Duplex with Three
For Sale
$599,000
129 E Gardenia St., South Padre Island, TX 78597
Residential Income, South Padre Island, TX
Property Size2,625 SF
Lot Size0.14 Acres
Price / SF$228.19
Days on Market85
Property Features for 129 E Gardenia St.
General Information
Property type
Residential Multi Family
Property subtype
Other
Zoning
R
Bedrooms
6
Bathrooms
4
Full bathrooms
4
Rooms
Bedroom 4, Bedroom 5, Bathroom 3, Bedroom 2, Bedroom 1, Bathroom 1, Bedroom 6, Bathroom 2, Bathroom 4, Bedroom 3
Parking features
Covered, Garage - Attached
Interior features
Ceiling Fan(s), Washer/Dryer Hook-up
Exterior features
Balcony
Appliances
Stove
Subdivision
Padre Beach Sec VIII
Lot features
Gulf View, Interior Lot
Elementary school district
Point Isabel ISD
Middle school district
Point Isabel ISD
High school district
Point Isabel ISD
Standard status
Active
Size
2,625 SF
Lot size
0.14 Acres
Taxes and HOA fees
Tax Year
2025
Tax Annual Amount
2182
Amenities
balconies
large backyard
Building Details
Year built
1970
Floors in Building
3
Number of units
2
Flooring type
Tile
Building materials
Vinyl Siding
Roof type
Composition
Listing Agency:
Keller Williams Realty RGV
(956) 928-1155
Listed By:
Deldi Ortegon Group
(956) 648-6831
Added: Jul 21
Changed: Oct 7
Last Checked: Oct 13 at 2:06PM
MLS# 106559
Copyright © 2026 South Padre Island Board 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 2,625-square-foot duplex contains two residences, each with three bedrooms, two full bathrooms, and a full kitchen. Three balconies add outdoor space, while the large backyard offers additional exterior area. The property also includes an attached covered garage, washer and dryer hookups, ceiling fans, and tile flooring.
Built in 1970, the building has vinyl siding and a composition roof. It sits on a 0.1435-acre parcel at 129 E Gardenia St. in South Padre Island, near the beaches.
Built in 1970, the building has vinyl siding and a composition roof. It sits on a 0.1435-acre parcel at 129 E Gardenia St. in South Padre Island, near the beaches.
Key Highlights
- Two residences, each with 3 bedrooms and 2 full bathrooms
- 2,625 square feet on a 0.1435‑acre parcel
- Three balconies and a large backyard
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$21,657
Cap Rate
3.62%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$433,140
$433.1K
Cap Rate 7%
$309,386
$309.4K
Cap Rate 9%
$240,633
$240.6K
Market Conditions
NOI Build-Up for 2,625 SF
Gross rent
$33.1K $12.60/SF
− Vacancy
−$2.1K −$0.81/SF
EGI
$30.9K $11.79/SF
− OpEx
−$9.3K −$3.54/SF
NOI
$21.7K $8.25/SF
Area
Cameron County, TX
Vacancy
6.46%
Lease Rate
$12.60 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$433,140
Cap Rate 7%
$309,386
Cap Rate 9%
$240,633
Alternative Uses
Best Use
Multifamily LT 5
$309.4K
$270.7K – $361.0K
NOI $21,657 @ 7.0% cap · market cap 3.62%
Second Best
Apartment 5plus
$283.7K
$248.3K – $331.0K
NOI $19,861 @ 7.0% cap · market cap 3.32%
Theoretical Best
Healthcare Medical
$452.0K
$395.5K – $527.3K
NOI $31,639 @ 7.0% cap · market cap 5.28%
Zoning and permitted uses should be independently verified with authorities.
How Realmo checks its estimates
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Current Use
Lease Details
2
Residential units
Location Intelligence
Trade Area within ½ mile
421
Businesses Nearby
Explore this area
Business Placement
Demographics for 78597, TX
2,479
Population
5,895
Households
0.4
Avg Household Size
56
Median Age
53%
College-Educated
92%
High-School Grad
8.8 sq mi
ZIP Area
282
Density / Sq Mi
$61,357
Median Household Income
$36,843
Median Earnings
$1,421
Median Rent
$508,800
Median Home Value
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Market
Vacancy Rate% for Multifamily in South region
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Frequently Asked Questions
What type of property is this?
Duplex - Each residence has a full kitchen, three bedrooms, and two full bathrooms.
Where is this duplex located?
The property is located at 129 E Gardenia St. South Padre Island, TX.
What is the asking price?
The asking price for this property is $599,000.
What are key features of this property?
This property features: Two residences, each with 3 bedrooms and 2 full bathrooms; 2,625 square feet on a 0.1435‑acre parcel; Three balconies and a large backyard
