City

Sullivans Island, SC

1 ZIP code  ·  Charleston County  ·  South Carolina

👥2,127Population
💰$179,614Median HH Income▲ 135% above avg
🎂52.9Median Age
🏠$2,000,001Median Home Value▲ 617% above avg
🎓88.3%College Grads▲ 128% above avg
📊1.7%Unemployment▼ 65% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 50.1% Female 49.9% ♀

Race & Ethnicity

White: 97%Hispanic: 2.1%Asian: 0.4%Other: 0.6%Race
White97.0%
Hispanic2.1%
Asian0.4%
Other0.6%

Age Breakdown

Under 5
2%
5–17
16%
18–24
4%
25–44
17%
45–64
35%
65+
17%

Key Indicators

Median Age52.9 yrs
Avg HH Size2.60
Below Poverty8.3% ▼ 17% below avg
College Grads88.3% ▲ 128% above avg
Unemployment1.7% ▼ 65% below avg
HS Graduate36 (2.2%)
Some College39 (2.4%)
Associates114 (7.1%)
Bachelors25 (1.6%)
Graduate Degree1,397 (86.7%)

Education

HS Grad: 2.2%Some College: 2.4%Associates: 7.1%Bachelors: 1.6%Graduate: 86.7%Edu
HS Grad2.2%
Some College2.4%
Associates7.1%
Bachelors1.6%
Graduate86.7%
Housing & Income

Housing Tenure

Owner: 84.6%Renter: 15.4%Tenure
Owner84.6%
Renter15.4%

Home Value Distribution

Under $50k
3%
$100k–$150k
1%
$150k–$200k
2%
$300k–$500k
4%
Over $500k
90%

Financials

Median HH Income$179,614 ▲ 135% above avg
Median Home Value$2,000,000+ ▲ 617% above avg
Home/Income Ratio11.1x (nat avg ~3.5x)
Median Rent$2,402/mo
Total Housing Units1,078
Vacant Units261

Income Distribution

Under $25k
8%
$25k–$50k
4%
$50k–$75k
8%
$75k–$100k
7%
$100k–$150k
12%
$150k–$200k
15%
Over $200k
45%
Employment & Commute

How People Get to Work

Drove Alone
86%
Walked
3%
Work From Home
12%

Commute Time

Under 15 min
36%
15–30 min
45%
30–45 min
17%
Over 45 min
2%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
4%
1960s–1970s
11%
1980s–1990s
18%
2000+
67%
About Sullivans Island, SC

Sullivans Island is a city in South Carolina, located in Charleston County. The city spans 1 ZIP code and is home to approximately 2,127 residents. It is a mature city, with a median age of 52.9 years.

Economically, Sullivans Island is a affluent community. The median household income of $179,614 is more than double the national average. Approximately 8.3% of residents live below the poverty line. The unemployment rate is 1.7%, well below the national average.

The real estate market in Sullivans Island is among the most expensive housing markets in the country. Median home values stand at $2,000,000+, which is more than double the national average. Renters typically pay around $2,402 per month. Homeownership is high at 84.6%, typical of suburban and family-oriented communities.

The population of Sullivans Island is highly educated. 88.3% of adults hold a bachelor's degree or higher — more than double the national average. The community is primarily White (96.99%).

Sullivans Island, SC offers residents above-average earning potential within South Carolina.

ZIP Codes in Sullivans Island
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
29482 2,127 $179,614 $2,000,000+ $2,402 1.7% 88.3% 84.6%