Two-Home Duplex with
New
For Sale
$925,000
331 Main Street, Bay Saint Louis, MS 39520
Residential Income, Bay Saint Louis, MS
Property Size3,468 SF
Lot Size0.38 Acres
Price / SF$266.72
Days on Market3
Property Features for 331 Main Street
General Information
Property type
Residential Multi Family
Property subtype
Other
Bedrooms
5
Bathrooms
4
Full bathrooms
4
Rooms
Bedroom 2, Bedroom 3, Bathroom 4, Bedroom 4, Bathroom 3, Bathroom 1, Bedroom 1, Bathroom 2, Bedroom 5
Parking
8
Window features
Blinds
Patio and Porch features
Deck
Pool private
1
Subdivision
First Ward
Lot features
Fenced, Front Yard, Fenced, Front Yard
Standard status
Active
APN
149f-0-29-328.000
Size
3,468 SF
Lot size
0.38 Acres
Taxes and HOA fees
Tax Year
2025
Tax Description
544 1ST WARD BAY ST LOUIS
Tax Annual Amount
3767
Legal Description
544 1ST WARD BAY ST LOUIS
Utilities
Sewer type
Public Sewer
Water source
Public
Water front features
Beach Access
Amenities
in-ground pool
screened porch
sunroom
private patios
lush gardens
Building Details
Year built
1950
Floors in Building
1
Number of units
2
Flooring type
Carpet, Hardwood, Tile - Ceramic
Roof type
Shingle
Listing Agency:
Keller Williams · Keller Williams Realty
(228) 275-7500
Listed By:
Tiffany Lord · License #S56098
(985) 640-1113
Added: Sep 29
Changed: Sep 30
Last Checked: Oct 1 at 3:06AM
MLS# 4164020
Copyright © 2026 MLS United. 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 duplex pairs a 2,260-square-foot main residence with a 1,208-square-foot cottage. Together, the homes contain 5 bedrooms and 4 full bathrooms, with a sunroom, screened porch, patios, and an in-ground pool. Each residence has its own entrance and parking. The 0.38-acre property was built in 1950 and has public water and sewer.
The property is three blocks from the beach and marina in Old Town Bay Saint Louis, with restaurants and shops also described nearby. The site extends between Main Street and State Street.
The property is three blocks from the beach and marina in Old Town Bay Saint Louis, with restaurants and shops also described nearby. The site extends between Main Street and State Street.
Key Highlights
- Two residences totaling 3,468 square feet on a 0.38‑acre lot
- Main house measures 2,260 square feet; cottage measures 1,208 square feet
- Combined layout includes 5 bedrooms and 4 full bathrooms
Property Analytics
Unlock full access to Insights
Subscribe to Realmo Intelligence
Open Analytics
Current Use
Lease Details
2
Residential units
Yes
Paved road access
Location Intelligence
Trade Area within ½ mile
577
Businesses Nearby
Explore this area
Business Placement
Demographics for 39520, MS
14,963
Population
8,593
Households
1.7
Avg Household Size
44
Median Age
28%
College-Educated
89%
High-School Grad
96.9 sq mi
ZIP Area
154
Density / Sq Mi
$65,139
Median Household Income
$39,085
Median Earnings
$1,067
Median Rent
$202,600
Median Home Value
Check the figures for this property
Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics
Market
Vacancy Rate% for Multifamily in South region
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.
Frequently Asked Questions
What type of property is this?
Short term rental property - Separate entrances and parking serve both residences, alongside an in-ground pool and outdoor spaces.
Where is this short term rental property located?
The property is located at 331 Main Street Bay Saint Louis, MS.
What is the asking price?
The asking price for this property is $925,000.
What are key features of this property?
This property features: Two residences totaling 3,468 square feet on a 0.38‑acre lot; Main house measures 2,260 square feet; cottage measures 1,208 square feet; Combined layout includes 5 bedrooms and 4 full bathrooms
