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Frio County, TX Demographics

Frio County, TX is the 128th most populous of 254 counties in Texas, with 18,385 residents across 1,134 square miles. That is about 16 people per square mile.

At the 2020 census

Population 18,385
Land area 1,134 sq mi
Density 16 / sq mi

Data: 2020 Census · American Community Survey 2024

How Frio County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Frio County, TX

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Frio County, TX — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Frio County, TX

Name Population Sq mi Per sq mi
Census Tract 9503.01 3,789 179.6 21
Census Tract 9502.02 3,694 157.3 23
Census Tract 9501.02 3,199 346.0 9
Census Tract 9501.01 3,131 204.9 15
Census Tract 9502.01 2,629 215.8 12
Census Tract 9503.02 1,943 29.9 65

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

Read how BlockAtlas computes population within an area →