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Sweetwater County, WY Demographics

Sweetwater County, WY is the 4th most populous of 23 counties in Wyoming, with 42,272 residents across 10,427 square miles. That is about 4 people per square mile.

At the 2020 census

Population 42,272
Land area 10,427 sq mi
Density 4 / sq mi

Data: 2020 Census · American Community Survey 2024

How Sweetwater 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: Sweetwater County, WY

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

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

Census tracts in Sweetwater County, WY

Name Population Sq mi Per sq mi
Census Tract 9709.05 5,308 9.8 541
Census Tract 9708 5,202 53.1 98
Census Tract 9709.02 5,060 2.8 1,803
Census Tract 9706.01 3,862 34.4 112
Census Tract 9707 3,816 1,023.5 4
Census Tract 9706.02 3,247 0.6 5,615
Census Tract 9711 2,772 4.7 594
Census Tract 9709.03 2,582 4.7 545
Census Tract 9709.04 2,469 33.3 74
Census Tract 9712 2,421 13.5 180
Census Tract 9705 2,354 1,021.0 2
Census Tract 9710 1,757 49.5 36
Census Tract 9716 1,422 8,176.2 0

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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 →