United States › South Carolina › Seabrook Island CITY · 1990 CENSUS
Seabrook Island South Carolina · 931 residents · 5.94 sq mi
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The short version
With 931 people, Seabrook Island is a city in South Carolina. The median age is 58.7, about 26 years above the US median. Households here earn about 117% more than in South Carolina as a whole. This is an unusually credentialed place: 57% of adults have a four-year degree. The typical home is worth $250,000. The median household earns $56,956, about 89% above the national median.
At a glance
Wealthier
median household income $56,956, above the US median
US median: $30,130
Older
median age 58.7
US median: 33.0
More educated
57% hold a bachelor's degree
US average: 20%
More affordable
home values down 23%, inflation adjusted
US median home: $93,722
Section 01
Population & growth vs 211 / sq mi in 2000
US average: 221
vs 61.7 in 2000
US average: 33.0
Population, 1990 – 2024
804 1K 2K 2K 2K 1990 2000 2010 2020 2024 Seabrook Island Age distribution, 1990
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $56,956
+13%inflation adjusted, since 2000
vs $66,548 in 2000
US average: $30,130
vs $49,863 in 2000
US average: $14,340
vs 3.8% in 2000
US average: 13.2%
$250,000
−23%inflation adjusted, since 2000
vs $430,000 in 2000
US average: $93,722
$707
−1%inflation adjusted, since 2000
vs $938 in 2000
US average: $450
vs 92.1% in 2000
16.7% rent
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-Hispanic 96.2%(1,203)
Hispanic / Latino 0.9%(11)
1990
White, non-Hispanic 99.5%(926)
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Ancestry
+ 24 more ancestry groups with data vs 65.6% in 2000
US average: 20.3%
High school or higher
vs 99.1% in 2000
US average: 75.2%
vs 20.6% in 2000
US average: 7.1%
Section 06
Commute & transportation vs 23.5 min in 2000
US average: 21.9
Section 07
Work & employment No data for the years selected.
Section 08
People & community No data for the years selected.
Marital status (2024)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 4.4% in 2013
US average: 8.4%
from 49.5% in 2020
US average: 54.8%
Direct-purchase
from 37.5% in 2020
US average: 13.8%
from 61.9% in 2020
US average: 18.4%
from 2.4% in 2020
US average: 20.9%
VA health care
from 4.6% in 2020
US average: 2.2%
Any private
from 81.7% in 2020
US average: 67.1%
Any public
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)
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 Head to head
Compare Seabrook Island to nearby cities SEABROOK ISLAND VS
James Island
Income $104,217 +83%
Home value $508,600 +103%
Population 12,660 +483%
SEE FULL COMPARISON →
SEABROOK ISLAND VS
Charleston
Income $92,414 +62%
Home value $509,700 +104%
Population 159,423 +7243%
SEE FULL COMPARISON →
SEABROOK ISLAND VS
Mount Pleasant
Income $124,755 +119%
Home value $748,500 +199%
Population 95,469 +4297%
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SEABROOK ISLAND VS
North Charleston
Income $62,956 +11%
Home value $302,200 +21%
Population 129,245 +5853%
SEE FULL COMPARISON →
Frequently asked
How many people live in Seabrook Island, South Carolina? Seabrook Island, South Carolina has about 931 residents according to the 1990 Census.
What is the median household income in Seabrook Island, South Carolina? The typical household in Seabrook Island, South Carolina earns about $56,956 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 $250,000, and the typical rent is about $707 a month.
How educated are people in Seabrook Island, South Carolina? About 56.7% 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 3.5% of people in Seabrook Island, South Carolina live below the federal poverty line.
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