Total Population in Chester County, PA
ACS 2024 5-Year Estimates
How Chester County Compares
National Distribution
Where Chester County falls among all 3,222 U.S. counties for total population.
■ Chester County: 547,840
Ranking Context
| Rank | County | Value |
|---|---|---|
| #128 | Spokane County, WA | 549,056 |
| #129 | Greenville County, SC | 548,166 |
| #130 | Guilford County, NC | 547,940 |
| #131 | Chester County, PA | 547,840 |
| #132 | Ramsey County, MN | 542,945 |
| #133 | Summit County, OH | 537,864 |
| #134 | Montgomery County, OH | 536,096 |
Total Population in Chester County, Pennsylvania
Chester County, Pennsylvania has a total population of 547,840, which ranks #131 of 3,222 out of 3,222 counties nationwide. This is 99.8% below the national value of 330M.
Within Pennsylvania, Chester County ranks #7 of 67 out of 67 counties. This places it in the 96th percentile nationally.
Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.