Sullivans Island ZIP Codes — Charleston County, SC

There is one unique ZIP code in Sullivans Island, South Carolina and it is 29482. Area code: 843.

ZIP codes

2.50

sq mi land

0.87

sq mi water

843

area code

Sullivans Island, SC ZIP code map

About Sullivans Island, SC

Sullivans Island, located in South Carolina, is a charming coastal town known for its rich history and beautiful scenery. This small island community, situated in Charleston County, offers a laid-back atmosphere that attracts both residents and visitors alike. Its pristine beaches and historic sites contribute to its reputation as a peaceful retreat in the Lowcountry.

Location & geography

Sullivans Island is geographically situated just a short distance from historic Charleston, approximately 10 miles away. The town encompasses a total land area of 2.50 square miles, alongside 0.87 square miles of water that enhance its coastal charm. The island's terrain features sandy beaches and lush landscapes, making it a picturesque destination for nature lovers.

Community & economy

The character of Sullivans Island is predominantly residential, with a focus on preserving its quaint charm and natural beauty. The local community thrives on tourism, which centers around its serene beaches, dining establishments, and historical sites. Daily life on the island often includes leisurely beach activities and community events, reflecting a strong sense of pride and connection among its residents.

Transportation

Major routes to Sullivans Island include SC Highway 703, providing direct access to the mainland and surrounding areas. The nearest airport is Charleston International Airport, which lies approximately 20 miles away and offers extensive domestic and some international flights. Local transit options are limited, with most residents relying on personal vehicles to navigate the island and nearby attractions.

History

Sullivans Island was initially established in the late 17th century, and it has a storied past that includes its role in the Revolutionary War. The island was once home to significant fortifications, such as Fort Moultrie, which played a crucial part in defending Charleston. Over the years, the economy has shifted from military significance to a focus on tourism and environmental conservation.

Did you know?

One surprising fact about Sullivans Island is that it was once the site of the largest military surrender during the American Civil War. Additionally, the island's beaches are recognized as among the best in South Carolina, making them a popular destination for both locals and tourists.

ZIP codes for Sullivans Island, SC (1)

ZIP code	City	County	Map
29482	Sullivans Island	Charleston	View map

Demographics & statistics

2,317

Population

51.7

Median age

$171,838

Median household income

$107,987

Per capita income

$2,000,000

Median home value

$2,321

Median monthly rent

84.3%

Home ownership

10.1%

Poverty rate

1.6%

Unemployment

953

Housing units

85.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

129

35–44

126

185

45–54

182

55–59

130

60–64

127

208

65–74

205

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	427	18.4%
18 and over	1,890	81.6%
65 and over	588	25.4%
Median age	51.7 years

Race & ethnicity

White 97.5%

Asian 1%

Two or more races 1%

Hispanic or Latino 0.4%

Other race 0.1%

Group	Count	%
White	2,269	97.5%
Asian	23	1%
Two or more races	23	1%
Hispanic or Latino	10	0.4%
Other race	2	0.1%

Household income

Under $10k 4.6%

$10k–$15k 0.4%

$15k–$25k 2.0%

$25k–$35k 1.5%

$35k–$50k 2.2%

$50k–$75k 9.3%

$75k–$100k 6.0%

$100k–$150k 14.8%

$150k–$200k 17.0%

$200k+ 42.1%

Range	% of households
Under $10k	4.6%
$10k–$15k	0.4%
$15k–$25k	2.0%
$25k–$35k	1.5%
$35k–$50k	2.2%
$50k–$75k	9.3%
$75k–$100k	6.0%
$100k–$150k	14.8%
$150k–$200k	17.0%
$200k+	42.1%
Median income	$171,838

Housing

Home values

Under $50k 1.3%

$100k–$150k 0.6%

$150k–$200k 0.8%

$300k–$500k 0.6%

$500k–$1M 6.2%

$1M+ 90.6%

Housing overview

Metric	Value
Median home value	$2,000,000
Median rent / month	$2,321
Owner occupied	84.3%
Renter occupied	15.7%
Vacant	22.1%
Single-family detached	87.2%
Large apartment buildings	4.0%
Mobile homes	0.0%
Median rooms	7.4
Avg household size (owned)	2.69

Year built

Era	%
2020 or later	1.9%
2010–2019	8.7%
2000–2009	13.4%
1990–1999	16.2%
1980–1989	11.5%
1970–1979	8.5%
1960–1969	2.6%
1950–1959	6.8%
1940–1949	4.7%
1939 or earlier	25.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	6.4%
2 bedrooms	7.3%
3 bedrooms	23.1%
4 bedrooms	38.6%
5+ bedrooms	24.6%

Vehicles per household

Vehicles	% of households
No vehicle	2.1%
1 vehicle	9.3%
2 vehicles	44.6%
3 or more	44.0%

Heating fuel

Fuel type	%
Utility gas	3.7%
Electricity	90.2%
Propane / LP gas	6.1%

Households & families

Household type	Count	%
Married-couple family	578	68.3%
Cohabiting couple	11	1.3%
Male householder, no spouse	102	12.1%
Female householder, no spouse	155	18.3%
Households with children under 18	245	29.0%
Households with seniors (65+)	336	39.7%
Average household size	2.74

Marital status

Status	Male	Female
Never married	34.7%	14.7%
Married	61.2%	60.3%
Separated	0.4%	0.3%
Widowed	0.0%	11.5%
Divorced	3.7%	13.2%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 2.1%

Some college, no degree 10.3%

Associate's degree 2.1%

Bachelor's degree 39.9%

Graduate / professional 45.6%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	85.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	35	6.4%
Kindergarten	7	1.3%
Elementary school	165	29.9%
High school	174	31.6%
College / grad school	170	30.9%

Employment

Industry of employment

Professional & management 27.3%

Education & healthcare 24.4%

Finance & real estate 19.4%

Retail trade 8.1%

Arts, food & hospitality 5.4%

Manufacturing 4.4%

Wholesale trade 2.9%

Transportation & utilities 2.3%

Other services 1.8%

Information 1.6%

Public administration 1.3%

Construction 1.1%

Occupation

Category	%
Management, business & arts	70.2%
Service	12.0%
Sales & office	14.9%
Natural resources & construction	1.9%
Production & transportation	1.0%

Employment type

Type	%
Private sector	72.9%
Government	19.3%
Self-employed	7.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.5%
Carpool	2.4%
Public transit	0.3%
Walk	2.2%
Other means	4.3%
Avg commute (minutes)	19.4

Poverty

All people 10.1%

Under 18 years 5.5%

18 and over 11.1%

Married-couple families 4.0%

Female-led households 14.7%

Income support

Source	% of households
Social Security	36.9%
Retirement income	27.4%
Supplemental Security	1.7%
Cash public assistance	0.0%
Food stamps / SNAP	1.1%

Health indicators

Condition	%
High blood pressure	30.1%
High cholesterol	36.5%
Heart disease	5.2%
Stroke	2.1%
Asthma	8.2%
Arthritis	26.0%
Kidney disease	2.4%
Pulmonary disease	4.2%
Cancer	7.7%

Behavior / access	%
Binge drinking	21.0%
No physical activity	12.1%
Less than 7 hrs sleep	28.0%
Fair or poor health	7.8%
Poor mental health	10.5%
Poor physical health	7.2%
No health insurance	7.0%
Visited doctor (checkup)	78.7%
Visited dentist	82.1%
Cholesterol screening	94.1%
Teeth loss	4.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	131	6.9%

Disability	%
Any disability	4.5%
Under 18	0.0%
18–64 years	4.2%
65 and over	8.3%

Health insurance coverage

Type	%
Private insurance	92.2%
Public insurance	25.2%
Uninsured under 19	1.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,230	96.2%
Spanish	13	0.6%
Other Indo-European	9	0.4%
Asian & Pacific Islander	0	0.0%
Other languages	4	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,264	97.7%
Born in same state	2,253	97.2%
Born in different state	938	40.5%
Foreign born	11	0.5%
Naturalized citizen	53	2.3%
Not a US citizen	35	66.0%

Ancestry

Ancestry	Count	%
French	609	26.3%
Arab	363	15.7%
Italian	335	14.5%
English	26	1.1%

Ancestry	Count	%
Polish	5	0.2%
Norwegian	5	0.2%
Dutch	3	0.1%

Technology access

Metric	% of households
Computer access	36.5%
Internet access	99.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Sullivans Island, SC have?

Sullivans Island, SC has one ZIP code: 29482. Each ZIP code serves a distinct delivery area within the city and surrounding region.