| United States Representative District 2 | ||
|---|---|---|
| REP | DEM | |
| Counties | Mike Simpson | Aaron Swisher |
| Ada | 38,619 | 55,821 |
| Bannock | 16,370 | 12,423 |
| Bear Lake | 1,844 | 291 |
| Bingham | 9,927 | 3,054 |
| Blaine | 3,670 | 6,764 |
| Bonneville | 25,370 | 9,446 |
| Butte | 836 | 175 |
| Camas | 392 | 133 |
| Caribou | 1,916 | 323 |
| Cassia | 5,067 | 1,027 |
| Clark | 217 | 32 |
| Custer | 1,609 | 453 |
| Elmore | 4,933 | 1,991 |
| Franklin | 3,396 | 399 |
| Fremont | 3,981 | 751 |
| Gooding | 3,414 | 958 |
| Jefferson | 7,379 | 1,183 |
| Jerome | 4,000 | 1,299 |
| Lemhi | 2,608 | 802 |
| Lincoln | 1,111 | 350 |
| Madison | 7,292 | 1,410 |
| Minidoka | 4,004 | 1,081 |
| Oneida | 1,292 | 199 |
| Power | 1,537 | 648 |
| Teton | 2,244 | 2,503 |
| Twin Falls | 17,246 | 6,865 |
| TOTAL | 170,274 | 110,381 |
| Plurality | 59,893 | |
| Percentage | 60.7% | 39.3% |