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County · South Carolina
Charleston County
431,001Population
5.5 %Change since 2020
4,481Net migration
3.6 %Unemployment rate
Facts
- Population
- 431,001 (2024)
- Change since 2020
- 5.5 %
- Net migration
- 4,481 (2023)
- Unemployment rate
- 3.6 % (2025)
- State
- South Carolina
- Population base, April 2020
- 408,530 (2020)
- Births
- 5,011 (2023)
- Births per 1,000 residents, 2023
- 11.6
- Deaths
- 3,664 (2023)
- Deaths per 1,000 residents, 2023
- 8.5
- Natural change, 2023
- 1,347
- International migration
- 2,258 (2023)
- Domestic migration
- 2,223 (2023)
- Net migration per 1,000, 2023
- 10.4
- Postal code
- SC
- FIPS code
- 45019
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 3.6 % |
| 2024 | 3.3 % |
| 2023 | 2.4 % |
| 2022 | 2.7 % |
| 2021 | 3.5 % |
| 2020 | 6.1 % |
| 2019 | 2.2 % |
| 2018 | 2.7 % |
| 2017 | 3.4 % |
| 2016 | 4.0 % |
| 2015 | 4.8 % |
| 2014 | 5.0 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 431,001 |
| 2023 | 425,805 |
| 2022 | 419,952 |
| 2021 | 414,605 |
| 2020 | 409,958 |