Idaho 2nd Congressional District
Akashic| Year | Margin (D minus R) |
|---|---|
| 2008 | −23.2% |
| 2012 | −32.0% |
| 2016 | −24.4% |
| 2020 | −22.9% |
| 2024 | −26.7% |
Federal officeholders only. State and local officeholders are planned for the next data pass.
U.S. House
Each result reflects the U.S. House district as it was drawn for that election; redistricting has redrawn these lines over time, so they can differ from the current 120th-Congress district shown on the map above.
| Year | District | Won | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | 2 | R | 31.0%126,229 | 61.4%250,119 | 407,462 |
| 2022 | 2 | R | 36.4%98,736 | 63.6%172,450 | 271,186 |
| 2020 | 2 | R | 31.7%124,151 | 64.1%250,669 | 391,333 |
| 2018 | 2 | R | 39.3%110,381 | 60.7%170,274 | 280,655 |
| 2016 | 2 | R | 29.4%95,940 | 62.9%205,292 | 326,237 |
| 2014 | 2 | R | 38.6%82,801 | 61.4%131,492 | 214,293 |
| 2012 | 2 | R | 34.8%110,847 | 65.1%207,412 | 318,494 |
| 2010 | 2 | R | 24.4%48,749 | 68.8%137,468 | 199,717 |
| 2008 | 2 | R | 28.9%83,878 | 70.9%205,777 | 290,267 |
| 2006 | 2 | R | 34.4%73,441 | 62.0%132,262 | 213,332 |
| 2004 | 2 | R | 29.3%80,133 | 70.7%193,704 | 273,837 |
| 2002 | 2 | R | 29.0%57,769 | 68.2%135,605 | 198,882 |
| 2000 | 2 | R | 25.9%58,265 | 70.7%158,912 | 224,719 |
| 1998 | 2 | R | 44.7%77,736 | 52.5%91,337 | 173,945 |
| 1996 | 2 | R | 29.5%67,625 | 68.8%157,646 | 229,248 |
| 1994 | 2 | R | 25.0%47,936 | 75.0%143,593 | 191,529 |
| 1992 | 2 | R | 35.4%81,450 | 60.8%139,783 | 229,957 |
| 1990 | 2 | D | 63.6%98,008 | 36.4%56,044 | 154,052 |
| 1988 | 2 | D | 63.4%127,956 | 33.8%68,226 | 201,885 |
| 1986 | 2 | D | 54.4%103,035 | 45.6%86,528 | 189,563 |
| 1984 | 2 | D | 50.0%101,266 | 50.0%101,133 | 202,399 |
| 1982 | 2 | R | 47.7%76,608 | 52.3%83,873 | 160,481 |
| 1980 | 2 | R | 41.2%81,364 | 58.8%116,196 | 197,560 |
| 1978 | 2 | R | 42.7%60,040 | 57.3%80,591 | 140,631 |
| 1976 | 2 | R | 49.4%82,237 | 50.6%84,175 | 166,412 |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 28.7%169,808 | 60.7%358,539 | 590,890 |
| 2020 | R | 33.2%285,864 | 62.6%538,446 | 859,827 |
| 2016 | R | 27.7%188,249 | 66.1%449,017 | 678,943 |
| 2014 | R | 34.7%151,574 | 65.3%285,596 | 437,170 |
| 2010 | R | 24.9%112,057 | 71.2%319,953 | 449,439 |
| 2008 | R | 34.1%219,903 | 57.7%371,744 | 644,777 |
| 2004 | R | 0.0%0 | 100.0%499,796 | 499,796 |
| 2002 | R | 32.5%132,975 | 65.2%266,215 | 408,544 |
| 1998 | R | 28.4%107,375 | 69.5%262,966 | 378,174 |
| 1996 | R | 39.9%198,422 | 57.0%283,532 | 497,233 |
| 1992 | R | 43.5%208,036 | 56.5%270,468 | 478,504 |
| 1990 | R | 38.7%122,295 | 61.3%193,641 | 315,936 |
| 1986 | R | 48.4%185,066 | 51.6%196,958 | 382,024 |
| 1984 | R | 26.0%105,591 | 72.2%293,193 | 406,168 |
| 1980 | R | 48.8%214,439 | 49.7%218,701 | 439,647 |
| 1978 | R | 31.6%89,635 | 68.4%194,412 | 284,047 |
Covering roughly the eastern two-thirds of Idaho, this sprawling rural district has delivered presidential margins exceeding R+25 in each of the last three cycles, anchored by agricultural communities and small cities with little urban counterweight.
Across the recorded series it reached a Republican high of 32.0 points in 2012. Between 2020 and 2024 the district moved 3.8 points toward the Republican candidate; the 2024 margin was 26.7 points.
A population of 919,577, a 81% non-Hispanic-white share, and a median household income of $75,805 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 1 and Congressional District 3.
The congressional districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Idaho 2nd Congressional District. Akashic. https://akashic.app/cd/1602/. Accessed May 20, 2026. License: CC BY 4.0.