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Union County, FL Demographics

Union County, FL is the 59th most populous of 67 counties in Florida, with 16,147 residents across 244 square miles. That is about 66 people per square mile.

At the 2020 census

Population 16,147
Land area 244 sq mi
Density 66 / sq mi

Data: 2020 Census · American Community Survey 2024

How Union 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: Union County, FL

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

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

Census tracts in Union County, FL

Name Population Sq mi Per sq mi
Census Tract 9602.02 5,298 94.5 56
Census Tract 9603 4,708 67.3 70
Census Tract 9601 3,884 63.0 62
Census Tract 9602.01 2,257 18.7 121

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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 →