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Geary County, KS Demographics

Geary County, KS is the 13th most populous of 105 counties in Kansas, with 36,739 residents across 385 square miles. That is about 96 people per square mile.

At the 2020 census

Population 36,739
Land area 385 sq mi
Density 96 / sq mi

Data: 2020 Census · American Community Survey 2024

How Geary 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: Geary County, KS

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

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

Census tracts in Geary County, KS

Name Population Sq mi Per sq mi
Census Tract 6.01 5,659 6.3 891
Census Tract 3 4,952 3.6 1,366
Census Tract 8.02 4,757 105.7 45
Census Tract 4.01 4,200 1.7 2,431
Census Tract 6.02 2,908 7.4 393
Census Tract 7 2,753 251.5 11
Census Tract 2 2,682 1.1 2,553
Census Tract 5 2,669 1.3 2,093
Census Tract 8.01 2,405 2.7 898
Census Tract 1 2,103 3.0 708
Census Tract 4.02 1,651 0.4 3,987

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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 →