Charleston, SC Profile: Facts & Data


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Charleston, South Carolina - Basic Facts

The City of Charleston is the largest city in South Carolina with a population of 143,224 as of July 1, 2018. Charleston 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 Charleston is located at latitude 32.8179 and longitude -79.959 in Charleston County. The formal boundaries for the City of Charleston (see map below) encompass a land area of 109.04 sq. miles and a water area of 18.51 sq. miles. Charleston County is in the Eastern time zone (GMT -5). The elevation is 10 feet.

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

The City of Charleston (GNIS ID: 2404030) 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 City of Charleston is located within Charleston Central Division of Charleston County.

Alternate Unofficial Names for Charleston: Charles Town, Charles Towne, Charlestowne, Charlstoun, Charlstown.

Jump to... (On This Page!)
  1. Charleston 2018 Demographic Data
  2. Growth Rates for Charleston (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.


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


Total Population 143,224
Population in Households 137,362
Population in Familes 94,061
Population in Group Qrtrs 5,862
Population Density2 1,314
Diversity Index3 50


Median Household Income $57,393
Average Household Income $85,195
Per Capita Income $37,262


Total Housing Units 70,023 (100%)
Owner Occupied HU 33,303 (47.6%)
Renter Occupied HU 29,129 (41.6%)
Vacant Housing Units 7,592 (10.8%)
Median Home Value $272,829
Average Home Value $404,303


Total Households 62,431
Average Household Size 2.2
Family Households 32,368
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 2.12% 2.1%
Households 2.13% 2.1%
Families 2.22% 1.98%
Median Household Income   2.56%
Per Capita Income   2.22%

Charleston, SC - Peer Comparisons by Rank and Percentile

The table below compares Charleston 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 # 1 100th
Population Density # 83 79th
Diversity Index # 208 48th
Median Household Income # 54 87th
Per Capita Income # 25 94th

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

Compare South Carolina July 1, 2018 Data
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