$23,500,000
631 N Mashta Drive
Key Biscayne, FL, 33149
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Project Description
BRING ALL OFFERS – Waterfront Dream Home in the Making!Key Biscayne’s Ultimate Boater’s Paradise – Fully Renovated Luxury Residence Coming SoonThis is a rare and exceptional opportunity to own a like-new, fully renovated luxury home in one of Key Biscayne’s most exclusive waterfront enclaves. Currently under an extensive renovation with expected completion in approximately 5 months, this residence is being reimagined with the highest standards of modern design, comfort, and functionality.A Complete Transformation – Inside and OutThis is not just a cosmetic update — this is a down-to-the-studs, full-scale renovation that will result in a completely refreshed and reimagined home. Upon completion, this property will boast:
Property Details
Price:
$23,500,000
MLS #:
RX-11060323
Status:
Active
Beds:
4
Baths:
4.1
Type:
Single Family
Subtype:
Single Family Detached
Subdivision:
MASHTA ISLAND
Listed Date:
Feb 7, 2025
Finished Sq Ft:
3,720
Year Built:
1958
Property Direction
- Address631 N Mashta Drive Key Biscayne FL
- SubdivisionMASHTA ISLAND
- CityKey Biscayne
- CountyMiami-Dade
- Zip Code33149
Schools
Interior
Pets Allowed
Yes
Exterior
Garage Spaces
0.00
Homeowners Assoc
None
Storm Protection
None
Total Floors/Stories
1.00
Waterfrontage
100
Financial
de todo
Map
Quick Information

Profitability of the Property
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Listing courtesy of Coldwell Banker, (561)–395–2233
© 2025 Beaches Multiple Listing Service BMLS. Information deemed reliable, but not guaranteed. This site was last updated Oct 15 2025 9:44:12 am.
© 2025 Beaches Multiple Listing Service BMLS. Information deemed reliable, but not guaranteed. This site was last updated Oct 15 2025 9:44:12 am.
631 N Mashta Drive
Key Biscayne, FL