About Chester County
Chester County is a mid-sized city located in United States, in the Pennsylvania region. According to the latest available data (2026), the population of Chester County is approximately 534,413 residents, making it the #135 most populous city in United States.
Globally, Chester County ranks #3,512 among the world's most populated cities.
Chester County City Statistics
| City | Chester County |
| Country |  United States |
| Population | 534,413 |
| Global Rank | #3,512 |
| Rank in United States | #135 of 867 cities |
| City Category | mid-sized city |
| Region | Pennsylvania |
| Latitude | 39.97 |
| Longitude | -75.75 |
| Data Year | 2026 |
Population Comparison
To put Chester County's population of 534,413 into perspective:
- Chester County has over 534,000 residents.
Where is Chester County Located?
Chester County is located in United States, in the Pennsylvania region, at coordinates 39.97° latitude and -75.75° longitude. Chester County sits in the subtropics, typically enjoying warm temperatures year-round.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of Chester County?
The population of Chester County is approximately 534,413 residents according to the latest available data (2026).
Where is Chester County located?
Chester County is located in United States at approximately 39.97° latitude and -75.75° longitude.
Is Chester County one of the largest cities in United States?
With a population of 534,413, Chester County is one of the notable urban areas in United States. It ranks #135 out of 867 cities in the country.
