Duplex with Fenced
721 3rd Ave. S, Surfside Beach, SC 29575
For Sale
New
$515,000
MULTI-FAMILY, Surfside Beach, SC
Property Size2,120 SF
Price / SF$242.92
Days on Market1
Property Features for 721 3rd Ave. S
General Information
Property type
Property subtype
Subdivision
Lot features
Elementary school
Middle school
High school
Standard status
Size
Additional Details
Tenant in Place
Building Details
Year built
Number of units
Buildings
Listing Agency:
REMAX Southern Shores-Conway · RE/MAX International
(843) 248-0001
Listed By:
Grace Edwards · License SC #25558
(843) 446-7942
Added: Nov 9
Last Checked: Nov 9 at 7:06PM
MLS# 2627148
Copyright © 2026 Coastal Carolina Association of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
Based on property information with market context.
This 1986 duplex contains 2,120 square feet across two units. Unit A is the larger residence, with a flex room that can serve as a third bedroom or additional living space, a walk-in closet, laundry room, granite counters, and stainless steel appliances. Its private fenced yard opens to a deck. Unit B has a dining room, screened porch, fenced private yard, granite counters, and stainless steel appliances. Both units have separate HVAC systems; Unit A’s was replaced in 2019 and Unit B’s in 2020. The roof was replaced in 2024, and both units have new paint.
The property is in Surfside Beach, one block from restaurants and one mile from the Atlantic Ocean and Surfside Pier. No HOA is reported, and flood insurance is not required. Parking serves both residences, with additional space for guests.
The property is in Surfside Beach, one block from restaurants and one mile from the Atlantic Ocean and Surfside Pier. No HOA is reported, and flood insurance is not required. Parking serves both residences, with additional space for guests.
Key Highlights
- Duplex totaling 2,120 square feet, built in 1986
- Unit A includes a flex room, walk‑in closet, laundry room, and private fenced yard with deck
- Unit B features a dining room, screened porch, and private fenced yard
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$21,655
Cap Rate
4.20%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$433,100
$433.1K
Cap Rate 7%
$309,357
$309.4K
Cap Rate 9%
$240,611
$240.6K
Market Conditions
NOI Build-Up for 2,120 SF
Gross rent
$32.6K $15.36/SF
− Vacancy
−$1.6K −$0.77/SF
EGI
$30.9K $14.59/SF
− OpEx
−$9.3K −$4.38/SF
NOI
$21.7K $10.21/SF
Area
Horry County, SC
Vacancy
5.00%
Lease Rate
$15.36 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$433,100
Cap Rate 7%
$309,357
Cap Rate 9%
$240,611
Alternative Uses
Best Use
Multifamily LT 5
$309.4K
$270.7K – $360.9K
NOI $21,655 @ 7.0% cap · market cap 4.20%
Second Best
Apartment 5plus
$279.6K
$244.6K – $326.2K
NOI $19,570 @ 7.0% cap · market cap 3.80%
Theoretical Best
Office A
$537.3K
$470.1K – $626.8K
NOI $37,610 @ 7.0% cap · market cap 7.30%
Zoning and permitted uses should be independently verified with authorities.
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Lease Details
2
Residential units
Location Intelligence
Trade Area within ½ mile
916
Businesses Nearby
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Business Placement
Demographics for 29575, SC
18,135
Population
16,761
Households
1.1
Avg Household Size
57
Median Age
33%
College-Educated
96%
High-School Grad
10.2 sq mi
ZIP Area
1,778
Density / Sq Mi
$72,029
Median Household Income
$38,182
Median Earnings
$1,234
Median Rent
$278,800
Median Home Value
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Market
Average Price Trend$/SF for Duplexes in Horry County, SC
Properties on Market for Duplexes in Horry County
Vacancy Rate% for Multifamily in South region
Frequently Asked Questions
What type of property is this?
Duplex - Two residences offer separate outdoor spaces, with parking available for both units and visitors.
Where is this duplex located?
The property is located at 721 3rd Ave. S Surfside Beach, SC.
What is the asking price?
The asking price for this property is $515,000.
What are key features of this property?
This property features: Duplex totaling 2,120 square feet, built in 1986; Unit A includes a flex room, walk‑in closet, laundry room, and private fenced yard with deck; Unit B features a dining room, screened porch, and private fenced yard
