Sumter

County:: Sumter County
County Seat:: No
Area (mi²):: 33.029
State:: South Carolina

Sumter is a city located in Sumter County, South Carolina. Sumter has a 2025 population of 42,330. Sumter is currently declining at a rate of -0.51% annually and its population has decreased by -2.51% since the most recent census, which recorded a population of 43,420 in 2020.

The average household income in Sumter is $72,655 with a poverty rate of 15.77%.The median age in Sumter is 33.3 years: 30.1 years for males, and 37.5 years for females.

Demographics

The racial composition of Sumter includes 47.73% Black or African American, 40.28% White, and smaller percentages for Asian, other race, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
Black or African American	20,553	47.73%
White	17,346	40.28%
Two or more races	2,687	6.24%
Asian	1,212	2.81%
Other race	958	2.22%
Native American	309	0.72%

Sumter Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sumter's average per capita income is $41,925. Household income levels show a median of $53,071. The poverty rate stands at 15.77%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$88,188	$110,238
Families	$72,767	$91,956
Households	$53,071	$72,655
Non Families	$30,114	$39,150

$41,925

Average Income

$53,071

Median Household Income

15.77%

Poverty Rate