669 S Mashta Dr, Key Biscayne, FL 33149
Local realty services provided by:CENTURY 21 Circle
669 S Mashta Dr,Key Biscayne, FL 33149
$4,750,000
- 3 Beds
- 4 Baths
- - sq. ft.
- Single family
- Sold
Listed by: miriam poggio, bautista carugati
Office: one sotheby's international realty
MLS#:A11922444
Source:SEFMLS
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Price summary
- Price:$4,750,000
About this home

A beautifully reimagined home on one of Key Biscayne’s most desirable streets, South Mashta Drive. With its bold charcoal façade and distinctive presence, this residence stands out immediately while maintaining a warm island charm that makes it feel welcoming from the moment you arrive. Surrounded by mature trees and lush greenery, the setting offers both atmosphere and privacy.
Inside, vaulted ceilings and expansive windows fill the space with natural light, creating a soft and inviting ambiance. The great room features a stone fireplace, wide-plank wood floors, and a natural flow to the terrace and pool, bringing effortless connection between indoor comfort and outdoor enjoyment. Every space reflects a carefully curated, cozy feel that enhances the character of the home.
The renovated master bathroom offers calming finishes and a serene atmosphere. A private suite provides the perfect accommodation for guests or extended family. Set on a generous 10,000 sq ft lot and enhanced with impact windows, updated lighting, a newer roof, and thoughtful design details, this residence blends timeless appeal, warmth, and the unique island charm that defines Key Biscayne living.
A rare opportunity to own a home that feels both distinctive and deeply inviting, in one of the most coveted locations on the island....
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Home facts
- Year built:1960
- Listing ID #:A11922444
- Updated:March 15, 2026 at 06:36 AM
Rooms and interior
- Bedrooms:3
- Total bathrooms:4
- Full bathrooms:3
- Half bathrooms:1
- Flooring:Hardwood, Marble, Wood
- Dining Description:Dining Area, Separate Formal Dining Room
- Bathrooms Description:Separate Shower
- Kitchen Description:Dishwasher, Disposal, Gas Range, Microwave, Refrigerator
- Bedroom Description:Upper Level Primary
Heating and cooling
- Cooling:Central Air, Electric
- Heating:Central
- Central air:Yes
Structure and exterior
- Year built:1960
- Architectural Style:Detached, Two Story
- Construction Materials:Block
- Exterior Features:Outdoor Shower, Patio, Security High Impact Doors, Storm Security Shutters
- Levels:2 Story
Schools
- High school:Coral Gables
- Middle school:Ponce De Leon
- Elementary school:Keybiscayne
Utilities
- Water:Public
- Sewer:Public Sewer
Finances and disclosures
- Price:$4,750,000
- Tax amount:$22,036 (2025)
Features and amenities
- Appliances:Dishwasher, Disposal, Dryer, Electric Water Heater, Gas Range, Microwave, Refrigerator, Washer
- Laundry features:Dryer, Washer
- Amenities:Lighting
- Pool features:In Ground, Pool
Parking
- Parking description:Driveway
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