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Davis County, IA Demographics

Davis County, IA is the 81st most populous of 99 counties in Iowa, with 9,110 residents across 502 square miles. That is about 18 people per square mile.

At the 2020 census

Population 9,110
Land area 502 sq mi
Density 18 / sq mi

Data: 2020 Census · American Community Survey 2024

How Davis 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: Davis County, IA

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

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

Census tracts in Davis County, IA

Name Population Sq mi Per sq mi
Census Tract 802 4,973 246.6 20
Census Tract 801 4,137 255.6 16

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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 →