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Erath County, TX Demographics

Erath County, TX is the 77th most populous of 254 counties in Texas, with 42,545 residents across 1,083 square miles. That is about 39 people per square mile.

At the 2020 census

Population 42,545
Land area 1,083 sq mi
Density 39 / sq mi

Data: 2020 Census · American Community Survey 2024

How Erath 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: Erath County, TX

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

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

Census tracts in Erath County, TX

Name Population Sq mi Per sq mi
Census Tract 9504.01 4,605 2.5 1,851
Census Tract 9502.03 4,348 97.0 45
Census Tract 9504.02 4,157 2.1 1,990
Census Tract 9505.02 4,135 0.9 4,641
Census Tract 9502.01 3,888 117.0 33
Census Tract 9501 3,694 315.2 12
Census Tract 9506 3,666 5.4 683
Census Tract 9505.01 3,557 7.3 486
Census Tract 9503.02 3,531 91.5 39
Census Tract 9502.04 2,707 123.9 22
Census Tract 9503.01 2,329 84.9 27
Census Tract 9507 1,928 235.5 8

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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 →