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CITY · 2000 CENSUS

Sullivan's Island

South Carolina · 1,911 residents · 2.498 sq mi
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The short version

Sullivan's Island is significantly wealthier than the US average, with a median household income of $72,955. Population has grown 18% since 1990. 65% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value has more than doubled since 1990, reaching $597,200. With a median age of 40.9, the population is older than the US median of 35.2. Households here earn about 97% more than the South Carolina median.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 40.9
US median: 35.2
More educated
65% hold a bachelor's degree
US average: 24%
Less affordable
home values up 111%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

1,911
+18%since 1990
from 1,621 in 1990
1990 – 2025
765 / sq mi
+18%since 1990
from 649 / sq mi in 1990
US average: 242
40.9
+14%since 1990
from 35.8 in 1990
US average: 35.2
Population, 19902024
2K2K2K2K2K1990201020202024Sullivan's Island
20242K
1990201020202024
Section 02

Income & economy

$72,955
+7%inflation adjusted, since 1990
from $51,867 in 1990
US average: $42,589
1990 – 2024
$49,427
+91%since 1990
from $25,904 in 1990
US average: $21,522
4.2%
−1.0 ptssince 1990
from 5.2% in 1990
US average: 12.4%
Section 03

Housing

$597,200
+111%inflation adjusted, since 1990
from $215,300 in 1990
US average: $120,530
1990 – 2024
$1,027
+23%inflation adjusted, since 1990
from $633 in 1990
US average: $602
72.5%
−1.4 ptssince 1990
from 73.9% in 1990
27.5% rent
8.2
+97%since 1990
from 4.2 in 1990
1990 – 2024
RELATED:See current rent listings in Sullivan's Island on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic98.6%(1,599)
Black1.1%(18)
Hispanic / Latino0%(0)
Asian0.2%(4)
Diversity Score3.4%(54)
2000
White, non-Hispanic97.9%(1,871)
Black0.6%(12)
Hispanic / Latino0.8%(16)
Asian0.2%(3)
Diversity Score4%(77)
4
+20%since 1990
from 3 in 1990
1990 – 2024
Section 05

Education

64.7%
+10.5 ptssince 1990
from 54.2% in 1990
US average: 24.4%
High school or higher
96.0%
+5.3 ptssince 1990
from 90.7% in 1990
US average: 80.3%
29.8%
+3.4 ptssince 1990
from 26.4% in 1990
US average: 8.8%
Section 06

Commute & transportation

11.8 min
−48%since 1990
from 22.5 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Sullivan's Island, South Carolina?

Sullivan's Island, South Carolina has about 1,911 residents according to the 2000 Census.

What is the median household income in Sullivan's Island, South Carolina?

The typical household in Sullivan's Island, South Carolina earns about $72,955 a year. Half of households make more than that, and half make less.

Is Sullivan's Island, South Carolina expensive?

In Sullivan's Island, South Carolina, the median home is worth about $597,200, and the typical rent is about $1,027 a month.

How educated are people in Sullivan's Island, South Carolina?

About 64.7% of adults age 25 and over in Sullivan's Island, South Carolina hold a bachelor's degree or higher.

What is the poverty rate in Sullivan's Island, South Carolina?

About 4.2% of people in Sullivan's Island, South Carolina live below the federal poverty line.

Has Sullivan's Island, South Carolina grown since 1990?

Yes, Sullivan's Island, South Carolina has grown since 1990. The population has added about 290 residents, a change of about 18 percent over that period.

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

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