San Jacinto County, Texas
Precinct data
Results by precinct
11 precincts · 12,789 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -Precinct 2Precinct 2 | 420 | 2,119 | 18 | 2,557 | 16.4% | 82.9% | R+66.4 |
|---|---|---|---|---|---|---|---|
| Precinct -Precinct 1Precinct 1 | 356 | 1,733 | 18 | 2,107 | 16.9% | 82.2% | R+65.4 |
| Precinct -Precinct 7Precinct 7 | 326 | 1,344 | 9 | 1,679 | 19.4% | 80.0% | R+60.6 |
| Precinct -Precinct 6Precinct 6 | 303 | 1,247 | 14 | 1,564 | 19.4% | 79.7% | R+60.4 |
| Precinct -Precinct 5Precinct 5 | 221 | 1,200 | 6 | 1,427 | 15.5% | 84.1% | R+68.6 |
| Precinct -Precinct 8Precinct 8 | 181 | 749 | 8 | 938 | 19.3% | 79.9% | R+60.6 |
| Precinct -Precinct 3Precinct 3 | 105 | 578 | 3 | 686 | 15.3% | 84.3% | R+69.0 |
| Precinct -Precinct 10Precinct 10 | 76 | 398 | 5 | 479 | 15.9% | 83.1% | R+67.2 |
| Precinct -Precinct 11Precinct 11 | 72 | 395 | 2 | 469 | 15.4% | 84.2% | R+68.9 |
| Precinct -Precinct 4Precinct 4 | 76 | 379 | 5 | 460 | 16.5% | 82.4% | R+65.9 |
| Precinct -Precinct 9Precinct 9 | 39 | 382 | 2 | 423 | 9.2% | 90.3% | R+81.1 |
Presidential margin, 1904–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1904 | −7.0% |
| 1908 | +10.7% |
| 1912 | +31.2% |
| 1916 | +26.8% |
| 1920 | +45.3% |
| 1924 | +68.7% |
| 1928 | +25.9% |
| 1932 | +95.8% |
| 1936 | +78.8% |
| 1940 | +73.0% |
| 1944 | +65.1% |
| 1948 | +52.1% |
| 1952 | +35.6% |
| 1956 | +14.3% |
| 1960 | +42.5% |
| 1964 | +66.0% |
| 1968 | +37.0% |
| 1972 | −11.9% |
| 1976 | +37.2% |
| 1980 | +15.5% |
| 1984 | −12.5% |
| 1988 | +4.9% |
| 1992 | +5.0% |
| 1996 | −1.6% |
| 2000 | −21.7% |
| 2004 | −33.3% |
| 2008 | −38.3% |
| 2012 | −48.8% |
| 2016 | −58.2% |
| 2020 | −61.9% |
| 2024 | −65.3% |
U.S. Senate
Registered voters
Total registered voters, over time
| Year | Total registered |
|---|---|
| 2016 | 17,535 |
| 2018 | 17,942 |
| 2020 | 18,969 |
| 2022 | 19,809 |
| 2024 | 20,406 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+227 net domestic migration · 2025
Net +4,898 over 2011–2025 · gain loss
Arrivals reported $61,707 in average income, against $68,646 for residents who stayed — 10% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+29.3 on average — 36 points more Democratic-leaning than San Jacinto County, TX itself (R+65.3).
Where arrivals came from lean of each source
- Harris County, TX294D+5.5
- Montgomery County, TX251R+45.5
- Liberty County, TX98R+61.6
- Polk County, TX78R+58.9
- Walker County, TX69R+39.9
- Galveston County, TX21R+27.4
Where departures went households, 2022–23
- Montgomery County, TX198
- Harris County, TX161
- Polk County, TX83
- Liberty County, TX76
- Walker County, TX58
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 | +343 |
| 2012 | +187 |
| 2013 | −173 |
| 2014 | +319 |
| 2015 | +343 |
| 2016 | +430 |
| 2017 | +529 |
| 2018 | +493 |
| 2019 | +169 |
| 2021 | +484 |
| 2022 | +666 |
| 2023 | +726 |
| 2024 | +155 |
| 2025 | +227 |
San Jacinto County, a heavily forested area northeast of Houston, recorded an R+65.3 presidential margin in 2024—among the widest in the state—reflecting the heavily Republican realignment that has reshaped small, rural Texas counties over the past two decades.
Across the recorded series it reached a Democratic high of 95.8 points in 1932 and a Republican high of 65.3 points in 2024. Between 2020 and 2024 the county moved 3.4 points toward the Republican candidate; the 2024 margin was 65.3 points.
A population of 28,441, a 69% non-Hispanic-white share, and a median household income of $65,364 describe the county. The county's voting pattern over the last decade is most similar to that of Polk County and Union 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 →
San Jacinto County, Texas. Akashic. https://akashic.app/county/48407/. Accessed May 20, 2026. License: CC BY 4.0.