McMullen County, Texas
| Donald Trump ✓Republican | 92.0% | 448 |
|---|---|---|
| Kamala HarrisDemocratic | 7.6% | 37 |
| Chase OliverLibertarian | 0.4% | 2 |
| Year | Margin (D minus R) |
|---|---|
| 1904 | +50.4% |
| 1908 | +41.3% |
| 1912 | +66.1% |
| 1916 | +59.7% |
| 1920 | +36.8% |
| 1924 | −0.9% |
| 1928 | −1.0% |
| 1932 | +91.1% |
| 1936 | +75.5% |
| 1940 | +62.7% |
| 1944 | +31.2% |
| 1948 | +53.3% |
| 1952 | −30.0% |
| 1956 | −9.9% |
| 1960 | −0.2% |
| 1964 | +20.8% |
| 1968 | −2.1% |
| 1972 | −54.5% |
| 1976 | −5.6% |
| 1980 | −37.4% |
| 1984 | −69.3% |
| 1988 | −52.3% |
| 1992 | −44.2% |
| 1996 | −36.5% |
| 2000 | −64.0% |
| 2004 | −66.0% |
| 2008 | −49.9% |
| 2012 | −72.4% |
| 2016 | −83.0% |
| 2020 | −78.9% |
| 2024 | −84.4% |
| Year | Total registered |
|---|---|
| 2016 | 697 |
| 2018 | 687 |
| 2020 | 706 |
| 2022 | 660 |
| 2024 | 644 |
McMullen County's 851 residents make it among the smallest electorates in Texas, yet it consistently records some of the widest presidential margins in the state, reflecting the deep Republican alignment of its ranching-dominated South Texas interior.
Across the recorded series it reached a Democratic high of 91.1 points in 1932 and a Republican high of 84.4 points in 2024. Between 2020 and 2024 the county moved 5.5 points toward the Republican candidate; the 2024 margin was 84.4 points.
A population of 700, a 37% non-Hispanic-white share, and a median household income of $43,875 describe the county. The county's voting pattern over the last decade is most similar to that of Grant County and Antelope County.
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 →
McMullen County, Texas. Akashic. https://akashic.app/county/48311/. Accessed May 20, 2026. License: CC BY 4.0.