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Lyon County, KS Demographics

Lyon County, KS is the 18th most populous of 105 counties in Kansas, with 32,179 residents across 847 square miles. That is about 38 people per square mile.

At the 2020 census

Population 32,179
Land area 847 sq mi
Density 38 / sq mi

Data: 2020 Census · American Community Survey 2024

How Lyon 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: Lyon County, KS

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

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

Census tracts in Lyon County, KS

Name Population Sq mi Per sq mi
Census Tract 3 4,982 6.0 832
Census Tract 5 4,299 3.9 1,100
Census Tract 2.01 3,530 1.7 2,137
Census Tract 1.01 3,429 0.6 6,165
Census Tract 8 3,409 326.5 10
Census Tract 4 2,888 0.5 5,921
Census Tract 2.02 2,425 1.8 1,332
Census Tract 7 2,341 159.1 15
Census Tract 6 2,227 345.2 6
Census Tract 1.03 1,431 1.7 824
Census Tract 2.03 934 0.4 2,661
Census Tract 1.02 284 0.2 1,497

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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 →