Summerville, SC Profile: Facts & Data


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Summerville, South Carolina - Basic Facts

The Town of Summerville is the 7th largest city in South Carolina with a population of 50,081 as of July 1, 2018. Summerville ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in South Carolina. See peer rankings below.

The primary coordinate point for Summerville is located at latitude 33.0058 and longitude -80.1793 in Dorchester County. The formal boundaries for the Town of Summerville (see map below) encompass a land area of 17.78 sq. miles and a water area of 0.11 sq. miles. Dorchester County is in the Eastern time zone (GMT -5). The elevation is 72 feet.

While the primary coordinates for Town of Summerville are located in Dorchester County, it should be noted that the formal boundaries for this community also extend into Berkeley County, and Charleston County.

The Town of Summerville (GNIS ID: 2406684) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

South Carolina is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Town of Summerville is located within Summerville Division of Dorchester County.

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

Jump to... (On This Page!)
  1. Summerville 2018 Demographic Data
  2. Growth Rates for Summerville (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. South Carolina Research Tools (Easy Tools & Current Data)
  3. South Carolina Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


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


Total Population 50,081
Population in Households 49,823
Population in Familes 41,446
Population in Group Qrtrs 258
Population Density2 2,816
Diversity Index3 50


Median Household Income $58,701
Average Household Income $76,515
Per Capita Income $29,452


Total Housing Units 20,938 (100%)
Owner Occupied HU 13,082 (62.5%)
Renter Occupied HU 6,352 (30.3%)
Vacant Housing Units 1,505 ( 7.2%)
Median Home Value $192,555
Average Home Value $239,584


Total Households 19,433
Average Household Size 2.56
Family Households 13,467
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. 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.


2010-2018 2018-2023
Population 1.91% 1.69%
Households 1.94% 1.67%
Families 1.94% 1.54%
Median Household Income   2.63%
Per Capita Income   2.57%

Summerville, SC - Peer Comparisons by Rank and Percentile

The table below compares Summerville to the other 396 incorporated cities, towns and CDPs 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 # 7 98th
Population Density # 5 99th
Diversity Index # 211 47th
Median Household Income # 46 89th
Per Capita Income # 59 85th

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

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South Carolina Census Data Comparison Tool

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