Total Population in Clark County, OH
ACS 2024 5-Year Estimates
135,158
Rank #488/3,222 · #21 in OH
85th
Clark 135,158
OH 12M -98.9%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Clark County's total population of 135,158 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 Clark County for total population.
Nearby Rankings
Full ranking →| #485 | Florence County, SC | 137,117 |
| #486 | Tangipahoa Parish, LA | 136,738 |
| #487 | Washington County, TN | 136,261 |
| #488 | Clark County, OH | 135,158 |
| #489 | Napa County, CA | 134,869 |
| #490 | Pickens County, SC | 134,629 |
| #491 | Humboldt County, CA | 134,541 |
About Total Population
Clark County, Ohio has a total population of 135,158, ranking #488 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Ohio, it ranks #21 of 88. This places it in the 85th 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.