Trinity County, California
Precinct data
Results by precinct
9 precincts · 5,645 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -0101 | 831 | 940 | 67 | 1,838 | 45.2% | 51.1% | R+5.9 |
|---|---|---|---|---|---|---|---|
| Precinct -1010 | 514 | 624 | 47 | 1,185 | 43.4% | 52.7% | R+9.3 |
| Precinct -0707 | 351 | 480 | 43 | 874 | 40.2% | 54.9% | R+14.8 |
| Precinct -0606 | 232 | 362 | 26 | 620 | 37.4% | 58.4% | R+21.0 |
| Precinct -0909 | 230 | 323 | 14 | 567 | 40.6% | 57.0% | R+16.4 |
| Precinct -0808 | 203 | 134 | 14 | 351 | 57.8% | 38.2% | D+19.7 |
| Precinct -0202 | 59 | 87 | 5 | 151 | 39.1% | 57.6% | R+18.5 |
| Precinct -0404 | 27 | 21 | 1 | 49 | 55.1% | 42.9% | D+12.2 |
| Precinct -0303 | 2 | 8 | 0 | 10 | 20.0% | 80.0% | R+60.0 |
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | +2.5% |
| 1880 | −0.8% |
| 1884 | −2.0% |
| 1888 | +0.1% |
| 1892 | −3.9% |
| 1896 | +4.0% |
| 1900 | −5.7% |
| 1904 | −18.4% |
| 1908 | −7.0% |
| 1912 | +46.3% |
| 1916 | +19.7% |
| 1920 | −34.1% |
| 1924 | −19.8% |
| 1928 | −1.5% |
| 1932 | +51.9% |
| 1936 | +36.2% |
| 1940 | +29.0% |
| 1944 | +15.1% |
| 1948 | +3.6% |
| 1952 | −15.2% |
| 1956 | −1.4% |
| 1960 | +22.8% |
| 1964 | +26.8% |
| 1968 | +0.2% |
| 1972 | −6.7% |
| 1976 | +4.2% |
| 1980 | −23.7% |
| 1984 | −22.3% |
| 1988 | −12.5% |
| 1992 | +1.3% |
| 1996 | −5.5% |
| 2000 | −24.3% |
| 2004 | −11.9% |
| 2008 | +4.6% |
| 2012 | −0.7% |
| 2016 | −10.3% |
| 2020 | −5.3% |
| 2024 | −9.4% |
U.S. Senate
Registered voters
By party of registration, over time
Registration and the presidential vote track closely here — within 0.8 points.
7,326 registered voters · 2024 · up from 7,283 in 2022
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+97 net domestic migration · 2025
Net −1,030 over 2011–2025 · gain loss
Arrivals reported $56,578 in average income, against $70,336 for residents who stayed — 20% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+5.6 on average — 3.7 points more Democratic-leaning than Trinity County, CA itself (R+9.4).
Where arrivals came from lean of each source
- Shasta County, CA42R+36.5
- Humboldt County, CA38D+28.4
Where departures went households, 2022–23
- Shasta County, CA69
- Humboldt County, CA37
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 | −20 |
| 2012 | −160 |
| 2013 | −21 |
| 2014 | −249 |
| 2015 | +21 |
| 2016 | −189 |
| 2017 | −67 |
| 2018 | −132 |
| 2019 | −239 |
| 2021 | +75 |
| 2022 | −192 |
| 2023 | −33 |
| 2024 | +79 |
| 2025 | +97 |
Trinity covers more than 3,200 square miles of Northern California timberland yet holds one of the state's smallest electorates, and its rural, resource-economy demographics have pushed presidential margins rightward by double digits over the past decade.
Across the recorded series it reached a Democratic high of 51.9 points in 1932 and a Republican high of 34.1 points in 1920. Between 2020 and 2024 the county moved 4.1 points toward the Republican candidate; the 2024 margin was 9.4 points.
A population of 15,860, a 77% non-Hispanic-white share, and a median household income of $53,002 describe the county. The county's voting pattern over the last decade is most similar to that of Huerfano County and Northumberland 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 →
Trinity County, California. Akashic. https://akashic.app/county/06105/. Accessed May 20, 2026. License: CC BY 4.0.