Knox County, OH Demographics
Knox County, OH is the 40th most populous of 88 counties in Ohio, with 62,721 residents across 525 square miles. That is about 119 people per square mile.
At the 2020 census
| Population | 62,721 |
|---|---|
| Land area | 525 sq mi |
| Density | 119 / sq mi |
Data: 2020 Census · American Community Survey 2024
How Knox 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: Knox County, OH
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around Knox County, OH — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in Knox County, OH
| Name | Population | Sq mi | Per sq mi |
|---|---|---|---|
| Census Tract 69 | 6,260 | 46.4 | 135 |
| Census Tract 68.01 | 5,737 | 10.1 | 570 |
| Census Tract 74 | 5,709 | 114.7 | 50 |
| Census Tract 72 | 5,329 | 5.5 | 967 |
| Census Tract 67 | 5,209 | 102.8 | 51 |
| Census Tract 68.02 | 5,051 | 82.3 | 61 |
| Census Tract 76 | 4,775 | 14.5 | 329 |
| Census Tract 75 | 4,331 | 8.9 | 487 |
| Census Tract 71 | 3,618 | 2.7 | 1,360 |
| Census Tract 73.01 | 3,447 | 14.0 | 246 |
| Census Tract 73.02 | 3,407 | 4.6 | 743 |
| Census Tract 77.02 | 3,395 | 47.4 | 72 |
| Census Tract 77.01 | 3,283 | 18.1 | 182 |
| Census Tract 70 | 3,170 | 53.5 | 59 |
Related places
Other counties nearby
Nearest counties
Metro areas containing Knox 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.