Texas 18th State Senate District
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | −33.2% |
| 2008 | −24.0% |
| 2012 | −29.4% |
| 2016 | −23.2% |
| 2020 | −19.3% |
| 2024 | −27.3% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| R | 35.3%Harris148,731 | 62.6%Trump263,741 | 2.1% | R+27.3 | R+8.0 | R+25.8 | 421,167 | |
| R | 39.9%Biden158,129 | 59.2%Trump234,464 | 0.9% | R+19.3 | D+3.9 | R+23.7 | 395,989 | |
| R | 36.7%Clinton110,433 | 59.9%Trump180,296 | 3.4% | R+23.2 | D+6.2 | R+25.3 | 301,103 | |
| R | 34.7%Obama88,652 | 64.1%Romney163,730 | 1.1% | R+29.4 | R+5.4 | R+33.3 | 255,313 | |
| R | 37.5%Obama96,773 | 61.5%McCain158,553 | 0.9% | R+24.0 | D+9.3 | R+31.2 | 257,738 | |
| R | 33.1%Kerry74,587 | 66.4%Bush149,463 | 0.5% | R+33.2 | — | R+30.8 | 225,242 |
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of R+65.3 across a population of nearly 950,000, this West Texas district ranks among the most reliably one-sided state senate seats in the country, leaving general-election competition largely absent.
Across the recorded series it reached a Republican high of 33.2 points in 2004. Between 2020 and 2024 the district moved 8.0 points toward the Republican candidate; the 2024 margin was 27.3 points.
A population of 945,180, a 40% non-Hispanic-white share, and a median household income of $86,737 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 17 and State Senate District 2.
The state-senate districts 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.
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 →
Texas 18th State Senate District. Akashic. https://akashic.app/sld-upper/48018/. Accessed May 20, 2026. License: CC BY 4.0.