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Sullivan's Island town, South Carolina

City

Population: 2,127 (2023 estimate)

Located in South Carolina , South Carolina

Census Bureau data for Sullivan's Island town from the American Community Survey. "Cities" in Census data include incorporated places, towns, villages, and census-designated places (CDPs) — all places where the Census collects community-level estimates.

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Data: U.S. Census Bureau, ACS 5-Year Estimates, 2023 (released December 2024).

Quick Facts — Sullivan's Island town

What is the median household income in Sullivan's Island town?
The median household income in Sullivan's Island town is $179,614 (U.S. Census Bureau ACS 5-Year Estimates, 2023).
What is the poverty rate in Sullivan's Island town?
The poverty rate in Sullivan's Island town is 2.5% (U.S. Census Bureau ACS 2023).
What is the median home value in Sullivan's Island town?
$2,000,001 (U.S. Census Bureau ACS 2023).
What is the average rent in Sullivan's Island town?
The median gross rent in Sullivan's Island town is $2,402 per month (U.S. Census Bureau ACS 2023).
What percentage of Sullivan's Island town residents have a college degree?
87.2% of adults in Sullivan's Island town hold a bachelor's degree or higher (U.S. Census Bureau ACS 2023).
Population
2,127
Median Income
$179,614
Median Home Value
$2,000,001
Poverty Rate
2.5%
Unemployment (ACS 2023)
1.7%
Median Age
52.0 yrs
Since 2019 Median Income: +$43,086 (+31.6%) Home Value: +$226,901 (+12.8%) Poverty Rate: -2.5 pp (-50%) Bachelor's+: +3.6 pp (+4.3%) Unemployment: -4.3 pp (-71.7%)

Demographics

Total Population 2,127
Median Age 52.0
Female 49.9%
Race & Ethnicity
Hispanic or Latino 2.1% White (non-Hisp.) 97.0% Asian 0.4% Two or More 0.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Income & Poverty

Median Household Income $179,614 ±$25,856
+$112,796 vs. state
Per Capita Income $321,591
Median Family Income $250,001
Poverty Rate 2.5%
-7.6 pp vs. state
Child Poverty Rate 2.6%
Working-Age Poverty Rate —
SNAP Recipients 0.7%
Social Security Income —
Retirement Income 27.5%
Household Income Distribution
< $10k
4.3%
$15–25k
3.8%
$25–35k
1.7%
$35–50k
2.4%
$50–75k
8.2%
$75–100k
6.7%
$100–150k
12.4%
$150–200k
15.2%
$200k+
45.3%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Housing

Total Housing Units 1,078
Owner-Occupied 84.6%
Renter-Occupied 15.4%
Vacancy Rate 24.2%
Median Home Value $2,000,001
+$1,763,301 vs. state
Median Gross Rent $2,402
Owner Cost Burden (30%+) 32.1%
Renter Cost Burden (30%+) 53.0%
Home Value Distribution
< $50k
1.0%
$100–200k
0.4%
$300–500k
1.3%
$500k–$1M
3.6%
$1M+
93.1%
Gross Rent Distribution
$1–1.5k
8.1%
$1.5–2k
25.2%
$2–2.5k
20.7%
$3.5k+
45.9%
Vehicle Availability
No vehicle
2.0%
1 vehicle
13.1%
2 vehicles
41.9%
3+
43.1%
Housing Type
Single-fam. det.
88.9%
Single-fam. att.
0.2%
5–19 units
2.1%
20+ units
3.1%
Mobile home
0.8%
Housing Age
Pre-1940
24.7%
1940–1969
4.1%
1970–1999
8.3%
2000–2009
14.0%
2010+
9.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Education

High School or Higher 99.9%
Bachelor's or Higher 87.2%
+55.7 pp vs. state
Graduate Degree 45.9%
Some College / Associate 9.2%
Less Than High School 0.0%
Enrolled in School —

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Employment

Labor Force Participation 62.9%
Unemployment Rate 1.7%
-3.3 pp vs. state
Work from Home 11.1%
Self-Employed 6.4%
Government Workers 19.3%
Private For-Profit 74.0%
Industry
Prof. Services
24.7%
Edu/Health
24.0%
Finance
20.5%
Retail
10.2%
Manufacturing
5.1%
Arts/Entmt.
4.3%
Wholesale
2.9%
Public Admin
2.2%
Information
1.6%
Transportation
1.4%
Construction
1.2%
Occupation
Management
69.8%
Sales
14.9%
Food Prep
10.8%
Construction
2.2%
Production
2.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Commute

Median Travel Time 17.3 min
Drove Alone 81.1%
Carpool 1.4%
Public Transit 0.0%
Work from Home 11.1%
Walked 2.4%
Bicycle —

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Households & Families

Total Households 817
Avg. Household Size 2.00
Avg. Family Size —
Married-Couple Households 64.6%
Single-Mother Households —
Single-Father Households —
Living Alone —
Households with Children 22.4%
Multigenerational —

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Age Distribution

Under 5
2.0%
5–9
4.2%
10–14
5.7%
15–19
6.8%
20–24
3.0%
25–34
5.1%
35–44
11.7%
45–54
15.1%
55–64
7.0%
65–74
12.8%
75–84
19.6%
85+
5.1%
Under 18: 17.5% Working age (18–64): 82.5% 65 and over: 26.7%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Social Characteristics

Immigration

Foreign Born 2.9%
Naturalized Citizen 72.1%
Speaks English Less Than Very Well 0.5%
Foreign-Born Origin
Europe
54.1%
Latin America
14.8%
Asia
13.1%

Veterans & Disability

Veteran 6.7%
With a Disability 5.8%
Cognitive Difficulty —
Ambulatory Difficulty —

Health Insurance

Insured 98.9%
Uninsured 1.1%
Employer Insurance —
Medicaid —
Medicare —

Technology & Mobility

Broadband Internet 93.5%
Has a Computer 99.6%
Same House 1 Year Ago 88.2%
Moved from Abroad 0.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

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Trends 2017–2023

Income Poverty Home Values Rent Homeownership Education Unemployment Commute Time Work From Home Foreign-Born Uninsured