Lexington County, South Carolina Demographics 2026

Population Overview

Lexington County is located in South Carolina with a total population of 300,370. It is the 6th most populous county out of 46 in South Carolina.

Age Demographics

The median age in Lexington County is 39.7 years. This is about average than the state median of 40.1 years.

Economy, Income & Housing

The median household income in Lexington County is $75,014. This is 12% higher than the state median of $66,818. Compared to the national median of $78,538, household income here is 4% lower. The poverty rate stands at 11.4%. This is 19% lower than the state poverty rate of 14.2%. The unemployment rate is 4.2%. This is 15% lower than the state rate of 5.0%. The median home value is $217,700. Housing costs are 8% lower than the state median of $236,700. With a home-value-to-income ratio of just 2.9x, Lexington County is one of the most affordable housing markets in the area. 76.8% of occupied housing units are owner-occupied. This homeownership rate is 8% higher than the state average of 71.4%.

Race & Ethnicity

The largest racial or ethnic group in Lexington County is White (non-Hispanic), making up 71.2% of the population. Black or African American residents account for 14.8%.

Education

33.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 5% higher than the state rate of 31.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.5%.