1 bedroom homes for sale in Harbor Island, SC

2 days on Rocket

$7,124 Closing Credit¹

$599,900

1 bed • 2 baths • 1,624 sqft

3 Ocean Marsh Ln, Saint Helena Island, SC 29920

#25017829, Listing office: Exp Realty LLC

$3,658 Closing Credit¹

$308,000

1 bed • 1.5 baths • 806 sqft

3 Cedar Reef Dr Unit E-108, Harbor Island, SC 29920

#190351, Listing office: eXp Realty LLC - Bluffton

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You could save thousands when you partner with Rocket Homes℠ and Rocket Mortgage®

$3,800 Closing Credit¹

$320,000

1 bed • 2 baths • 794 sqft

1 Cedar Reef Dr Unit F102, Harbor Island, SC 29920

#190447, Listing office: The HomesFinder Realty Group

Backup offers

$2,957 Closing Credit¹

$249,000

1 bed • 1 bath • 714 sqft

2 Harbor Dr N Unit L206, Saint Helena Island, SC 29920

#189272, Listing office: Beaufort Realty Consultants

$3,076 Closing Credit¹

$259,000

1 bed • 1.5 baths • 690 sqft

2 N Harbor Dr Unit L 301, Harbor Island, SC 29920

#189003, Listing office: Beaufort Realty Consultants

$4,155 Closing Credit¹

$349,900

1 bed • 2 baths • 794 sqft

1 Cedar Reef Dr Unit F101, Harbor Island, SC 29920

#188887, Listing office: RE/MAX Island Realty Inc.

$2,945 Closing Credit¹

$248,000

1 bed • 1.5 baths • 714 sqft

2 Harbor Dr N Unit L207, Harbor Island, SC 29920

#187024, Listing office: The HomesFinder Realty Group

Room to negotiate?

Median Sold Price

$438K

Avg. Sale Time

186 Days

Based on our May 2025 Market Report.

Backup offers

$2,898 Closing Credit¹

$244,000

1 bed • 1.5 baths • 714 sqft

2 Harbor Dr N Unit L103, Saint Helena Island, SC 29920

#186922, Listing office: Epique Realty

$2,779 Closing Credit¹

$234,000

1 bed • 1.5 baths • 714 sqft

2 Harbor Dr N Unit L106, Harbor Island, SC 29920

#181318, Listing office: Beaufort Realty Consultants

$2,791 Closing Credit¹

$235,000

1 bed • 1.5 baths • 714 sqft

2 Harbor Dr N Unit L105, Harbor Island, SC 29920

#184006, Listing office: The HomesFinder Realty Group

$3,907 Closing Credit¹

$329,000

1 bed • 1.5 baths • 806 sqft

3 Cedar Reef Dr Unit E106, Harbor Island, SC 29920

#181648, Listing office: RE/MAX Island Realty Inc.

Harbor Island, SC Real Estate Market Overview

There are 11 1-bedroom homes for sale in Harbor Island, SC. The following market insights reflect all property types in the Harbor Island, SC real estate market. The number of homes in Harbor Island, SC increased by 12.5% between April 2025 and May 2025. Listings spent 186 days on the market in May 2025, and had a median list price of $438,000 during the same period. Harbor Island, SC housing market in May 2025 saw over 0 listings sold above listed price, more than 1 sold at listed price and over 3 sold below.

From Rocket Homes Real Estate and based on county public records data

What is it like to live in Harbor Island, SC

Overview

Harbor Island is located in Saint Helena Island, South Carolina. There are roughly 18 residents, living in 10 households. The average temperature for Harbor Island this time of the year is low of 70F and high of 87F. On average, Harbor Island gets about 5.08 inches of precipitation in June. Most residents are home owners (95%), have a post secondary degree (59%) and are married, no kids (69%).

Data provided by Home Junction

1 bedroom homes for sale in Harbor Island, SC

Harbor Island, SC Real Estate Market Overview

What is it like to live in Harbor Island, SC

Overview

Housing market reports in Beaufort County

Top real estate cities in South Carolina