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Cedar Rapids-Iowa City, IA Combined Statistical Area Demographics

Cedar Rapids-Iowa City, IA Combined Statistical Area is the 94th most populous of 184 combined statistical areas in the United States, with 451,939 residents across 3,191 square miles. That is about 142 people per square mile.

At the 2020 census

Population 451,939
Land area 3,191 sq mi
Density 142 / sq mi

Data: 2020 Census · American Community Survey 2024

How Cedar Rapids-Iowa City, IA Combined Statistical Area compares to the US

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Central Location: Cedar Rapids-Iowa City, IA Combined Statistical Area

Measured from the combined statistical area's main population center using 2020 census blocks.

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Counties in the Cedar Rapids-Iowa City, IA Combined Statistical Area area

Name Population Sq mi Per sq mi
County Linn 230,299 716.9 321
County Johnson 152,854 614.0 249
Benton County, IA 25,575 716.1 36
Washington County 22,565 568.8 40
Jones County, IA 20,646 575.6 36

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About this page

This page shows demographics for a US combined statistical area from the 2020 census and the American Community Survey: population, land area, density, and how the region compares to national averages.

Combined areas are built from whole counties, listed below. Statistics aggregate the member counties' census tracts.

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