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Mahnomen County, MN Demographics

Mahnomen County, MN is the 82nd most populous of 87 counties in Minnesota, with 5,411 residents across 558 square miles. That is about 10 people per square mile.

At the 2020 census

Population 5,411
Land area 558 sq mi
Density 10 / sq mi

Data: 2020 Census · American Community Survey 2024

How Mahnomen 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: Mahnomen County, MN

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

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

Census tracts in Mahnomen County, MN

Name Population Sq mi Per sq mi
Census Tract 9401 2,945 219.2 13
Census Tract 9403 2,466 338.6 7

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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 →