Wilmington Island

County:: Chatham County
County Seat:: No
Area (mi²):: 8.302
State:: Georgia

Wilmington Island is a CDP located in Chatham County, Georgia. Wilmington Island has a 2025 population of 15,259. Wilmington Island is currently growing at a rate of 0.05% annually but its population has decreased by -2.23% since the most recent census, which recorded a population of 15,607 in 2020.

The average household income in Wilmington Island is $114,343 with a poverty rate of 4.3%.The median age in Wilmington Island is 43.9 years: 43.7 years for males, and 44.3 years for females.

Demographics

The racial composition of Wilmington Island includes 91.22% White, and smaller percentages for Asian, Black or African American, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	13,187	91.22%
Two or more races	524	3.62%
Asian	320	2.21%
Black or African American	220	1.52%
Other race	206	1.42%

Wilmington Island Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Wilmington Island's average per capita income is $59,919. Household income levels show a median of $92,578. The poverty rate stands at 4.3%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$118,145	-
Families	$110,140	$130,759
Households	$92,578	$114,343
Non Families	$70,978	$77,935

$59,919

Average Income

$92,578

Median Household Income

4.3%

Poverty Rate