Kiawah Island

County:: Charleston County
County Seat:: No
Area (mi²):: 11.171
State:: South Carolina

Kiawah Island is a town located in Charleston County, South Carolina. Kiawah Island has a 2025 population of 1,949. Kiawah Island is currently declining at a rate of -0.66% annually and its population has decreased by -3.23% since the most recent census, which recorded a population of 2,014 in 2020.

The average household income in Kiawah Island is $411,440 with a poverty rate of 2.69%.The median age in Kiawah Island is 66 years: 66 years for males, and 65.9 years for females.

Demographics

The racial composition of Kiawah Island includes 98.13% White, and smaller percentages for Asian, Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	2,155	98.13%
Asian	25	1.14%
Two or more races	16	0.73%

Kiawah Island Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Kiawah Island's average per capita income is $80,208. Household income levels show a median of $236,607. The poverty rate stands at 2.69%.

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
Families	$250,001	$463,767
Married Families	$250,001	-
Households	$236,607	$411,440
Non Families	$79,107	$139,226

$80,208

Average Income

$236,607

Median Household Income

2.69%

Poverty Rate