Port Isabel, Texas
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | +3.2% |
| 2008 | +6.6% |
| 2012 | +13.9% |
| 2016 | +14.1% |
| 2020 | +2.7% |
| 2024 | +5.3% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| D | 52.2%Harris753 | 46.9%Trump677 | 0.9% | D+5.3 | D+2.6 | D+6.7 | 1,443 | |
| D | 51.1%Biden848 | 48.4%Trump803 | 0.5% | D+2.7 | R+11.4 | R+1.7 | 1,659 | |
| D | 55.3%Clinton815 | 41.2%Trump607 | 3.5% | D+14.1 | D+0.3 | D+12.0 | 1,473 | |
| D | 56.4%Obama802 | 42.5%Romney605 | 1.1% | D+13.9 | D+7.2 | D+10.0 | 1,422 | |
| D | 52.5%Obama754 | 45.9%McCain659 | 1.6% | D+6.6 | D+3.4 | R+0.7 | 1,436 | |
| D | 51.4%Kerry776 | 48.2%Bush728 | 0.3% | D+3.2 | — | D+5.6 | 1,509 |
Port Isabel sits at the southern edge of Cameron County, where a heavily Hispanic electorate and proximity to the U.S.-Mexico border consistently produce lopsided Democratic margins in countywide and statewide contests.
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 14% non-Hispanic-white share, and a median household income of $32,222 describe the city. The city's voting pattern over the last decade is most similar to that of Alice and Thousand Palms.
The cities 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.
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Port Isabel, Texas. Akashic. https://akashic.app/city/4858892/. Accessed May 20, 2026. License: CC BY 4.0.