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Butler County, IA Demographics

Butler County, IA is the 55th most populous of 99 counties in Iowa, with 14,334 residents across 580 square miles. That is about 25 people per square mile.

At the 2020 census

Population 14,334
Land area 580 sq mi
Density 25 / sq mi

Data: 2020 Census · American Community Survey 2024

How Butler 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: Butler County, IA

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

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

Census tracts in Butler County, IA

Name Population Sq mi Per sq mi
Census Tract 704 3,885 79.3 49
Census Tract 701 2,997 185.5 16
Census Tract 705 2,978 76.1 39
Census Tract 703 2,582 85.7 30
Census Tract 702 1,892 153.6 12

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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 →