Petronila, Texas Demographics & Population 2026

A note before these figures: with a population of 120, Petronila's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Petronila is a small community located in Texas, within Nueces County. The total population is 120. It ranks as the 1644th most populous out of 1,795 Census-designated places in Texas.

Age Demographics

The median age in Petronila is 43.2 years. This is 21% higher than the state median of 35.6 years.

Economy, Income & Housing

The median household income in Petronila is $123,750. This is 58% higher than the state median of $78,476. It is also 53% higher than the national median of $80,734. The ACS records no residents below the poverty line in Petronila. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The survey records no unemployed residents in Petronila, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $263,900. Housing costs are 7% lower than the state median of $283,800. With a home-value-to-income ratio of just 2.1x, Petronila is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 60% higher than the state average of 62.6%.

Race & Ethnicity

Petronila has a predominantly Hispanic or Latino population, comprising 91.7% of all residents. White (non-Hispanic) residents account for 8.3%. The White (non-Hispanic) population (8.3%) is well below the state average of 39.1%. The Hispanic or Latino population is significantly higher than the state average (91.7% vs 39.7%).

Education

22.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 33% lower than the state rate of 33.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 59.1%.

Data Sources & Methodology

All demographic data for Petronila, Texas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Texas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,795 Census-designated places in Texas. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.