Port Isabel, TX Demographics

A map of Port Isabel's Population by Race

Port Isabel, Texas has an estimated population of 5,111, a slight increase from the 5,028 recorded in the 2020 Census. The population is 79.0% Hispanic, 18.6% White, 2.1% Native American/Other, 0.3% Multiracial, 0.0% Black, and 0.0% Asian. This demographic dot map shows the population of Port Isabel, with one dot drawn for each person counted by the Census, color-coded by race.

Port Isabel has become more racially diverse since the 2020 Census. It is considerably less diverse than Texas overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Port Isabel, that probability was 32.6% in 2020 and 34.0% in the most recent ACS estimates.

Port Isabel is ranked the 424th most populous place in Texas, out of 1,863 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Port Isabel was ranked the 409th most populous place in the 2020 Census.

Port Isabel's White Population

952 residents of Port Isabel, or 18.6% of the population, identify as White. The share of White residents in Port Isabel is significantly lower than in Texas overall, where 39.1% of the population is White. Port Isabel ranks 1425th statewide in terms of White residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Port Isabel's White population has grown by an estimated 5.0%. White residents' share of Port Isabel's population has increased from 18.0% to 18.6%.

Port Isabel is more White than neighboring Laguna Heights (0% White), and Del Mar Heights (0% White). Port Isabel is less White than neighboring Laguna Vista (61.6% White), South Padre Island (73.6% White), and Bayview (27.6% White).

Port Isabel's Black Population

0 residents of Port Isabel, or 0.0% of the population, identify as Black. The share of Black residents in Port Isabel is considerably lower than in Texas overall, where 11.9% of the population is Black. Port Isabel ranks 1376th statewide in terms of Black residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Port Isabel's Black population has declined by an estimated 100.0%. Black residents' share of Port Isabel's population has remained roughly unchanged at 0.0%.

Port Isabel is less Black than neighboring Laguna Heights (0.8% Black), and South Padre Island (7.4% Black).

Port Isabel's Asian Population

0 residents of Port Isabel, or 0.0% of the population, identify as Asian. The share of Asian residents in Port Isabel is lower than in Texas overall, where 5.5% of the population is Asian. Port Isabel ranks 904th statewide in terms of Asian residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Port Isabel's Asian population has declined by an estimated 100.0%. Asian residents' share of Port Isabel's population has remained roughly unchanged at 0.0%.

Port Isabel is less Asian than neighboring Laguna Vista (0.7% Asian), South Padre Island (3.7% Asian), and Bayview (1.7% Asian).

Port Isabel's Hispanic Population

4,039 residents of Port Isabel, or 79.0% of the population, identify as Hispanic. The share of Hispanic residents in Port Isabel is significantly higher than in Texas overall, where 39.7% of the population is Hispanic. Port Isabel ranks 384th statewide in terms of Hispanic residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Port Isabel's Hispanic population has remained roughly the same. Hispanic residents' share of Port Isabel's population has decreased from 80.1% to 79.0%.

Port Isabel is more Hispanic than neighboring Laguna Vista (36.3% Hispanic), South Padre Island (13.6% Hispanic), Bayview (68.9% Hispanic), and Del Mar Heights (0% Hispanic). Port Isabel is less Hispanic than neighboring Laguna Heights (99.2% Hispanic).

Port Isabel's Native American/Other Population

105 residents of Port Isabel, or 2.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Port Isabel is comparable to the share in Texas overall, where 0.6% of the population is Native American/Other. Port Isabel ranks 1085th statewide in terms of Native American/Other residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Port Isabel's Native American/Other population has grown by an estimated 303.8%. Native American/Other residents' share of Port Isabel's population has increased from 0.5% to 2.1%.

Port Isabel is more Native American/Other than neighboring Laguna Heights (0% Native American/Other), Laguna Vista (0.9% Native American/Other), South Padre Island (0.8% Native American/Other), Bayview (0.2% Native American/Other), and Del Mar Heights (0% Native American/Other).

Port Isabel's Multiracial Population

15 residents of Port Isabel, or 0.3% of the population, identify as Multiracial. The share of Multiracial residents in Port Isabel is slightly lower than in Texas overall, where 3.1% of the population is Multiracial. Port Isabel ranks 1505th statewide in terms of Multiracial residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Port Isabel's Multiracial population has declined by an estimated 59.5%. Multiracial residents' share of Port Isabel's population has remained roughly unchanged at 0.3%.

Port Isabel is more Multiracial than neighboring Laguna Heights (0% Multiracial), and Del Mar Heights (0% Multiracial). Port Isabel is less Multiracial than neighboring Laguna Vista (0.4% Multiracial), South Padre Island (1% Multiracial), and Bayview (1.6% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.