Sullivans Island, SC Profile: Facts, Map & Data

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Sullivans Island, South Carolina - Basic Facts

The Town of Sullivan's Island is an incorporated place (Class Code C4) located in Charleston County at latitude 32.7709 and longitude -79.8311. Charleston County is in the Eastern time zone (GMT -5). The elevation is 7 feet.

The formal official name is the Town of Sullivan's Island, but most people and references simply refer to it as Sullivans Island, South Carolina.

The C4 Census Class Code for Sullivans Island indicates a an active incorporated place with an alternate official common name.. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the Town of Sullivan's Island (see map below) encompass a land area of 2.5 sq. miles and a water area of 0.94 sq. miles.

Alternate Unofficial Names for Sullivans Island: Moultrieville, Sullivan's Island.

Town of Sullivan's Island, SC Boundary Map

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

POPULATION

Total Population 1,870
Population in Households 1,870
Population in Familes 1,448
Population in Group Qrtrs 0
Population Density1 749
Diversity Index2 5
 

HOUSEHOLDS

Total Households 806
Average Household Size 2.32
Family Households 502
Average Family Size 3

HOUSING

Total Housing Units 1,110 (100%)
Owner Occupied HU 567 (51.1%)
Renter Occupied HU 239 (21.5%)
Vacant Housing Units 304 (27.4%)
Median Home Value $1,000,001
Average Home Value $1,085,714
 

INCOME

Median Household Income $148,483
Average Household Income $170,744
Per Capita Income $73,593
  (Compound Annual Growth Rates)

GROWTH RATES

2010-2014 2014-2019
Population 1.02% 1.75%
Households 1.24% 1.75%
Families 0.96% 1.58%
Median Household Income   4.71%
Per Capita Income   4.31%
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.

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Sullivans Island, SC - Peer Comparisons by Rank and Percentile

The table below compares Sullivans Island 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 # 189 52nd
Population Density1 # 171 57th
Diversity Index2 # 393 1st
Median Household Income # 1 100th
Per Capita Income # 3 99th

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