Total Population in Riley County, KS
ACS 2024 5-Year Estimates
71,946
Rank #775/3,222 · #7 in KS
76th
Riley 71,946
KS 2,947,197 -97.6%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Riley County's total population of 71,946 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 Riley County for total population.
Nearby Rankings
Full ranking →| #772 | Vermilion County, IL | 72,386 |
| #773 | DeKalb County, AL | 72,269 |
| #774 | Christian County, KY | 72,069 |
| #775 | Riley County, KS | 71,946 |
| #776 | Columbia County, FL | 71,789 |
| #777 | Greene County, TN | 71,628 |
| #778 | Lauderdale County, MS | 71,504 |
About Total Population
Riley County, Kansas has a total population of 71,946, ranking #775 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Kansas, it ranks #7 of 105. This places it in the 76th 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.