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Lamar County, TX Demographics

Lamar County, TX is the 68th most populous of 254 counties in Texas, with 50,088 residents across 907 square miles. That is about 55 people per square mile.

At the 2020 census

Population 50,088
Land area 907 sq mi
Density 55 / sq mi

Data: 2020 Census · American Community Survey 2024

How Lamar 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: Lamar County, TX

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

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

Census tracts in Lamar County, TX

Name Population Sq mi Per sq mi
Census Tract 4.02 6,784 22.5 302
Census Tract 1.02 5,082 245.1 21
Census Tract 9 4,728 27.1 175
Census Tract 1.01 4,639 93.7 50
Census Tract 5 3,648 7.8 467
Census Tract 2 3,563 244.5 15
Census Tract 10 3,549 1.4 2,525
Census Tract 4.01 3,397 1.2 2,767
Census Tract 8 3,307 11.9 279
Census Tract 3.02 3,290 93.9 35
Census Tract 3.01 3,117 135.4 23
Census Tract 7 2,994 17.2 174
Census Tract 6 1,990 5.6 356

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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 →