Waterfront Marina With Tour
For Sale
$3,600,000
510 E Queen Isabella Blvd., Port Isabel, TX 78578
Commercial Sale, Port Isabel, TX
Property Size810 SF
Lot Size0.36 Acres
Price / SF$4,444
Days on Market30
Property Features for 510 E Queen Isabella Blvd.
General Information
Property type
Commercial Sale
Property subtype
Other
Zoning
C
Subdivision
Original Townsite Port Isabel
Elementary school district
Point Isabel ISD
Middle school district
Point Isabel ISD
High school district
Point Isabel ISD
Standard status
Active
Size
810 SF
Lot size
0.36 Acres
Taxes and HOA fees
Tax Year
2025
Tax Annual Amount
6534
Amenities
private docks
on-site parking lot
Building Details
Year built
1991
Number of units
1
Listing Agency:
RE/MAX Elite · RE/MAX International
(956) 433-5648
Listed By:
Padre Elite Team · License #9007399
(956) 433-8564
Added: Aug 6
Changed: Sep 4
Last Checked: Sep 4 at 8:06PM
MLS# 106623
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 waterfront marina property includes an 810-square-foot office and retail building configured for ticket sales, souvenir merchandise, and visitor check-in. Private docks provide direct access to the Laguna Madre, while the sale includes a 60-foot tour boat, business inventory, and equipment associated with the dolphin watch tour operation. The property was built in 1991 and is zoned C.
A large on-site parking lot serves tour groups and visitors. The property is located at 510 E Queen Isabella Blvd. in Port Isabel, Texas, within the South Padre Island and Port Isabel coastal area.
A large on-site parking lot serves tour groups and visitors. The property is located at 510 E Queen Isabella Blvd. in Port Isabel, Texas, within the South Padre Island and Port Isabel coastal area.
Key Highlights
- Private docks with direct access to the Laguna Madre
- Includes 60‑foot tour boat, business inventory, and operating equipment
- 810 square feet of waterfront office and retail space
Property Analytics
Current Use
Lease Details
Turnkey business
Opportunity
Location Intelligence
Trade Area within ½ mile
435
Businesses Nearby
6k
Monthly Visits Nearby
Explore this area
Business Placement
Foot Traffic Nearby
Shops & Services 75%
Dining 25%
Stripes
Shops & Services
3,435 visits/mo
0.4 miles
Krispy Krunchy Chicken
Dining
1,613 visits/mo
0.2 miles
Watermill Express
Shops & Services
1,307 visits/mo
0.3 miles
Demographics for 78578, TX
10,076
Population
6,391
Households
1.6
Avg Household Size
45
Median Age
24%
College-Educated
83%
High-School Grad
57.0 sq mi
ZIP Area
177
Density / Sq Mi
$52,041
Median Household Income
$36,896
Median Earnings
$763
Median Rent
$193,700
Median Home Value
Market
Vacancy Rate% for Retail in South region
Questions? Ask Rey
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Frequently Asked Questions
What type of property is this?
Marina - Small waterfront office and retail space supports ticketing, souvenirs, and customer check-in.
Where is this marina located?
The property is located at 510 E Queen Isabella Blvd. Port Isabel, TX.
What is the asking price?
The asking price for this property is $3,600,000.
What are key features of this property?
This property features: Private docks with direct access to the Laguna Madre; Includes 60‑foot tour boat, business inventory, and operating equipment; 810 square feet of waterfront office and retail space
