Texas 21st State House District
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | −32.2% |
| 2008 | −45.8% |
| 2012 | −51.6% |
| 2016 | −56.0% |
| 2020 | −55.1% |
| 2024 | −58.2% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| R | 20.5%Harris17,215 | 78.7%Trump66,179 | 0.8% | R+58.2 | R+3.2 | R+56.8 | 84,088 | |
| R | 22.0%Biden18,543 | 77.0%Trump65,058 | 1.0% | R+55.1 | D+0.9 | R+59.5 | 84,464 | |
| R | 20.6%Clinton15,465 | 76.6%Trump57,493 | 2.8% | R+56.0 | R+4.4 | R+58.1 | 75,070 | |
| R | 23.6%Obama16,985 | 75.1%Romney54,116 | 1.3% | R+51.6 | R+5.7 | R+55.4 | 72,025 | |
| R | 26.7%Obama18,664 | 72.6%McCain50,651 | 0.7% | R+45.8 | R+13.6 | R+53.1 | 69,793 | |
| R | 33.7%Kerry24,670 | 65.9%Bush48,248 | 0.4% | R+32.2 | — | R+29.7 | 73,216 |
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
The district recorded a Republican presidential margin of R+58.2 in 2024, compared with R+45.8 in 2008. About 312,000 residents lived here, with White alone at 54.4% in the 2024 ACS 5-year.
Across the recorded series it reached a Republican high of 58.2 points in 2024. Between 2020 and 2024 the district moved 3.2 points toward the Republican candidate; the 2024 margin was 58.2 points.
A population of 187,992, a 71% non-Hispanic-white share, and a median household income of $73,917 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 35 and State House District 68.
The state-house 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 21st State House District. Akashic. https://akashic.app/sld-lower/48021/. Accessed May 20, 2026. License: CC BY 4.0.