Lemhi County, Idaho
Precinct data
Results by precinct
9 precincts · 4,874 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -003003 | 400 | 1,085 | 43 | 1,528 | 26.2% | 71.0% | R+44.8 |
|---|---|---|---|---|---|---|---|
| Precinct -001001 | 280 | 873 | 29 | 1,182 | 23.7% | 73.9% | R+50.2 |
| Precinct -002002 | 194 | 817 | 26 | 1,037 | 18.7% | 78.8% | R+60.1 |
| Precinct -004004 | 63 | 228 | 8 | 299 | 21.1% | 76.3% | R+55.2 |
| Precinct -008008 | 32 | 238 | 4 | 274 | 11.7% | 86.9% | R+75.2 |
| Precinct -006006 | 37 | 196 | 5 | 238 | 15.5% | 82.4% | R+66.8 |
| Precinct -009009 | 16 | 174 | 0 | 190 | 8.4% | 91.6% | R+83.2 |
| Precinct -007007 | 4 | 67 | 3 | 74 | 5.4% | 90.5% | R+85.1 |
| Precinct -005005 | 12 | 38 | 2 | 52 | 23.1% | 73.1% | R+50.0 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −57.4% |
| 1896 | +68.0% |
| 1900 | +25.4% |
| 1904 | −15.7% |
| 1908 | −1.9% |
| 1912 | +12.1% |
| 1916 | +18.9% |
| 1920 | −29.6% |
| 1924 | −30.5% |
| 1928 | −15.1% |
| 1932 | +24.9% |
| 1936 | +26.4% |
| 1940 | +8.2% |
| 1944 | −2.9% |
| 1948 | −8.9% |
| 1952 | −42.4% |
| 1956 | −26.7% |
| 1960 | −2.7% |
| 1964 | −16.7% |
| 1968 | −36.3% |
| 1972 | −44.0% |
| 1976 | −17.6% |
| 1980 | −50.1% |
| 1984 | −52.8% |
| 1988 | −34.0% |
| 1992 | −14.2% |
| 1996 | −34.1% |
| 2000 | −60.4% |
| 2004 | −53.4% |
| 2008 | −45.7% |
| 2012 | −50.3% |
| 2016 | −55.6% |
| 2020 | −54.0% |
| 2024 | −54.9% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 18.4%1,348 | 73.6%5,380 | 7,308 |
| 2020 | R | 21.7%1,020 | 74.4%3,497 | 4,702 |
Registered voters
By party of registration, over time
Registration leans Republican; the presidential vote runs 14 points more Republican.
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2018 | 4,873 | 375 | 3,254 | 1,206 | 38 |
| 2020 | 5,747 | 489 | 3,975 | 1,233 | 50 |
| 2022 | 5,523 | 412 | 4,062 | 998 | 51 |
| 2024 | 5,943 | 413 | 4,513 | 962 | 55 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+119 net domestic migration · 2025
Net +1,131 over 2011–2025 · gain loss
Arrivals reported $83,322 in average income, against $65,283 for residents who stayed — 28% higher. (IRS SOI, 2022–23)
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | +39 |
| 2012 | −196 |
| 2013 | −20 |
| 2014 | +46 |
| 2015 | +54 |
| 2016 | −1 |
| 2017 | +148 |
| 2018 | +120 |
| 2019 | +124 |
| 2021 | +283 |
| 2022 | +199 |
| 2023 | +217 |
| 2024 | −1 |
| 2025 | +119 |
Lemhi County stretches across rugged central Idaho terrain with a population under 8,000, and its 2024 presidential margin of R+55 reflects the lopsided partisan patterns typical of sparsely settled mountain-West counties.
Across the recorded series it reached a Democratic high of 68.0 points in 1896 and a Republican high of 60.4 points in 2000. Between 2020 and 2024 the county moved 0.9 points toward the Republican candidate; the 2024 margin was 54.9 points.
A population of 8,249, a 92% non-Hispanic-white share, and a median household income of $53,202 describe the county. The county's voting pattern over the last decade is most similar to that of Johnson County and Decatur County.
The counties 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.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
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 →
Lemhi County, Idaho. Akashic. https://akashic.app/county/16059/. Accessed May 20, 2026. License: CC BY 4.0.