Pettis County, MO Demographics
Pettis County, MO is the 25th most populous of 115 counties in Missouri, with 42,980 residents across 682 square miles. That is about 63 people per square mile.
At the 2020 census
| Population | 42,980 |
|---|---|
| Land area | 682 sq mi |
| Density | 63 / sq mi |
Data: 2020 Census · American Community Survey 2024
How Pettis 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: Pettis County, MO
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around Pettis County, MO — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in Pettis County, MO
| Name | Population | Sq mi | Per sq mi |
|---|---|---|---|
| Census Tract 4802 | 6,418 | 203.8 | 31 |
| Census Tract 4810 | 4,615 | 3.7 | 1,253 |
| Census Tract 4803 | 4,432 | 152.9 | 29 |
| Census Tract 4804 | 4,345 | 80.2 | 54 |
| Census Tract 4801 | 4,008 | 226.7 | 18 |
| Census Tract 4811 | 3,996 | 2.8 | 1,416 |
| Census Tract 4807 | 3,705 | 3.4 | 1,089 |
| Census Tract 4808 | 3,349 | 1.0 | 3,369 |
| Census Tract 4805 | 2,961 | 3.6 | 825 |
| Census Tract 4809 | 2,958 | 0.8 | 3,832 |
| Census Tract 4806 | 2,193 | 3.4 | 654 |
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Metro areas containing Pettis 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.