| Kamala Harris ✓Democratic | 52.2% | 753 |
|---|---|---|
| Donald TrumpRepublican | 46.9% | 677 |
| OtherAll other candidates | 0.9% | 13 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | +6.6% |
| 2012 | +14.0% |
| 2016 | +14.1% |
| 2020 | +2.7% |
| 2024 | +5.3% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 753 | 677 | 1,443 | ||
| D | 848 | 803 | 1,659 | ||
| D | 815 | 607 | 1,473 | ||
| D | 802 | 605 | 1,407 | ||
| D | 754 | 659 | 1,436 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | Port IsabelCity | TexasState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 51.9% | 48.5% | 61.0% |
| Black | 0.0% | 12.2% | 12.2% |
| Asian | 0.0% | 5.6% | 6.0% |
| Two or more races | 40.7% | 23.5% | 12.6% |
| Other race | 7.4% | 10.2% | 8.2% |
| Hispanic or Latino | 79.0% | 39.7% | 19.3% |
| Income & Age | |||
| Median household income | $32,222 | $78,476 | $84,427 |
| Poverty rate | 34.2% | 13.8% | 12.5% |
| Median age | 37.8 | 35.7 | 39.1 |
| Age 18–24 | 10.9% | 9.7% | 9.2% |
| Age 65 and older | 14.3% | 13.5% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 17.8% | 33.8% | 35.7% |
| Speaks a non-English language at home | 61.3% | 35.1% | 22.3% |
| Spanish | 60.4% | 28.1% | 13.6% |
| French (incl. Cajun & Haitian) | 1.0% | 0.3% | 0.7% |
| Ancestry | |||
| Largest ancestry | German 2.3% | German 8.3% | German 12.5% |
| 2nd-largest ancestry | English 2.2% | English 7.9% | English 9.5% |
| 3rd-largest ancestry | American 2.1% | Irish 6.0% | Irish 9.4% |
| Religion | |||
| Catholic | 36.8%County context | 20.1% | 18.6% |
| Evangelical Protestant | 13.0%County context | 23.5% | 16.5% |
| Unaffiliated or unclaimed | 45.4%County context | 45.2% | 51.5% |
ACS values are survey estimates and may include margins of error.
Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.
Port Isabel sits in the Gulf South and Southern Plains. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 14.1 points in 2016. Between 2020 and 2024 the city moved 2.6 points toward the Democratic candidate; the 2024 margin was 5.3 points.
A population of 5,111, a 52% non-Hispanic-white share, and a median household income of $32,222 describe the city.
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 →
Port Isabel, Texas. Akashic. https://akashic.app/city/4858892/. Accessed May 20, 2026. License: CC BY 4.0.