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Williamson County, TN Demographics

Williamson County, TN is the 6th most populous of 95 counties in Tennessee, with 247,726 residents across 583 square miles. That is about 425 people per square mile.

At the 2020 census

Population 247,726
Land area 583 sq mi
Density 425 / sq mi

Data: 2020 Census · American Community Survey 2024

How Williamson 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: Williamson County, TN

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

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

Census tracts in Williamson County, TN

Name Population Sq mi Per sq mi
Census Tract 510.02 11,631 22.2 523
Census Tract 501.05 9,689 10.8 900
Census Tract 506.04 9,551 20.7 462
Census Tract 512.05 9,173 8.3 1,105
Census Tract 512.08 8,644 2.1 4,021
Census Tract 511 8,608 91.9 94
Census Tract 510.01 8,497 6.9 1,234
Census Tract 512.06 8,405 2.1 3,975
Census Tract 512.07 7,779 1.7 4,532
Census Tract 501.02 7,462 8.0 927
Census Tract 501.03 7,004 54.4 129
Census Tract 504.04 6,890 11.2 617
Census Tract 512.04 6,696 20.4 329
Census Tract 502.11 6,641 3.1 2,132
Census Tract 509.05 6,483 2.1 3,031
Census Tract 504.06 6,088 10.8 565
Census Tract 506.01 5,903 7.7 768
Census Tract 509.07 5,823 2.1 2,839
Census Tract 505.03 5,735 32.8 175
Census Tract 502.04 5,726 3.8 1,516
Census Tract 501.04 5,714 4.3 1,320
Census Tract 509.06 5,487 2.6 2,114
Census Tract 509.04 5,234 2.1 2,505
Census Tract 508.01 4,841 1.1 4,297
Census Tract 509.09 4,630 11.8 392
Census Tract 507.02 4,561 4.8 950
Census Tract 505.04 4,490 5.3 845
Census Tract 502.07 4,391 4.0 1,097
Census Tract 507.01 4,303 1.5 2,785
Census Tract 509.08 4,292 3.5 1,239
Census Tract 502.09 4,250 3.3 1,273
Census Tract 505.02 4,245 80.3 53
Census Tract 503.07 3,858 2.7 1,427
Census Tract 502.05 3,596 3.0 1,179
Census Tract 512.03 3,531 84.4 42
Census Tract 502.06 3,225 2.8 1,161
Census Tract 506.03 3,185 1.2 2,638
Census Tract 503.03 3,067 2.5 1,231
Census Tract 504.05 2,915 16.5 177
Census Tract 503.05 2,799 4.7 592
Census Tract 502.10 2,740 2.4 1,164
Census Tract 503.04 2,549 2.7 943
Census Tract 503.06 2,069 3.4 608
Census Tract 502.12 2,069 2.6 804
Census Tract 504.03 2,026 5.5 368
Census Tract 508.02 1,225 0.6 1,985

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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 →