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Marquette County, WI Demographics

Marquette County, WI is the 64th most populous of 72 counties in Wisconsin, with 15,592 residents across 456 square miles. That is about 34 people per square mile.

At the 2020 census

Population 15,592
Land area 456 sq mi
Density 34 / sq mi

Data: 2020 Census · American Community Survey 2024

How Marquette 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: Marquette County, WI

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

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

Census tracts in Marquette County, WI

Name Population Sq mi Per sq mi
Census Tract 9603 4,069 82.9 49
Census Tract 9605 3,586 68.0 53
Census Tract 9601 2,762 126.2 22
Census Tract 9604 2,631 74.8 35
Census Tract 9602 2,544 103.8 24

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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 →