore | 10,019 |
| Franklin | 6,087 |
| Fremont | 6,654 |
| Gem | 9,341 |
| Gooding | 6,113 |
| Idaho | 9,568 |
| Jefferson | 13,147 |
| Jerome | 7,924 |
| Kootenai | 77,506 |
| Latah | 21,741 |
| Lemhi | 4,749 |
| Lewis | 1,995 |
| Lincoln | 2,105 |
| Madison | 18,110 |
| Minidoka | 7,665 |
| Nez Perce | 20,896 |
| Oneida | 2,457 |
| Owyhee | 4,835 |
| Payette | 10,662 |
| Power | 3,282 |
| Shoshone | 6,327 |
| Teton | 5,973 |
| Twin Falls | 34,621 |
| Valley | 6,240 |
| Washington | 5,113 |
| Total | 815,486 |