All counties →

Humboldt County, IA Demographics

Humboldt County, IA is the 78th most populous of 99 counties in Iowa, with 9,597 residents across 434 square miles. That is about 22 people per square mile.

At the 2020 census

Population 9,597
Land area 434 sq mi
Density 22 / sq mi

Data: 2020 Census · American Community Survey 2024

How Humboldt 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: Humboldt County, IA

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

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

Census tracts in Humboldt County, IA

Name Population Sq mi Per sq mi
Census Tract 9704 2,969 8.1 365
Census Tract 9703 2,829 8.0 352
Census Tract 9701 2,063 225.6 9
Census Tract 9702 1,736 192.5 9

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 →