Total Population in Clay County, MO
ACS 2024 5-Year Estimates
258,122
Rank #278/3,222 · #6 in MO
91th
Clay 258,122
MO 6,191,814 -95.8%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Clay County's total population of 258,122 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 Clay County for total population.
Nearby Rankings
Full ranking →| #275 | Harford County, MD | 263,757 |
| #276 | Kalamazoo County, MI | 262,375 |
| #277 | Williamson County, TN | 260,351 |
| #278 | Clay County, MO | 258,122 |
| #279 | Marin County, CA | 257,969 |
| #280 | Yakima County, WA | 257,152 |
| #281 | Washington County, AR | 256,765 |
About Total Population
Clay County, Missouri has a total population of 258,122, ranking #278 of 3,222 counties nationwide — 99.9% below the national value of 330M. Within Missouri, it ranks #6 of 115. This places it in the 91th 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.