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Andrew County, MO Demographics

Andrew County, MO is the 60th most populous of 115 counties in Missouri, with 18,135 residents across 433 square miles. That is about 42 people per square mile.

At the 2020 census

Population 18,135
Land area 433 sq mi
Density 42 / sq mi

Data: 2020 Census · American Community Survey 2024

How Andrew 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: Andrew County, MO

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

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

Census tracts in Andrew County, MO

Name Population Sq mi Per sq mi
Census Tract 101 6,212 65.9 94
Census Tract 102.01 3,962 12.6 313
Census Tract 104 3,047 204.0 15
Census Tract 102.02 2,939 26.4 111
Census Tract 103 1,975 123.7 16

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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 →