Texas 143rd State House District, Texas: Tossup district. In 2024, voted D+6%. Democratic peak: D+76 in 1936.
Key facts
- 2024 presidential margin
- D+6MIT Election Lab
- Political archetype
- TossupAkashic typology
- Population
- 245,6312024 5-year
- Median household income
- $74,9832024 5-year
- White (non-Hispanic)
- 34.4%2024 5-year
- Black
- 19.0%2024 5-year
- Hispanic / Latino
- 44.0%2024 5-year
- Peak Democratic margin
- D+76 in 1936MIT Election Lab
- Peak Republican margin
- R+26 in 1972MIT Election Lab
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 41,060 | 36,690 | 79,070 | ||
| D | 46,615 | 35,570 | 83,323 | ||
| D | 35,939 | 27,717 | 66,613 | ||
| D | 29,803 | 29,754 | 60,342 | ||
| D | 30,003 | 29,033 | 59,473 | ||
| R | 24,159 | 29,685 | 54,219 | ||
| R | 21,235 | 26,864 | 49,490 | ||
| R | 19,633 | 21,397 | 43,452 | ||
| R | 18,285 | 20,651 | 47,871 | ||
| R | 17,409 | 23,567 | 41,333 | ||
| R | 16,963 | 27,213 | 44,278 | ||
| R | 13,914 | 21,153 | 36,554 | ||
| R | 16,342 | 18,151 | 34,789 | ||
| R | 10,962 | 18,564 | 29,675 | ||
| R | 9,267 | 10,259 | 23,914 | ||
| D | 11,566 | 7,839 | 19,443 | ||
| R | 7,528 | 8,538 | 16,520 | ||
| R | 4,770 | 7,897 | 12,923 | ||
| R | 5,463 | 7,446 | 12,920 | ||
| D | 2,969 | 2,189 | 6,225 | ||
| D | 3,608 | 601 | 5,286 | ||
| D | 3,732 | 1,056 | 4,795 | ||
| D | 3,006 | 410 | 3,429 | ||
| D | 2,380 | 437 | 2,841 | ||
| R | 1,093 | 1,380 | 2,478 | ||
| D | 1,048 | 455 | 1,649 | ||
| D | 752 | 393 | 1,464 | ||
| D | 514 | 153 | 693 | ||
| D | 325 | 37 | 464 | ||
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Demographics
District 143 recorded an R+68 presidential margin in 2024, placing it among the state's most one-sided legislative seats. Its voter composition and geographic concentration make competitive general elections rare.
The district's recent history is a story of close margins. The Democratic margin reached seventy-six points in 1936; the Republican margin reached twenty-six points in 1972. Most other elections have been decided by single-digit points.
Its demographics — a population of 245,631, a 34% non-Hispanic-white share, a median household income of $74,983 — situate the district close to national averages on several dimensions.
Compare two places, side by side
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State House District 143, Texas. Akashic. https://akashic.app/sld-lower/48143/. Accessed May 20, 2026. License: CC BY 4.0.