- Lead
- 36,414
- Total
- 68,436
- vs nation
- D+54.7
Texas 51st State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 48,600
- Total
- 73,360
- vs nation
- D+61.8
- Lead
- 34,801
- Total
- 52,977
- vs nation
- D+63.6
- Lead
- 23,872
- Total
- 42,642
- vs nation
- D+52.1
- Lead
- 26,764
- Total
- 45,246
- vs nation
- D+51.9
- Lead
- 18,745
- Total
- 39,103
- vs nation
- D+50.4
- Lead
- 8,755
- Total
- 31,740
- vs nation
- D+27.1
- Lead
- 12,083
- Total
- 27,620
- vs nation
- D+35.2
Key facts
- 2024 presidential margin
- D+53.2MIT Election Lab
- Population
- 203,5082024 5-year
- Population density
- 1,185 / sq mi2024 5-year · TIGER/Line
- Land area
- 172 sq miTIGER/Line
- Median household income
- $82,1262024 5-year
- White (non-Hispanic)
- 30.5%2024 5-year
- Black
- 7.7%2024 5-year
- Hispanic / Latino
- 55.2%2024 5-year
- Peak Democratic margin
- D+91.9 in 1936MIT Election Lab
- Most similar
- State House District 46, TX · twin score 95.1
presidential history
Party record book
Texas 51st State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1936
95.1%
1,755 votes · D+91.9 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · 94.4%
Republican
Ronald Reagan1984
38.1%
8,456 votes · D+23.3 · modeled estimate
Runner-up · Richard Nixon, 1972 · 37.8%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
60,065votes
81.9% of the vote · D+66.2 · modeled estimate
Runner-up · Kamala Harris, 2024 · 51,740 votes
Republican
Donald Trump2024
15,326votes
22.4% of the vote · D+53.2 · modeled estimate
Runner-up · Donald Trump, 2020 · 11,465 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
John W. Davis1924
+105.0pts D vs U.S.
Place D+79.8 · U.S. R+25.2 · modeled estimate
Runner-up · Alton B. Parker, 1904 · +92.5 pts
Republican
George W. Bush2000
−27.1pts R vs U.S.
Place D+27.6 · U.S. D+0.5 · modeled estimate
Runner-up · George H. W. Bush, 1992 · −35.2 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2018 | D | 73.1%52,077 | 26.9%19,155 | 71,232 |
Texas 51st State House District sits in the Gulf South and Southern Plains. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 91.9 points in 1936. Between 2020 and 2024 the district moved 13.0 points toward the Republican candidate; the 2024 margin was 53.2 points.
A population of 203,508, a 31% non-Hispanic-white share, and a median household income of $82,126 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 46 and State House District 4.
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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Texas 51st State House District. Akashic. https://akashic.app/sld-lower/48051/. Accessed May 20, 2026. License: CC BY 4.0.