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Duplex with Intracoastal Views
New
For Sale
$299,900

331 Waterside Dr., Myrtle Beach, SC 29577

MULTI_FAMILY - Myrtle Beach, SC

Property Size1,480 SF
Price / SF$202.64
Days on Market1

Property Features for 331 Waterside Dr.

General Information

Property type Residential Multi Family
Property subtype Other
Lot features Rectangular, Outside City Limits, In I C W Community, Second Row Other
Elementary school Myrtle Beach Elementary School
Middle school Myrtle Beach Middle School
High school Myrtle Beach High School
Subdivision 16G Myrtle Beach Area--Southern Limit to 10TH Ave N
Standard status Active
Size 1,480 SF

Utilities

Utilities Cable Available

Amenities

fenced-in backyard
oversized patio
storage shed
boat ramp

Building Details

Year built 1986
Number of units 2
Listing Agency: Century 21 Barefoot Realty · Century 21 Real Estate
Listed By: The Mills Group Team · License #263277
Added: Aug 11 Last Checked: Aug 11 at 5:06PM
MLS# 2619844

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.

Investment Insights

Based on property information with market context.

This 1,480-square-foot duplex, built in 1986, combines a three-bedroom, two-bath main residence with a separate one-bedroom, one-bath unit. The property includes a two-car garage, storage shed, fenced backyard, and oversized patio with access from both sides. Cable is available.

Located in the Waterside community of Myrtle Beach, the property offers Intracoastal Waterway views and access to a community boat ramp. The absence of an HOA provides additional flexibility for the property owner.

Key Highlights

  • 1,480‑square‑foot duplex built in 1986
  • Main residence offers 3 bedrooms and 2 bathrooms
  • Separate 1‑bedroom, 1‑bath unit

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$15,117
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
5.04%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$302,340 $302.3K
Cap Rate 7%
$215,957 $216.0K
Cap Rate 9%
$167,967 $168.0K
Market Conditions
NOI Build-Up for 1,480 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$22.7K $15.36/SF
− Vacancy
−$1.1K −$0.77/SF
EGI
$21.6K $14.59/SF
− OpEx
−$6.5K −$4.38/SF
NOI
$15.1K $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 rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$302,340
Cap Rate 7%
$215,957
Cap Rate 9%
$167,967

Alternative Uses

Best Use
Multifamily LT 5
$216.0K
$189.0K – $252.0K (±1% cap)
NOI $15,117 @ 7.0% cap · market cap 5.04%
Second Best
Apartment 5plus
$195.2K
$170.8K – $227.7K (±1% cap)
NOI $13,662 @ 7.0% cap · market cap 4.56%
Theoretical Best
Office A
$375.1K
$328.2K – $437.6K (±1% cap)
NOI $26,256 @ 7.0% cap · market cap 8.75%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Parking Lot & Garage Law Firm (Bike/Boat/Book/etc) Store Daycare Center Plumbing Service Florist

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

2
Residential units

Location Intelligence

Trade Area within ½ mile

502
Businesses Nearby

Demographics for 29577, SC

34,109
Population
22,630
Households
1.5
Avg Household Size
48
Median Age
30%
College-Educated
91%
High-School Grad
22.8 sq mi
ZIP Area
1,496
Density / Sq Mi
$48,561
Median Household Income
$33,591
Median Earnings
$1,130
Median Rent
$273,700
Median Home Value

Market

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025
Rey
Questions? Ask Rey
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Frequently Asked Questions

What type of property is this?
Duplex - Main residence includes three bedrooms, while a separate one-bedroom unit adds flexible living space.
Where is this duplex located?
The property is located at 331 Waterside Dr. Myrtle Beach, SC.
What is the asking price?
The asking price for this property is $299,900.
What are key features of this property?
This property features: 1,480‑square‑foot duplex built in 1986; Main residence offers 3 bedrooms and 2 bathrooms; Separate 1‑bedroom, 1‑bath unit
More about this property
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