Port Isabel is a somewhat small coastal city (i.e. on the ocean, a bay, or inlet) located in the state of Texas. With a population of 5,108 people and two associated neighborhoods, Port Isabel is the 379th largest community in Texas.

Also of interest is that Port Isabel has more people living here who work in computers and math than 95% of the places in the US.

The city is relatively quiet, having a combination of lower population density and few of those groups of people who have a tendency to be noisy. For example, Port Isabel has relatively fewer families with younger children, and/or college students. Combined, this makes Port Isabel a pretty quiet place to live overall. If you like quiet, you will probably enjoy it here.

Port Isabel is also nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Such areas are often places that visitors and locals go for waterfront activities or taking in the scenery.

Compared to the rest of the country, citizens of Port Isabel spend much less time in their cars: on average, their commute to work is only 15.88 minutes. This also means that noise and pollution levels in the city are less than they would otherwise be.

The percentage of adults in Port Isabel with college degrees is slightly lower than the national average of 21.84% for all communities. 14.55% of adults in Port Isabel have a bachelor's degree or advanced degree.

The per capita income in Port Isabel in 2022 was $24,100, which is lower middle income relative to Texas, and low income relative to the rest of the US. This equates to an annual income of $96,400 for a family of four. However, Port Isabel contains both very wealthy and poor people as well.

Port Isabel is an extremely ethnically-diverse city. The people who call Port Isabel home describe themselves as belonging to a variety of racial and ethnic groups. People of Hispanic or Latino origin are the most prevalent group in Port Isabel, accounting for 84.31% of the city’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Port Isabel residents report their race to be White. Important ancestries of people in Port Isabel include English, German, Italian, Irish, and Polish.

Foreign born people are also an important part of Port Isabel's cultural character, accounting for 23.28% of the city’s population.

The most common language spoken in Port Isabel is Spanish. Other important languages spoken here include English and French Creole.