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Franklin County, IA Demographics

Franklin County, IA is the 74th most populous of 99 counties in Iowa, with 10,019 residents across 582 square miles. That is about 17 people per square mile.

At the 2020 census

Population 10,019
Land area 582 sq mi
Density 17 / sq mi

Data: 2020 Census · American Community Survey 2024

How Franklin 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: Franklin County, IA

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

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

Census tracts in Franklin County, IA

Name Population Sq mi Per sq mi
Census Tract 3602 4,565 23.2 197
Census Tract 3601 3,086 266.9 12
Census Tract 3603 2,368 291.8 8

Related places

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 →