Sumter County, SC — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
104,853
Male
50,681
48.3%
Female
54,172
51.7%
Median Age
37.3 yrs
Avg Household Size
2.5
Foreign Born
2.8%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher15.4%
High School or Higher36.7%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
9.8%
Disability
0.0%
Non-English Home
7.2%
Married
38.9%
Sumter County, SC has a population of 104,853 according to 2023 Census Bureau estimates. The median age is 37.3 years. The largest racial or ethnic group is White at 45.1% of the population. 15.4% of residents hold a bachelor's degree or higher. 2.8% of residents are foreign-born.