Sumter County SC Information


Sumter County Subdivisions

Sumter County SC Data & Demographics (As of July 1, 2018)


Total Population 109,312
Population in Households 106,646
Population in Familes 89,344
Population in Group Qrtrs 2,666
Population Density1 164
Diversity Index2 59


Median Household Income $43,486
Average Household Income $58,247
Per Capita Income $22,630


Total Housing Units 47,749 (100%)
Owner Occupied HU 28,540 (59.8%)
Renter Occupied HU 12,765 (26.7%)
Vacant Housing Units 6,444 (13.5%)
Median Home Value $119,341
Average Home Value $142,714


Total Households 41,305
Average Household Size 2.58
Family Households 28,512
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.21% 0.24%
Households 0.27% 0.27%
Families 0.09% 0.15%
Median Household Income   2.86%
Per Capita Income   2.65%


Sumter County SC - Peer Comparisons by Rank and Percentile

The table below compares Sumter County to the other 46 counties and county equivalents in South Carolina by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 15 70th
Population Density # 15 70th
Diversity Index # 5 91st
Median Household Income # 19 61st
Per Capita Income # 27 43rd

Additional comparisons and rankings can be made with a VERY EASY TO USE South Carolina Census Data Comparison Tool.