Kiawah Island, South Carolina Population 2020

1,762

Kiawah Island is a city located in South Carolina. With a 2020 population of 1,762, it is the 129th largest city in South Carolina and the 8103rd largest city in the United States. Kiawah Island is currently declining at a rate of 0.00% annually and its population has increased by 8.36% since the most recent census, which recorded a population of 1,626 in 2010. Kiawah Island reached it's highest population of 1,767 in 2016. Spanning over 13 miles, Kiawah Island has a population density of 160 people per square mile.

The average household income in Kiawah Island is $264,560 with a poverty rate of 6.95%. The median rental costs in recent years comes to $2,045 per month, and the median house value is $1.41 Mn. The median age in Kiawah Island is 68 years, 69.1 years for males, and 67 years for females. For every 100 females there are 93.5 males.

Kiawah Island Demographics

According to the most recent ACS, the racial composition of Kiawah Island was:

  • White: 97.05%
  • Black or African American: 1.97%
  • Asian: 0.72%
  • Two or more races: 0.26%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Kiawah Island, South Carolina is 1,762, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 1,762.The last official US Census in 2010 recorded the population at 1,626.

Kiawah Island, South Carolina Population 2020

Population by Race

Race Population Percentage
White1,48097.05%
Black or African American301.97%
Asian110.72%
Two or More Races40.26%

Kiawah Island Population Pyramid 2020

Kiawah Island Median Age

68


Total

69.1


Male

67


Female

Kiawah Island Adults

There are 1,520 adults, (895 of whom are seniors) in Kiawah Island.

Kiawah Island Age Dependency

144

Age Dependency Ratio

143.2

Old Age Dependency Ratio

0.8

Child Dependency Ratio

Kiawah Island Sex Ratio

Female

788

51.67%

Male

737

48.33%

Kiawah Island Households and Families

Kiawah Island Renter vs Owner Occupied by Household Type

Kiawah Island Household Types

Type Owner Renter
Male100%0%
Married100%0%
All96.9%3.1%
Non Family92.3%7.7%
Female26.7%73.3%

96.9%

Rate of Home Ownership

Type Count Average Size Owned
All8041.996.9
Married6042.08100
Non Family1821.292.3
Female152.4726.7
Male34100

2.09

Average Family Size

1.9

Average Household Size

2.1%

Unmarried (Opposite Sex)

0.6%

Unmarried (Same Sex)

Kiawah Island Education

Education Attained Count Percentage
Less Than 9th Grade0.00%
9th to 12th Grade0.00%
High School Graduate694.57%
Some College16310.80%
Associates Degree523.45%
Bachelors Degree62941.68%
Graduate Degree59639.50%

Kiawah Island Educational Attainment by Race

Name Total High School Bachelors
White1,4441,4441,193
Black303016
Hispanic20205
Asian111111
Multiple Races44

The highest rate of high school graduation is among white people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 100.00%.

Name Average Male Female
Overall$66,944$106,250$
Less Than High School$$$
High School Grad$$$
Some College$$$211,563
Bachelors Degree$$211,429$
Graduate Degree$72,344$91,250$

$66,944

Average Earnings

$106,250

Average Male

$

Average Female

Kiawah Island Language

Kiawah Island Language by Age

Kiawah Island Language

97.90% of Kiawah Island residents speak only English, while 2.10% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.84% of the population.

Kiawah Island Poverty

Kiawah Island Poverty by Race

Name Total In Poverty Poverty Rate
White1,4601026.99%
Multiple44100.00%

6.95%

Overall Poverty Rate

5.02%

Male Poverty Rate

8.76%

Female Poverty Rate

Poverty in Kiawah Island

The race most likely to be in poverty in Kiawah Island is Multiple, with 100.00% below the poverty level.

The race least likely to be in poverty in Kiawah Island is White, with 6.99% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 3.60%, and for those that did not work, the poverty rate was 9.70%.

Name Poverty
Some College10.70%
Bachelors or Greater6.04%
High School5.80%
Less Than High SchoolNaN%
Name Poverty
Female Employed7.14%
Female Unemployed0.00%
Male Unemployed0.00%
Male Employed0.00%

Kiawah Island Income

Kiawah Island Income by Household Type

Name Median Mean
Households$143,750$264,560
Families$190,000$293,991
Married Families$208,095-
Non Families$90,556$163,930

Kiawah Island Marital Status

Kiawah Island Marital Status

Marriage Rates

84.4%

Overall Marriage Rate

85.2%

Male Marriage Rate

83.6%

Female Marriage Rate

Kiawah Island Married by Age and Sex

Kiawah Island Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.

Kiawah Island Marital Status by Race

Kiawah Island Veterans

147

Number of Veterans

147

Male Veterans

Female Veterans

War Veterans
Vietnam70
Korea35
World War II15
Second Gulf War7
First Gulf War

$Kiawah Island Veterans by Education

6.12%

Veteran Poverty Rate

24.49%

Veteran Disability Rate

Kiawah Island Employment Status

31.6%

Labor Force Participation

30.6%

Employment Rate

3.3%

Unemployment Rate

Kiawah Island Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

9.18%

Born in South Carolina

95.34%

Native Born

4.66%

Foreign Born

0.52%

Non Citizen

Place of Birth

95.34% of Kiawah Island residents were born in the United States, with 9.18% having been born in South Carolina. 0.52% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Year Population Growth Annual Growth Rate
20201,7620.00%
20191,7620.00%
20181,762-5-0.28%
20171,7670.00%
20161,767261.49%
20151,741281.63%
20141,713171.00%
20131,696171.01%
20121,679251.51%
20111,654261.60%
20101,6280.00%