Harrison County, IA Demographics
Harrison County, IA is the 53rd most populous of 99 counties in Iowa, with 14,582 residents across 697 square miles. That is about 21 people per square mile.
At the 2020 census
| Population | 14,582 |
|---|---|
| Land area | 697 sq mi |
| Density | 21 / sq mi |
Data: 2020 Census · American Community Survey 2024
How Harrison 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: Harrison County, IA
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around Harrison County, IA — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in Harrison County, IA
| Name | Population | Sq mi | Per sq mi |
|---|---|---|---|
| Census Tract 2902 | 3,499 | 160.6 | 22 |
| Census Tract 2904 | 3,181 | 6.8 | 466 |
| Census Tract 2903 | 2,871 | 150.4 | 19 |
| Census Tract 2905 | 2,572 | 193.9 | 13 |
| Census Tract 2901 | 2,459 | 185.2 | 13 |
Related places
Other counties nearby
Nearest counties
Metro areas containing Harrison County
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.