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Louisa County, VA Demographics

Louisa County, VA is the 47th most populous of 133 counties in Virginia, with 37,596 residents across 495 square miles. That is about 76 people per square mile.

At the 2020 census

Population 37,596
Land area 495 sq mi
Density 76 / sq mi

Data: 2020 Census · American Community Survey 2024

How Louisa 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: Louisa County, VA

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

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

Census tracts in Louisa County, VA

Name Population Sq mi Per sq mi
Census Tract 9505 6,569 84.3 78
Census Tract 9502.01 5,553 57.9 96
Census Tract 9501.02 4,985 83.1 60
Census Tract 9503.01 4,203 33.4 126
Census Tract 9502.02 4,164 51.2 81
Census Tract 9504 3,460 57.2 60
Census Tract 9503.02 3,010 54.8 55
Census Tract 9503.03 2,946 42.0 70
Census Tract 9501.01 2,706 31.1 87

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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 →