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Preble County, OH Demographics

Preble County, OH is the 61st most populous of 88 counties in Ohio, with 40,999 residents across 424 square miles. That is about 97 people per square mile.

At the 2020 census

Population 40,999
Land area 424 sq mi
Density 97 / sq mi

Data: 2020 Census · American Community Survey 2024

How Preble 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: Preble County, OH

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

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

Census tracts in Preble County, OH

Name Population Sq mi Per sq mi
Census Tract 4550.02 5,750 5.1 1,130
Census Tract 4201 4,305 35.7 121
Census Tract 4801 4,221 36.5 116
Census Tract 4701.02 4,167 47.8 87
Census Tract 4401 3,730 36.4 102
Census Tract 4701.01 3,573 11.2 318
Census Tract 4001 3,226 35.0 92
Census Tract 4601 2,840 105.5 27
Census Tract 4301 2,669 34.9 76
Census Tract 4550.01 2,273 4.2 546
Census Tract 4501 2,161 36.7 59
Census Tract 4101 2,084 35.1 59

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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 →