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Fremont County, WY Demographics

Fremont County, WY is the 5th most populous of 23 counties in Wyoming, with 39,234 residents across 9,184 square miles. That is about 4 people per square mile.

At the 2020 census

Population 39,234
Land area 9,184 sq mi
Density 4 / sq mi

Data: 2020 Census · American Community Survey 2024

How Fremont 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: Fremont County, WY

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

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

Census tracts in Fremont County, WY

Name Population Sq mi Per sq mi
Census Tract 9404 5,783 13.0 446
Census Tract 9402.02 4,648 459.9 10
Census Tract 9402.01 4,079 673.2 6
Census Tract 1 3,976 13.2 301
Census Tract 2 3,620 7.2 505
Census Tract 9401 3,529 1,890.4 2
Census Tract 9403.02 3,322 13.0 255
Census Tract 3.01 2,653 2,135.4 1
Census Tract 9405 2,361 0.9 2,699
Census Tract 9403.01 1,859 2.2 854
Census Tract 4 1,783 1,358.1 1
Census Tract 3.02 1,621 2,617.2 1

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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 →