Statistics for Charleston County
Latest official figures for Charleston County, each linked to its source.
Demography
| Population | 436,200 persons | 2025 |
| Median age | 39.2 years | 2024 |
| Live births, July to June | 4,868 count | 2025 |
| Deaths, July to June | 3,653 count | 2025 |
| Crude birth rate, July to June | 11.2 per 1,000 inhabitants | 2025 |
| Crude death rate, July to June | 8.4 per 1,000 inhabitants | 2025 |
Labor market
| Unemployment rate | 3.5 % | 2026-08 |
Income and living conditions
| Poverty rate (US official measure) | 10.3 % | 2024 |
| Median household income | 88,494 USD | 2024 |
Economy
| Gross domestic product (GDP), US dollars | 50,461.9 USD million | 2024 |
| Real GDP growth | 4.7 % | 2024 |