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CITY · 2010 ACS

Seabrook Island

South Carolina · 1,714 residents · 5.94 sq mi
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The short version

With 1,714 people, Seabrook Island is a city in South Carolina. The median age is 65.0, about 28 years above the US median. Households here earn about 120% more than in South Carolina as a whole. This is an unusually credentialed place: 72% of adults have a four-year degree. The typical home is worth $784,000, having more than doubled since 2000. Owners hold 90% of the housing stock.

At a glance
Wealthier
median household income $96,667, above the US median
US median: $52,703
Older
median age 65.0
US median: 37.2
More educated
72% hold a bachelor's degree
US average: 28%
Less affordable
home values up 44%, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
1,714
+37%since 2000
from 1,250 in 2000
1990 – 2025
Population density
289 / sq mi
+37%since 2000
from 211 / sq mi in 2000
US average: 261
Median age
65.0
+5%since 2000
from 61.7 in 2000
US average: 37.2
Land area
5.94 sq mi
Population, 1990 – 2024
8041K2K2K2K19902000201020202024Seabrook Island
20242K
1990201020202024
Age distribution, 2010
Under 51.5%(26)
US avg: 6.5%
5 to 91.1%(19)
US avg: 6.6%
10 to 140.9%(16)
US avg: 6.7%
15 to 191%(17)
US avg: 7.1%
20 to 241.8%(31)
US avg: 7%
25 to 343%(52)
US avg: 13.3%
35 to 443%(52)
US avg: 13.3%
45 to 5410.3%(176)
US avg: 14.6%
55 to 6427.1%(465)
US avg: 11.8%
65 to 7433.1%(567)
US avg: 7%
75 to 8414.2%(244)
US avg: 4.2%
85 and over2.9%(49)
US avg: 1.8%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$96,667
+15%inflation adjusted, since 2000
from $66,548 in 2000
US average: $52,703
1990 – 2024
Per capita income
$77,162
+55%since 2000
from $49,863 in 2000
US average: $27,286
Households earning $100K+
66.4%
+0.7 ptssince 2009
from 65.7% in 2009
US average: 33.3%
Poverty rate
2.6%
−1.2 ptssince 2000
from 3.8% in 2000
US average: 13.8%
Income inequality (Gini)
0.479
US average: 0.461
Workforce by industry, 2010
Other services21.9%
US avg: 7%
Information11%
US avg: 11.5%
Wholesale trade5.7%
US avg: 7.2%
Public administration4.8%
US avg: 4.9%
Transportation & warehousing2.6%
US avg: 3.1%
Arts, entertainment, food1.6%
US avg: 2.4%
Retail trade1.4%
US avg: 10.9%
Agriculture, forestry, fishing0%
US avg: 1.9%
Construction0%
US avg: 1.4%
Manufacturing0%
US avg: 0.5%
Finance & insurance0%
US avg: 5.1%
Professional, scientific, technical0%
US avg: 4.2%
Education & health services0%
US avg: 0.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$784,000
+44%inflation adjusted, since 2000
from $430,000 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$1,583
+33%inflation adjusted, since 2000
from $938 in 2000
US average: $853
Owner-occupied
90.1%
−2.0 ptssince 2000
from 92.1% in 2000
9.9% rent
Vacancy rate
58.4%
−1.3 ptssince 2009
from 59.7% in 2009
US average: 12.1%
Persons per household
2.01 people
Unchangedsince 2009
from 2.00 people in 2009
US average: 2.60
Owner cost-burdened
33.5%
+0.2 ptssince 2009
from 33.3% in 2009
US average: 30.9%
Renter cost-burdened
55.0%
+29.5 ptssince 2009
from 25.5% in 2009
US average: 46.8%
Afford Score
8.1
+10%since 2009
from 7.4 in 2009
1990 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic96.2%(1,203)
Black1.4%(18)
Hispanic / Latino0.9%(11)
Asian0.1%(1)
Other0%
2010
White, non-Hispanic96.3%(1,650)
Black2%(34)
Hispanic / Latino1.1%(18)
Asian0.4%(7)
Other0%(0)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Argentine0.2%(3)
Ancestry
English30.1%(546)
German19.6%(356)
Irish17%(308)
Scottish8.8%(159)
American8.1%(147)
Scotch-Irish7.5%(137)
Polish3.8%(69)
French3.1%(57)
Italian2.5%(46)
Welsh1.7%(30)
British1.5%(28)
Russian1.5%(28)
+ 23 more ancestry groups with data
Czech1.5%(27)
Swedish1.2%(22)
Dutch1.2%(21)
Arab0.9%(17)
Austrian0.9%(16)
Ukrainian0.9%(16)
Danish0.8%(14)
Lithuanian0.8%(14)
Swiss0.7%(12)
Norwegian0.4%(7)
Lebanese0.3%(5)
Belgian0.3%(5)
Canadian0.3%(5)
Croatian0.3%(5)
Hungarian0.3%(5)
Syrian0.2%(3)
Armenian0.2%(3)
Greek0.2%(3)
Portuguese0.2%(3)
Romanian0.2%(3)
Serbian0.2%(3)
Slovak0.2%(3)
Section 05

Education

Bachelor's degree or higher
72.3%
+6.7 ptssince 2000
from 65.6% in 2000
US average: 27.9%
High school or higher
99.4%
+0.3 ptssince 2000
from 99.1% in 2000
US average: 84.9%
Graduate degree
31.6%
+10.9 ptssince 2000
from 20.6% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
20.3 min
−14%since 2000
from 23.5 min in 2000
US average: 25.2
Drive alone to work
67.1%
+6.0 ptssince 2009
from 61.0% in 2009
US average: 76.2%
Carpooled to work
8.5%
+2.8 ptssince 2009
from 5.6% in 2009
US average: 10.4%
Public transit
0.0%
−0.6 ptssince 2009
from 0.6% in 2009
US average: 4.7%
Worked from home
17.4%
−5.3 ptssince 2009
from 22.7% in 2009
US average: 4.1%
Walked to work
0.0%
−0.4 ptssince 2009
from 0.4% in 2009
US average: 2.8%
Biked to work
5.4%
−2.3 ptssince 2009
from 7.8% in 2009
US average: 0.5%
No vehicle available
1.3%
−0.3 ptssince 2009
from 1.7% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
8.4%
−1.9 ptssince 2009
from 10.2% in 2009
US average: 12.9%
Management & professional
53.6%
+1.0 ptssince 2009
from 52.7% in 2009
US average: 35.2%
Section 08

People & community

Male
47.9%
−1.9 ptssince 2009
from 49.8% in 2009
Female
52.1%
+1.9 ptssince 2009
from 50.2% in 2009
Foreign born
5.6%
+0.4 ptssince 2009
from 5.2% in 2009
US average: 12.8%
Veterans
19.1%
−2.6 ptssince 2009
from 21.7% in 2009
US average: 9.9%
Marital status (2024)
Men 15+
Never married3.8%(41)
Married86.6%(933)
Widowed2.8%(30)
Divorced6.8%(73)
Women 15+
Never married1.1%(12)
Married82.9%(929)
Widowed8.8%(98)
Divorced7.2%(81)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured
1.4%
−3.0 ptssince 2013
from 4.4% in 2013
US average: 8.4%
Employer-based
46.2%
−3.3 ptssince 2020
from 49.5% in 2020
US average: 54.8%
Direct-purchase
36.7%
−0.8 ptssince 2020
from 37.5% in 2020
US average: 13.8%
Medicare
62.1%
+0.2 ptssince 2020
from 61.9% in 2020
US average: 18.4%
Medicaid
2.5%
+0.1 ptssince 2020
from 2.4% in 2020
US average: 20.9%
VA health care
0.9%
−3.7 ptssince 2020
from 4.6% in 2020
US average: 2.2%
Any private
75.9%
−5.8 ptssince 2020
from 81.7% in 2020
US average: 67.1%
Any public
63.3%
+1.4 ptssince 2020
from 61.9% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)0%(0)
US avg: 26.4%
Gulf War (1990s)6.1%(11)
US avg: 24.3%
Vietnam era67.8%(122)
US avg: 33.1%
Korean War6.7%(12)
US avg: 4.5%
World War II2.2%(4)
US avg: 1%

Share of the 180 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

Places similar to Seabrook Island

Ocean Ridge
Pop 1,868
Atlantis
Pop 2,140
Pine Ridge CDP (Collier County)
Pop 1,910
Old Miakka
Pop 1,818
Places similar to Seabrook Island
Head to head

Compare Seabrook Island to nearby cities

SEABROOK ISLAND VS
James Island
Income$104,217+8%
Home value$508,600−35%
Population12,660+483%
SEE FULL COMPARISON →
SEABROOK ISLAND VS
Charleston
Income$92,414−4%
Home value$509,700−35%
Population159,423+7243%
SEE FULL COMPARISON →
SEABROOK ISLAND VS
Mount Pleasant
Income$124,755+29%
Home value$748,500−5%
Population95,469+4297%
SEE FULL COMPARISON →
SEABROOK ISLAND VS
North Charleston
Income$62,956−35%
Home value$302,200−61%
Population129,245+5853%
SEE FULL COMPARISON →
Frequently asked

How many people live in Seabrook Island, South Carolina?

Seabrook Island, South Carolina has about 1,714 residents according to the 2010 American Community Survey.

What is the median household income in Seabrook Island, South Carolina?

The typical household in Seabrook Island, South Carolina earns about $96,667 a year. Half of households make more than that, and half make less.

Is Seabrook Island, South Carolina expensive?

In Seabrook Island, South Carolina, the median home is worth about $784,000, and the typical rent is about $1,583 a month.

How educated are people in Seabrook Island, South Carolina?

About 72.3% of adults age 25 and over in Seabrook Island, South Carolina hold a bachelor's degree or higher.

What is the poverty rate in Seabrook Island, South Carolina?

About 2.6% of people in Seabrook Island, South Carolina live below the federal poverty line.

Has Seabrook Island, South Carolina grown since 1990?

Yes, Seabrook Island, South Carolina has grown since 1990. The population has added about 783 residents, a change of about 84 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →