Total Population in Fairfield County, OH
ACS 2024 5-Year Estimates
163,453
Rank #423/3,222 · #19 in OH
87th
Fairfield 163,453
OH 12M -98.6%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Fairfield County's total population of 163,453 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Fairfield County for total population.
Nearby Rankings
Full ranking →| #420 | Rock County, WI | 164,350 |
| #421 | Catawba County, NC | 163,573 |
| #422 | Stafford County, VA | 163,466 |
| #423 | Fairfield County, OH | 163,453 |
| #424 | Citrus County, FL | 162,472 |
| #425 | Columbia County, GA | 162,434 |
| #426 | Martin County, FL | 162,176 |
About Total Population
Fairfield County, Ohio has a total population of 163,453, ranking #423 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Ohio, it ranks #19 of 88. This places it in the 87th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.