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Rockwall County, TX Demographics

Rockwall County, TX is the 40th most populous of 254 counties in Texas, with 107,819 residents across 127 square miles. That is about 848 people per square mile.

At the 2020 census

Population 107,819
Land area 127 sq mi
Density 848 / sq mi

Data: 2020 Census · American Community Survey 2024

How Rockwall 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: Rockwall County, TX

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

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

Census tracts in Rockwall County, TX

Name Population Sq mi Per sq mi
Census Tract 401.01 7,516 2.1 3,558
Census Tract 405.03 6,943 3.7 1,865
Census Tract 402.02 5,788 2.0 2,952
Census Tract 403.01 5,438 1.2 4,370
Census Tract 405.12 4,888 2.1 2,314
Census Tract 404.09 4,871 6.6 739
Census Tract 405.07 4,755 4.4 1,079
Census Tract 401.03 4,483 1.9 2,367
Census Tract 405.10 4,453 1.8 2,431
Census Tract 405.13 4,435 10.5 421
Census Tract 404.10 4,135 1.2 3,444
Census Tract 404.06 4,055 0.7 5,810
Census Tract 401.04 3,882 1.4 2,763
Census Tract 403.03 3,844 1.3 2,943
Census Tract 403.05 3,370 4.5 751
Census Tract 405.08 3,245 18.0 180
Census Tract 404.08 3,054 3.8 796
Census Tract 405.11 3,000 3.9 766
Census Tract 404.07 2,912 3.8 772
Census Tract 404.04 2,835 2.4 1,186
Census Tract 404.05 2,810 3.1 909
Census Tract 405.14 2,720 17.4 157
Census Tract 404.03 2,681 5.9 458
Census Tract 405.09 2,468 5.7 432
Census Tract 403.04 2,380 0.7 3,270
Census Tract 404.11 2,091 6.3 330
Census Tract 402.01 1,832 3.2 572
Census Tract 402.03 1,670 2.0 855
Census Tract 404.12 1,265 5.5 229

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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 →