Blaine County, Idaho
Precinct data
Results by precinct
15 precincts · 13,089 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -004004 | 866 | 275 | 42 | 1,183 | 73.2% | 23.2% | D+50.0 |
|---|---|---|---|---|---|---|---|
| Precinct -013013 | 639 | 483 | 38 | 1,160 | 55.1% | 41.6% | D+13.4 |
| Precinct -002002 | 707 | 397 | 26 | 1,130 | 62.6% | 35.1% | D+27.4 |
| Precinct -003003 | 769 | 286 | 30 | 1,085 | 70.9% | 26.4% | D+44.5 |
| Precinct -001001 | 741 | 284 | 18 | 1,043 | 71.0% | 27.2% | D+43.8 |
| Precinct -005005 | 708 | 308 | 24 | 1,040 | 68.1% | 29.6% | D+38.5 |
| Precinct -008008 | 722 | 211 | 30 | 963 | 75.0% | 21.9% | D+53.1 |
| Precinct -007007 | 716 | 197 | 32 | 945 | 75.8% | 20.8% | D+54.9 |
| Precinct -011011 | 583 | 320 | 33 | 936 | 62.3% | 34.2% | D+28.1 |
| Precinct -009009 | 662 | 147 | 27 | 836 | 79.2% | 17.6% | D+61.6 |
| Precinct -010010 | 438 | 238 | 23 | 699 | 62.7% | 34.0% | D+28.6 |
| Precinct -006006 | 358 | 225 | 21 | 604 | 59.3% | 37.3% | D+22.0 |
| Precinct -014014 | 91 | 427 | 12 | 530 | 17.2% | 80.6% | R+63.4 |
| Precinct -015015 | 188 | 315 | 12 | 515 | 36.5% | 61.2% | R+24.7 |
| Precinct -012012 | 236 | 168 | 16 | 420 | 56.2% | 40.0% | D+16.2 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −32.7% |
| 1896 | +90.6% |
| 1900 | +35.2% |
| 1904 | −20.7% |
| 1908 | +2.0% |
| 1912 | +0.3% |
| 1916 | +18.4% |
| 1920 | −35.1% |
| 1924 | −10.7% |
| 1928 | −4.2% |
| 1932 | +23.9% |
| 1936 | +29.7% |
| 1940 | +16.2% |
| 1944 | +8.5% |
| 1948 | +11.0% |
| 1952 | −21.8% |
| 1956 | −17.2% |
| 1960 | +1.5% |
| 1964 | +5.4% |
| 1968 | −21.0% |
| 1972 | −25.2% |
| 1976 | −14.8% |
| 1980 | −15.8% |
| 1984 | −28.8% |
| 1988 | −11.0% |
| 1992 | +7.8% |
| 1996 | +10.2% |
| 2000 | +2.8% |
| 2004 | +19.3% |
| 2008 | +33.2% |
| 2012 | +20.1% |
| 2016 | +28.7% |
| 2020 | +36.8% |
| 2024 | +31.7% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | D | 62.0%12,012 | 32.2%6,242 | 19,378 |
| 2020 | D | 65.7%8,739 | 31.8%4,226 | 13,307 |
Registered voters
By party of registration, over time
Registration leans Democratic; the presidential vote runs 31 points more Republican.
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2018 | 13,328 | 3,010 | 3,339 | 6,844 | 135 |
| 2020 | 15,400 | 4,363 | 3,649 | 7,238 | 150 |
| 2022 | 15,420 | 4,354 | 4,555 | 6,346 | 165 |
| 2024 | 15,865 | 4,768 | 4,631 | 6,300 | 166 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−314 net domestic migration · 2025
Net −442 over 2011–2025 · gain loss
Arrivals reported $170,247 in average income, against $234,180 for residents who stayed — 27% lower. (IRS SOI, 2022–23)
The places arrivals came from lean D+3.2 on average — 28 points more Republican-leaning than Blaine County, ID itself (D+31.7).
Where arrivals came from lean of each source
- Ada County, ID61R+10.3
- King County, WA37D+51.3
- Twin Falls County, ID31R+48.8
- Los Angeles County, CA22D+32.9
Where departures went households, 2022–23
- Ada County, ID113
- Twin Falls County, ID54
- Lincoln County, ID28
- King County, WA24
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 | −397 |
| 2012 | −142 |
| 2013 | +6 |
| 2014 | −10 |
| 2015 | −34 |
| 2016 | +89 |
| 2017 | +128 |
| 2018 | +173 |
| 2019 | +45 |
| 2021 | +364 |
| 2022 | −24 |
| 2023 | −181 |
| 2024 | −145 |
| 2025 | −314 |
Blaine County votes Democratic by margins rare in deeply red Idaho, a pattern driven by the affluent, educated transplants and seasonal workers who cluster around the Sun Valley ski resort corridor.
Across the recorded series it reached a Democratic high of 90.6 points in 1896 and a Republican high of 35.1 points in 1920. Between 2020 and 2024 the county moved 5.1 points toward the Republican candidate; the 2024 margin was 31.7 points.
A population of 24,951, a 72% non-Hispanic-white share, and a median household income of $92,566 describe the county. The county's voting pattern over the last decade is most similar to that of Hood River County and Summit 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 →
Blaine County, Idaho. Akashic. https://akashic.app/county/16013/. Accessed May 20, 2026. License: CC BY 4.0.