Total Population in Peoria County, IL
ACS 2024 5-Year Estimates
179,645
Rank #383/3,222 · #12 in IL
88th
Peoria 179,645
IL 13M -98.6%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Peoria County's total population of 179,645 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 Peoria County for total population.
Nearby Rankings
Full ranking →| #380 | Lee County, AL | 181,134 |
| #381 | Imperial County, CA | 180,202 |
| #382 | Vanderburgh County, IN | 180,117 |
| #383 | Peoria County, IL | 179,645 |
| #384 | Paulding County, GA | 178,909 |
| #385 | Shawnee County, KS | 178,025 |
| #386 | Pitt County, NC | 177,193 |
About Total Population
Peoria County, Illinois has a total population of 179,645, ranking #383 of 3,222 counties nationwide — 99.9% below the national value of 330M. Within Illinois, it ranks #12 of 102. This places it in the 88th 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.