- Lead
- 22,509
- Total
- 41,123
- vs nation
- D+56.2
Texas 100th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 32,806
- Total
- 47,691
- vs nation
- D+64.3
- Lead
- 28,341
- Total
- 39,522
- vs nation
- D+69.6
- Lead
- 26,365
- Total
- 38,317
- vs nation
- D+65.0
- Lead
- 27,755
- Total
- 39,581
- vs nation
- D+62.8
- Lead
- 23,263
- Total
- 37,537
- vs nation
- D+64.4
- Lead
- 18,129
- Total
- 32,608
- vs nation
- D+55.1
- Lead
- 17,731
- Total
- 31,632
- vs nation
- D+47.5
Key facts
- 2024 presidential margin
- D+54.7MIT Election Lab
- Population
- 184,6912024 5-year
- Population density
- 3,762 / sq mi2024 5-year · TIGER/Line
- Land area
- 49.1 sq miTIGER/Line
- Median household income
- $55,8152024 5-year
- White (non-Hispanic)
- 11.1%2024 5-year
- Black
- 35.4%2024 5-year
- Hispanic / Latino
- 49.9%2024 5-year
- Peak Democratic margin
- D+94.9 in 1936MIT Election Lab
- Most similar
- State House District 110, TX · twin score 99.7
presidential history
Party record book
Texas 100th 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
96.5%
3,815 votes · D+94.9 · modeled estimate
Runner-up · Samuel J. Tilden, 1876 · 96.3%
Republican
Richard Nixon1972
34.4%
6,236 votes · D+29.8 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 30.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
39,919votes
83.7% of the vote · D+68.8 · modeled estimate
Runner-up · Barack Obama, 2008 · 33,552 votes
Republican
Donald Trump2024
9,052votes
22.0% of the vote · D+54.7 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 8,054 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
+113.5pts D vs U.S.
Place D+88.3 · U.S. R+25.2 · modeled estimate
Runner-up · Alton B. Parker, 1904 · +105.9 pts
Republican
George H. W. Bush1992
−32.9pts R vs U.S.
Place D+38.5 · U.S. D+5.6 · modeled estimate
Runner-up · Richard Nixon, 1968 · −38.8 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 | 68.4%32,423 | 31.6%14,974 | 47,397 |
District 100, centered in Dallas, recorded a 54.7-point Democratic presidential margin in 2024, making it an anchor of heavily Democratic urban representation in the Texas House.
Across the recorded series it reached a Democratic high of 94.9 points in 1936. Between 2020 and 2024 the district moved 14.1 points toward the Republican candidate; the 2024 margin was 54.7 points.
A population of 184,691, a 11% non-Hispanic-white share, and a median household income of $55,815 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 110 and State House District 141.
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 100th State House District. Akashic. https://akashic.app/sld-lower/48100/. Accessed May 20, 2026. License: CC BY 4.0.