Colleton County SC Information


Colleton County Subdivisions

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


Total Population 38,988
Population in Households 38,600
Population in Familes 32,006
Population in Group Qrtrs 388
Population Density1 37
Diversity Index2 55


Median Household Income $34,347
Average Household Income $47,520
Per Capita Income $18,681


Total Housing Units 20,137 (100%)
Owner Occupied HU 11,363 (56.4%)
Renter Occupied HU 3,820 (19.0%)
Vacant Housing Units 4,954 (24.6%)
Median Home Value $98,632
Average Home Value $164,158


Total Households 15,183
Average Household Size 2.54
Family Households 10,322
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 0.03% 0.21%
Households 0.04% 0.22%
Families -0.15% 0.1%
Median Household Income   1.4%
Per Capita Income   1.88%


Colleton County SC - Peer Comparisons by Rank and Percentile

The table below compares Colleton 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 # 26 46th
Population Density # 42 11th
Diversity Index # 19 61st
Median Household Income # 38 20th
Per Capita Income # 39 17th

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