Charleston County, SC — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
414,711
Male
201,090
48.5%
Female
213,621
51.5%
Median Age
39.0 yrs
Avg Household Size
2.3
Foreign Born
6.5%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher35.4%
High School or Higher48.7%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.7%
Disability
0.0%
Non-English Home
5.1%
Married
40.7%
Charleston County, SC has a population of 414,711 according to 2023 Census Bureau estimates. The median age is 39.0 years. The largest racial or ethnic group is White at 66.2% of the population. 35.4% of residents hold a bachelor's degree or higher. 6.5% of residents are foreign-born.