In 2017, Marlboro County, SC had a population of 27.5k people with a median age of 39.9 and a median household income of $33,921. Between 2016 and 2017 the population of Marlboro County, SC declined from 27,702 to 27,505, a -0.711% decrease and its median household income grew from $32,601 to $33,921, a 4.05% increase.
The 5 largest ethnic groups in Marlboro County, SC are Black or African American (Non-Hispanic) (50.2%), White (Non-Hispanic) (39.2%), Two or More Races (Non-Hispanic) (3.62%), American Indian & Alaska Native (Non-Hispanic) (3.27%), and White (Hispanic) (1.86%). N/A% of the people in Marlboro County, SC speak a non-English language, and 98.1% are U.S. citizens.
The median property value in Marlboro County, SC is $60,500, and the homeownership rate is 66.3%. Most people in Marlboro County, SC commute by Drove Alone, and the average commute time is 24.7 minutes. The average car ownership in Marlboro County, SC is 2 cars per household.