About Charleston County
Charleston County is a city located in United States, in the South Carolina region. According to the latest available data (2026), the population of Charleston County is approximately 408,235 residents, making it the #184 most populous city in United States.
Globally, Charleston County ranks #4,521 among the world's most populated cities.
Charleston County City Statistics
| City | Charleston County |
| Country |  United States |
| Population | 408,235 |
| Global Rank | #4,521 |
| Rank in United States | #184 of 867 cities |
| City Category | city |
| Region | South Carolina |
| Latitude | 32.82 |
| Longitude | -79.9 |
| Data Year | 2026 |
Where is Charleston County Located?
Charleston County is located in United States, in the South Carolina region, at coordinates 32.82° latitude and -79.9° longitude. Charleston 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 Charleston County?
The population of Charleston County is approximately 408,235 residents according to the latest available data (2026).
Where is Charleston County located?
Charleston County is located in United States at approximately 32.82° latitude and -79.9° longitude.
Is Charleston County one of the largest cities in United States?
With a population of 408,235, Charleston County is one of the notable urban areas in United States. It ranks #184 out of 867 cities in the country.
