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Sullivans Island

Why you'd want to live in Sullivans Island

Sullivan's Island, historically known as O'Sullivan's Island, is a town and island in Charleston County, South Carolina, United States, at the entrance to Charleston Harbor, with a population of 1,791 at the 2010 census, and 1,891 people in 2020.

Sullivans Island Real Estate

Sullivans Island Market Report

$5,885,000

AVERAGE PRICE OF 27 HOMES

$7,025,000

AVERAGE PRICE OF 22 MULTI-MILLION DOLLAR HOMES

$9,465,000

AVERAGE PRICE OF 3 NEWLY BUILT HOMES

$8,556,364

AVERAGE PRICE OF 11 HOMES WITH A POOL

$5,295,000

AVERAGE PRICE OF 1 REDUCED PRICE HOMES

Average Home

Average Price $5,885,000
Avg Bedrooms 3.7 beds
Avg Bathrooms 4.37 baths

Average Price by Bedrooms

1 bedroom $749,000
3 bedrooms $6,047,500
4 bedrooms $8,105,834
5 bedrooms $3,731,222
Sullivans Island Home Price Trends
  2/2025 1/2025 12/2024 11/2024 10/2024
Total Listings 28 28 30 34 37
Average Price $5,601,349 $5,131,002 $4,981,667 $5,199,648 $5,272,897
Avg Price Change +9.17% +3.00% -4.38% -1.41% +14.60%
Median Price $5,227,950 $4,385,104 $3,422,300 $3,945,093 $5,069,546
Med Price Change +19.22% +28.13% -15.28% -28.50% +34.77%
Avg Bedrooms 3.73 beds 3.59 beds 3.35 beds 3.5 beds 3.68 beds
Avg Bathrooms 4.19 baths 3.93 baths 3.62 baths 3.71 baths 3.89 baths
Home Price by High School
School Name Total Homes Average Price Avg Days on Site
Wando 26 $5,553,654 181 days
Total Homes Average Price Avg Days on Site
All Homes 27 $5,885,000 176 days
Multi-Million Dollar Homes 22 $7,025,000 108 days
Newly Built Homes 3 $9,465,000 197 days
Homes with a Pool 11 $8,556,364 81 days
Reduced Price Homes 1 $5,295,000 44 days
Better Homes and Gardens Real Estate - Palmetto
100 A Central Ave
Goose Creek, SC 29445
843-584-8326

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