Marlboro County SC Information


Marlboro County Subdivisions

Marlboro County SC Data & Demographics (As of July 1, 2016)


Total Population 28,610
Population in Households 25,133
Population in Familes 20,574
Population in Group Qrtrs 3,477
Population Density1 60
Diversity Index2 60


Total Households 10,274
Average Household Size 2.45
Family Households 6,741
Average Family Size 3


Total Housing Units 12,017 (100%)
Owner Occupied HU 6,581 (54.8%)
Renter Occupied HU 3,693 (30.7%)
Vacant Housing Units 1,743 (14.5%)
Median Home Value $63,004
Average Home Value $88,683


Median Household Income $29,482
Average Household Income $41,241
Per Capita Income $16,147
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.18% -0.47%
Households -0.17% -0.44%
Families -0.38% -0.56%
Median Household Income   0.8%
Per Capita Income   1.11%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Marlboro County SC - Peer Comparisons by Rank and Percentile

The table below compares Marlboro County to the other 46 counties and county equivalents in South Carolina by rank and percentile using July 1, 2016 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 # 34 28th
Population Density1 # 28 41st
Diversity Index2 # 4 93rd
Median Household Income # 42 11th
Per Capita Income # 43 9th

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