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Platte County, WY Demographics

Platte County, WY is the 17th most populous of 23 counties in Wyoming, with 8,605 residents across 2,081 square miles. That is about 4 people per square mile.

At the 2020 census

Population 8,605
Land area 2,081 sq mi
Density 4 / sq mi

Data: 2020 Census · American Community Survey 2024

How Platte 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: Platte County, WY

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

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

Census tracts in Platte County, WY

Name Population Sq mi Per sq mi
Census Tract 9594.01 4,633 385.9 12
Census Tract 9591 2,176 882.7 2
Census Tract 9594.02 1,796 812.9 2

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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 →