Summerville, SC Profile: Facts, Map & Data

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Summerville, South Carolina - Basic Facts

The Town of Summerville is an incorporated place (Class Code P1) located in Dorchester County at latitude 33.0058 and longitude -80.1793. Dorchester County is in the Eastern time zone (GMT -5). The elevation is 72 feet.

The formal official name is the Town of Summerville, but most people and references simply refer to it as Summerville, South Carolina.

The P1 Census Class Code for Summerville indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

Alternate Unofficial Names for Summerville: Flower Town In the Pines.

Town of Summerville, SC Boundary Map

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Boundary Maps: Summerville Division | Dorchester County | South Carolina Counties

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Summerville, SC Data & Demographics (As of July 1, 2014)


Total Population 46,069
Population in Households 45,793
Population in Familes 37,931
Population in Group Qrtrs 276
Population Density1 2,553
Diversity Index2 50


Total Households 18,113
Average Household Size 2.53
Family Households 12,609
Average Family Size 3


Total Housing Units 19,875 (100%)
Owner Occupied HU 11,774 (59.2%)
Renter Occupied HU 6,339 (31.9%)
Vacant Housing Units 1,762 ( 8.9%)
Median Home Value $186,364
Average Home Value $206,145


Median Household Income $51,642
Average Household Income $65,224
Per Capita Income $25,440
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 1.42% 1.77%
Households 1.69% 1.87%
Families 1.91% 1.73%
Median Household Income   1.69%
Per Capita Income   1.64%
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.

Summerville, SC - Peer Comparisons by Rank and Percentile

The table below compares Summerville to the other 395 incorporated cities, towns and CDPs in South Carolina by rank and percentile using July 1, 2014 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 # 7 98th
Population Density1 # 6 99th
Diversity Index2 # 211 47th
Median Household Income # 44 89th
Per Capita Income # 61 85th

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