Total Population in Union County, OH
ACS 2024 5-Year Estimates
How Union County Compares
National Distribution
Where Union County falls among all 3,222 U.S. counties for total population.
■ Union County: 67,324
Ranking Context
| Rank | County | Value |
|---|---|---|
| #811 | Allegany County, MD | 67,452 |
| #812 | Liberty County, GA | 67,397 |
| #813 | Madison County, NY | 67,328 |
| #814 | Union County, OH | 67,324 |
| #815 | San Benito County, CA | 67,290 |
| #816 | Marquette County, MI | 67,112 |
| #817 | Trujillo Alto Municipio, PR | 67,088 |
Total Population in Union County, Ohio
Union County, Ohio has a total population of 67,324, which ranks #814 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.
Within Ohio, Union County ranks #36 of 88 out of 88 counties. This places it in the 75th percentile nationally.
Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.