Port Isabel, Texas Population 2023

5,034

Port Isabel is a city located in Cameron County Texas. With a 2023 population of 5,034, it is the 406th largest city in Texas and the 6579th largest city in the United States.Port Isabel is currently growing at a rate of 0.04% annually but its population has decreased by -19.82% since the most recent census, which recorded a population of 6,278 in 2020. Spanning over 14 miles, Port Isabel has a population density of 742 people per square mile.

The average household income in Port Isabel is $48,206 with a poverty rate of 38.84%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Port Isabel is 37.5 years, 36.7 years for males, and 38.8 years for females.

Port Isabel Demographics

According to the most recent ACS, the racial composition of Port Isabel was:

  • White: 93.76%
  • Two or more races: 4.40%
  • Asian: 1.10%
  • Other race: 0.56%
  • Native American: 0.19%
  • Black or African American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Port Isabel, Texas is 5,034 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 6,278.

Port Isabel, Texas Population 2023

Population by Race

White

Two or more races

Asian

Other race

Native American

Black or African American

Native Hawaiian or Pacific Islander

Port Isabel Population by Race

Port Isabel Population Pyramid 2023

Port Isabel Median Age

37.5

Total

36.7

Male

38.8

Female

Port Isabel Adults

There are 4,689 adults, (1,172 of whom are seniors) in Port Isabel.

Port Isabel Age Dependency

78.5

Age Dependency Ratio

33.3

Old Age Dependency Ratio

45.2

Child Dependency Ratio

Port Isabel Sex Ratio

Female3,18250.68%
Male3,09649.32%

Port Isabel Population by Age

Port Isabel Renter vs Owner Occupied by Household Type

3.86

Average Family Size

3.03

Average Household Size

57.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Port Isabel Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Port Isabel Educational Attainment by Sex (over 25)

Port Isabel Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

The highest rate of high school graduation is among other race people with a rate of 100.00%.

The highest rate of bachelors degrees is among white people with a rate of 28.94%.

Port Isabel Educational Attainment by Race

All

Male

Female

$29,565

Average Earnings

$33,690

Average Male

$21,595

Average Female

Port Isabel Earnings by Educational Attainment

Port Isabel Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Port Isabel Language

48.18% of Port Isabel residents speak only English, while 51.82% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 50.64% of the population.

Port Isabel Language

Port Isabel Poverty by Race

rate

38.84%

Overall Poverty Rate

28.46%

Male Poverty Rate

32.15%

Female Poverty Rate

Poverty in Port Isabel

The race most likely to be in poverty in Port Isabel is Hispanic, with 45.29% below the poverty level.

The race least likely to be in poverty in Port Isabel is White, with 17.47% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 7.75%. Among those working part-time, it was 42.69%, and for those that did not work, the poverty rate was 36.60%.

Port Isabel Poverty

Port Isabel Poverty Rate by Education

Port Isabel Poverty Rate by Employment Status and Sex

Port Isabel Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Port Isabel Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

52.8%

Overall Marriage Rate

53.3%

Male Marriage Rate

52.3%

Female Marriage Rate

Port Isabel Married by Age and Sex

male

female

Port Isabel Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Port Isabel Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Port Isabel Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

317

Number of Veterans

317

Male Veterans

Female Veterans

Port Isabel Veterans by War

Port Isabel Veterans by Age

count

Port Isabel Veterans by Race

Port Isabel Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

21.14%

Veteran Poverty Rate

12.93%

Veteran Disability Rate

Port Isabel Veterans by Education

LaborForceParticipation

50.5%

Labor Force Participation

50.2%

Employment Rate

0.7%

Unemployment Rate

Port Isabel Employment by Age

LaborForceParticipation

Port Isabel Employment by Race

LaborForceParticipation

Port Isabel Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

72.81%

Born in Port Isabel

91.17%

Native Born

33.69%

Foreign Born

30.17%

Non Citizen

3.52%

Naturalized

Place of Birth

91.17% of Port Isabel residents were born in the United States, with 72.81% having been born in Texas. 30.17% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Port Isabel Place of Birth

Note: data after 2020 is projected based on recent growth

Port Isabel Population by Year