2024 results by precinct
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Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 54,258 | 60,991 | 116,309 | |
| 2020 | D | 64,063 | 49,032 | 114,326 | |
| 2016 | D | 59,402 | 29,472 | 92,665 | |
| 2012 | D | 49,975 | 26,099 | 76,895 | |
| 2008 | D | 48,480 | 26,671 | 75,657 | |
| 2004 | R | 33,998 | 34,801 | 69,156 | |
| 2000 | D | 33,214 | 27,800 | 62,057 | |
| 1996 | D | 34,891 | 18,434 | 56,493 | |
| 1992 | D | 29,435 | 20,123 | 59,057 | |
| 1988 | D | 30,972 | 24,263 | 55,552 | |
| 1984 | R | 26,394 | 29,545 | 56,126 | |
| 1980 | D | 23,200 | 22,041 | 46,285 | |
| 1976 | D | 25,310 | 16,448 | 42,111 | |
| 1972 | R | 13,340 | 20,816 | 34,300 | |
| 1968 | D | 15,726 | 11,759 | 29,527 | |
| 1964 | D | 16,056 | 9,531 | 25,659 | |
| 1960 | D | 12,416 | 10,190 | 22,640 | |
| 1956 | R | 8,829 | 11,952 | 21,022 | |
| 1952 | R | 7,559 | 14,018 | 21,602 | |
| 1948 | D | 6,778 | 4,689 | 11,859 | |
| 1944 | D | 5,998 | 5,309 | 11,846 | |
| 1940 | D | 6,035 | 3,370 | 9,433 | |
| 1936 | D | 5,887 | 2,160 | 8,206 | |
| 1932 | D | 7,146 | 1,785 | 8,985 | |
| 1928 | R | 3,202 | 3,544 | 6,757 | |
| 1924 | D | 2,225 | 1,266 | 3,667 | |
| 1920 | D | 920 | 909 | 1,846 | |
| 1916 | D | 1,260 | 420 | 1,716 | |
| 1912 | D | 2,146 | 149 | 2,429 | |
| 1908 | — | — | — | — | |
| 1904 | — | — | — | — | |
| 1900 | — | — | — | — | |
| 1896 | — | — | — | — | |
| 1892 | — | — | — | — | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
American
100.0%
Sample size too small to break out by ancestry reliably.
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 32.7 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$52,601
Cameron County ranks in the bottom 25% of US counties.
Cameron County$52,601
Texas$78,476
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
24.8%
Children face moderate poverty.
Children under 1818.0%
Working age (18–64)100.0%
Seniors (65+)18.0%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
0.0%
speak English only
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 45.4% of residents not counted as adherents by any reporting body.
Cameron County, anchored by Brownsville and a population that is roughly 90% Hispanic, recorded a 5.8-point Republican margin in 2024 — a dramatic reversal from the double-digit Democratic leads it posted as recently as 2016.
The Democratic margin in Cameron County reached its widest at eighty-two points in 1912. The margin in 2024 was six points — a notable narrowing.
Cameron County's loyalty is rooted in its place. Median household income of $52,601, a 35% non-Hispanic-white share, and a population of 426,120 together describe a community whose political habits are deeply settled. The county's voting pattern over the last decade is most similar to that of Webb County and Hidalgo County.
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