Sullivan’s Island homes and Charleston Light lighthouse beside the Atlantic at sunset.

Sullivan's Island

Market Statistics - September YTD

Single-Family Homes

 

 

 

 

2025

2026

% Change

New Listings

57

70

+ 22.8%

Closed Sales

26

27

+ 3.8%

Median Sales Price

$ 3,950,000

$ 4,700,000

+ 19.0%

Average Sales Price

$ 5,123,077

$ 5,429,991

+ 6.0%

% Original List Price Received

93.2%

93.4%

+ 0.2%

Days on Market Until Sale

61

77

+ 26.2%

Townhouse-Condo

 

 

 

 

2025

2026

% Change

New Listings

0

2

- -

Closed Sales

0

1

- -

Median Sales Price

$ 0

$ 894,000

- -

Average Sales Price

$ 0

$ 894,000

- -

% Original List Price Received

0.0%

99.4%

- -

Days on Market Until Sale

0

17

- -

 

Overview for Sullivan's Island, SC

2,087 people live in Sullivan's Island, where the median age is 52.5 and the average individual income is $117,718. Data provided by the U.S. Census Bureau.

2,087

Total Population

52.5 years

Median Age

High

Population Density Population Density This is the number of people per square mile in a neighborhood.

$117,718

Average individual Income

Around Sullivan's Island, SC

There's plenty to do around Sullivan's Island, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.

28
Car-Dependent
Walking Score
51
Bikeable
Bike Score

Points of Interest

Explore popular things to do in the area, including Home Team BBQ, Beardcat's Sweet Shop, and The Co-op Gourmet Sandwiches.

Name Category Distance Reviews
Ratings by Yelp
Dining · $$ 0.39 miles 549 reviews 4.3/5 stars
Dining · $ 0.49 miles 223 reviews 4.5/5 stars
Dining · $$ 0.54 miles 219 reviews 4.3/5 stars
Shopping 0.35 miles 0 reviews 0/5 stars
Shopping 1.35 miles 0 reviews 0/5 stars
Active 0.5 miles 2 reviews 4.5/5 stars

Demographics and Employment Data For Sullivan's Island, SC

Sullivan's Island has 798 households, with an average household size of 2.62. Data provided by the U.S. Census Bureau. Here’s what the people living in Sullivan's Island do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 2,087 people call Sullivan's Island home. The population density is 835 and the largest age group is Data provided by the U.S. Census Bureau.

2,087

Total Population

High

Population Density Population Density This is the number of people per square mile in a neighborhood.

52.5 years

Median Age

50 / 50%

Men vs Women

Population by Age Group

0-9:

0-9 Years

10-17:

10-17 Years

18-24:

18-24 Years

25-64:

25-64 Years

65-74:

65-74 Years

75+:

75+ Years

Education Level

  • Less Than 9th Grade
  • High School Degree
  • Associate Degree
  • Bachelor Degree
  • Graduate Degree
798

Total Households

2.62

Average Household Size

$117,718

Average individual Income

Households with Children

With Children:

Without Children:

Marital Status

Married
Single
Divorced
Separated

Blue vs White Collar Workers

Blue Collar:

White Collar:

Commute Time

0 to 14 Minutes
15 to 29 Minutes
30 to 59 Minutes
60+ Minutes

Schools in Sullivan's Island, SC

All ()
Primary Schools ()
Middle Schools ()
High Schools ()
Mixed Schools ()
The following schools are within or nearby Sullivan's Island. The rating and statistics can serve as a starting point to make baseline comparisons on the right schools for your family. Data provided by the U.S. Census Bureau.
Type
Name
Category
Grades
School rating
Sullivan's Island
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