Office Building with Multiple Side
For Sale
$225,000
1621 23rd Avenue, Gulfport, MS 39501
COMMERCIAL - Gulfport, MS
Property Size2,142 SF
Lot Size0.10 Acres
Price / SF$105.04
Days on Market9
Property Features for 1621 23rd Avenue
General Information
Property type
Commercial Sale
Property subtype
Office
Zoning description
Central Business District
Bedrooms
2
Rooms
Bedroom 1, Bedroom 2
Subdivision
Gulfport City
Lot features
Corner Lot, Level, City Lot, Corner Lot, Level, City Lot
Directions
From Beach Blvd (US-90) turn on Hwy 49, drive north for .4 miles then turn right onto 17th Street. Building is on the left on the corner of 17th Street and 23rd Avenue.
Standard status
Active
APN
0811f-04-002.000
Size
2,142 SF
Lot size
0.10 Acres
Taxes and HOA fees
Tax Year
2025
Tax Description
LOTS 1 & 2 LESS W 40 FT. BLK. 153 ORIGINAL GULFPORT
Tax Annual Amount
2355
Legal Description
LOTS 1 & 2 LESS W 40 FT. BLK. 153 ORIGINAL GULFPORT
Utilities
Sewer type
Public Sewer
Water source
Public
Building Details
Year built
1969
Floors in Building
1
Roof type
Built-Up
Listing Agency:
John McDonald Realty, LLC
(228) 467-5500
Listed By:
Regan Kane · License #B14846
(228) 363-0331
Added: Jul 28
Changed: Aug 4
Last Checked: Aug 5 at 4:06PM
MLS# 4157351
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 office building is laid out with a welcoming reception area and an adjacent waiting room that includes a half bath for clients and visitors. The interior also provides a spacious conference room, three private offices, and three additional rooms that can be used as office, workspace, storage, or other specialty areas. A dedicated kitchen area with an adjoining full bathroom supports day-to-day operations. Two additional side entrances face 17th Street, providing convenient access for staff and clients, with the option to reconfigure the space for multiple business uses.
The property is positioned on a highly visible corner on 23rd Avenue and 17th Street and is zoned T-4. It is across from the Harrison County Courthouse, near the renovated Markham Hotel, and steps from a new residential development, supporting strong downtown accessibility and proximity to local businesses and amenities.
The property is positioned on a highly visible corner on 23rd Avenue and 17th Street and is zoned T-4. It is across from the Harrison County Courthouse, near the renovated Markham Hotel, and steps from a new residential development, supporting strong downtown accessibility and proximity to local businesses and amenities.
Key Highlights
- Commercial property built in 1969 with built‑up roof
- Located on a highly visible corner of 23rd Avenue and 17th Street in downtown Gulfport
- Zoned T‑4 for professional, office, retail, or mixed‑use opportunities
Financial Insights For Office B
Simulate Cap Rate and NOI
NOI Build-Up
- 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.
| Component | $ | $/SF |
|---|---|---|
| Gross rent | $27.8k | $12.96 |
| − Vacancy | −$5.0k | −$2.33 |
| EGI | $22.8k | $10.63 |
| − OpEx | −$5.7k | −$2.66 |
| NOI | $17.1k | $7.97 |
2,142 SF · lease $12.96/SF/yr · vacancy 18.00% · expense 25.00%
Alternative Uses
Best Use
Office B
$243.9K
$213.4K – $284.6K
NOI $17,073 @ 7.0% cap · market cap 7.59%
Second Best
—
—
no second resolved use
Theoretical Best
Healthcare Medical
$345.1K
$301.9K – $402.6K
NOI $24,155 @ 7.0% cap · market cap 10.74%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
Property Profile
Current Use
Lease Details
Yes
Paved road access
Location Intelligence
Trade Area within ½ mile
1,227
Businesses Nearby
Explore this area
Business Placement
Demographics for 39501, MS
22,599
Population
10,565
Households
2.1
Avg Household Size
35
Median Age
13%
College-Educated
78%
High-School Grad
14.4 sq mi
ZIP Area
1,569
Density / Sq Mi
$33,491
Median Household Income
$28,522
Median Earnings
$962
Median Rent
$115,300
Median Home Value
Market
Vacancy Rate% for Office 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?
Office building - Office building featuring a reception area, waiting room with half bath, multiple offices, and two side entrances on 17th Street.
Where is this office building located?
The property is located at 1621 23rd Avenue Gulfport, MS.
What is the asking price?
The asking price for this property is $225,000.
What are key features of this property?
This property features: Commercial property built in 1969 with built‑up roof; Located on a highly visible corner of 23rd Avenue and 17th Street in downtown Gulfport; Zoned T‑4 for professional, office, retail, or mixed‑use opportunities
