Sierra County, California
Precinct data
Results by precinct
19 precincts · 1,754 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -108108 | 64 | 119 | 6 | 189 | 33.9% | 63.0% | R+29.1 |
|---|---|---|---|---|---|---|---|
| Precinct -105105 | 90 | 93 | 4 | 187 | 48.1% | 49.7% | R+1.6 |
| Precinct -101101 | 64 | 112 | 7 | 183 | 35.0% | 61.2% | R+26.2 |
| Precinct -118118 | 48 | 125 | 2 | 175 | 27.4% | 71.4% | R+44.0 |
| Precinct -110110 | 78 | 74 | 2 | 154 | 50.6% | 48.1% | D+2.6 |
| Precinct -112112 | 35 | 83 | 3 | 121 | 28.9% | 68.6% | R+39.7 |
| Precinct -117117 | 29 | 85 | 6 | 120 | 24.2% | 70.8% | R+46.7 |
| Precinct -104104 | 47 | 39 | 5 | 91 | 51.6% | 42.9% | D+8.8 |
| Precinct -115115 | 27 | 57 | 2 | 86 | 31.4% | 66.3% | R+34.9 |
| Precinct -114114 | 21 | 55 | 1 | 77 | 27.3% | 71.4% | R+44.2 |
| Precinct -106106 | 43 | 26 | 2 | 71 | 60.6% | 36.6% | D+23.9 |
| Precinct -113113 | 13 | 45 | 1 | 59 | 22.0% | 76.3% | R+54.2 |
| Precinct -111111 | 12 | 37 | 1 | 50 | 24.0% | 74.0% | R+50.0 |
| Precinct -116116 | 12 | 38 | 0 | 50 | 24.0% | 76.0% | R+52.0 |
| Precinct -102102 | 21 | 19 | 1 | 41 | 51.2% | 46.3% | D+4.9 |
| Precinct -107107 | 13 | 20 | 2 | 35 | 37.1% | 57.1% | R+20.0 |
| Precinct -103103 | 13 | 18 | 1 | 32 | 40.6% | 56.3% | R+15.6 |
| Precinct -109109 | 9 | 20 | 1 | 30 | 30.0% | 66.7% | R+36.7 |
| Precinct -119119 | 2 | 1 | 0 | 3 | 66.7% | 33.3% | D+33.3 |
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | −28.6% |
| 1880 | −27.9% |
| 1884 | −31.2% |
| 1888 | −18.6% |
| 1892 | −18.8% |
| 1896 | −14.4% |
| 1900 | −23.1% |
| 1904 | −34.1% |
| 1908 | −17.5% |
| 1912 | +44.5% |
| 1916 | +23.0% |
| 1920 | −49.6% |
| 1924 | −28.6% |
| 1928 | −4.2% |
| 1932 | +43.9% |
| 1936 | +53.9% |
| 1940 | +34.6% |
| 1944 | +19.7% |
| 1948 | +9.1% |
| 1952 | −6.7% |
| 1956 | −1.4% |
| 1960 | +5.8% |
| 1964 | +33.4% |
| 1968 | +0.9% |
| 1972 | +2.2% |
| 1976 | +10.2% |
| 1980 | −11.9% |
| 1984 | −15.7% |
| 1988 | −4.1% |
| 1992 | −2.0% |
| 1996 | −17.8% |
| 2000 | −34.2% |
| 2004 | −31.0% |
| 2008 | −20.8% |
| 2012 | −22.4% |
| 2016 | −24.1% |
| 2020 | −21.2% |
| 2024 | −24.2% |
U.S. Senate
Registered voters
By party of registration, over time
Registration leans Republican; the presidential vote runs 4.2 points more Democratic.
2,193 registered voters · 2024 · down from 2,229 in 2022
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+4 net domestic migration · 2025
Net −130 over 2011–2025 · gain loss
Arrivals reported $108,190 in average income, against $73,740 for residents who stayed — 47% higher. (IRS SOI, 2022–23)
The places arrivals came from lean D+12.2 on average — 36 points more Democratic-leaning than Sierra County, CA itself (R+24.2).
Where arrivals came from lean of each source
- Nevada County, CA24D+12.2
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 | −104 |
| 2012 | −24 |
| 2013 | −20 |
| 2014 | −32 |
| 2015 | +27 |
| 2016 | −31 |
| 2017 | +50 |
| 2018 | −8 |
| 2019 | +20 |
| 2021 | +87 |
| 2022 | −64 |
| 2023 | −12 |
| 2024 | −23 |
| 2025 | +4 |
Sierra County's roughly 3,500 residents — many tied to ranching, timber, and recreation in the northern Sierra Nevada — have backed Republican presidential candidates by double-digit margins for decades, making it a consistent outlier within a heavily Democratic state.
Across the recorded series it reached a Democratic high of 53.9 points in 1936 and a Republican high of 49.6 points in 1920. Between 2020 and 2024 the county moved 3.1 points toward the Republican candidate; the 2024 margin was 24.2 points.
A population of 2,746, a 86% non-Hispanic-white share, and a median household income of $63,355 describe the county. The county's voting pattern over the last decade is most similar to that of Curry County and Dolores 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 →
Sierra County, California. Akashic. https://akashic.app/county/06091/. Accessed May 20, 2026. License: CC BY 4.0.