Wilmington Island, GA Profile: Facts, Map & Data


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Wilmington Island, Georgia - Basic Facts

The Wilmington Island Census Designated Place had a population of 15,990 as of July 1, 2017. Wilmington Island ranks in the upper quartile for Population Density and the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Georgia. See peer rankings below.

The primary coordinate point for Wilmington Island is located at latitude 32.0012 and longitude -80.9759 in Chatham County. The formal boundaries for the Wilmington Island Census Designated Place (see map below) encompass a land area of 8.26 sq. miles and a water area of 1.27 sq. miles. Chatham County is in the Eastern time zone (GMT -5). The elevation is 10 feet.

The Wilmington Island Census Designated Place (GNIS ID: 2403033) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Georgia is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Wilmington Island Census Designated Place is located within Tybee Island-Wilmington Island Division of Chatham County.

Beneath the boundary map are tables with Wilmington Island population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Wilmington Island Census Designated Place, GA Boundary Map

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Wilmington Island, GA Data & Demographics (As of July 1, 2017)


Total Population 15,990
Daytime Population: Workers 2,249
Daytime Population: Residents 7,370
Total Daytime Population (TDP) 9,619
Ratio TDP/Total Population1 0.60
Population in Households 15,983
Population in Familes 12,854
Population in Group Qrtrs 7
Population Density2 1,936
Diversity Index3 25


Median Household Income $76,543
Average Household Income $92,000
Per Capita Income $38,497


Total Housing Units 7,178 (100%)
Owner Occupied HU 4,667 (65.0%)
Renter Occupied HU 2,021 (28.2%)
Vacant Housing Units 490 ( 6.8%)
Median Home Value $262,800
Average Home Value $310,328


Total Households 6,688
Average Household Size 2.39
Family Households 4,364
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 0.76% 0.93%
Households 0.66% 0.85%
Families 0.43% 0.68%
Median Household Income   1.65%
Per Capita Income   2.16%

Wilmington Island, GA - Peer Comparisons by Rank and Percentile

The table below compares Wilmington Island to the other 626 incorporated cities, towns and CDPs in Georgia by rank and percentile using July 1, 2017 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 # 71 89th
Population Density # 68 89th
Diversity Index # 553 12th
Median Household Income # 23 96th
Per Capita Income # 27 96th

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

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