In 2021, Jefferson County, MS had a population of 7.29k people with a median age of 40.5 and a median household income of $29,205. Between 2020 and 2021 the population of Jefferson County, MS grew from 7,129 to 7,286, a 2.2% increase and its median household income declined from $29,524 to $29,205, a −1.08% decrease.
The 5 largest ethnic groups in Jefferson County, MS are Black or African American (Non-Hispanic) (80.3%), White (Non-Hispanic) (12.9%), Black or African American (Hispanic) (2.99%), Two+ (Hispanic) (2.07%), and Two+ (Non-Hispanic) (0.769%).
None of the households in Jefferson County, MS reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.3% of the residents in Jefferson County, MS are U.S. citizens.
In 2021, the median property value in Jefferson County, MS was $64,800, and the homeownership rate was 70.9%.
Most people in Jefferson County, MS drove alone to work, and the average commute time was 28.1 minutes. The average car ownership in Jefferson County, MS was 2 cars per household.
Jefferson County, MS borders Tensas Parish, LA, Adams County, MS, Claiborne County, MS, Copiah County, MS, Franklin County, MS, and Lincoln County, MS.