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Sold
Sold on February 4, 2026

669 S Mashta Dr

$4,950,000
$4,750,000
3 Beds
4 Baths
3,382 sqft
0 Parkings
Lot size:
10,000 sqft
Annual Tax:
$22,036
Occupancy:
Vacant
Year Built:
1960
Property type:
House
#MLS:
A11922444
Open House
December 21, 20254:00 PM - 7:00 PM

Description

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.
One Sotheby's International Realty

Features & Details

Learn about the features and details of 669 S Mashta Dr

Property Details

  • Property Type
    SingleFamilyResidence
  • Living Area
    3,382 sqft
  • Year Built
    1960
  • Lot Size
    10,000 sqft
  • Stories
    -
  • Annual Tax
    $22,036
  • List Date
    11/30/2025
  • Updated
    2/15/2026
  • Last Checked
    Recent
  • MLS Number
    #A11922444
  • Brokerage
    One Sotheby's International Realty
  • Postal Code
    33149
  • Area
    Miami-Dade
  • City
    -

Additional Property Features

  • Occupancy
    Vacant
  • List Price
    $4,950,000
  • Unit Number
    -
  • Construction
    Block
  • Heating
    Central
  • Fireplaces
    -
  • Garage
    -
  • Parking Type
    No
  • Pets Allowed
    No
  • Air Conditioning
    Central Air, Electric
  • Elevator
    No
  • Locker
    No
  • Swimming Pool
    InGround,Pool
  • Patio
  • Basement
    No
  • Den
    No
  • Central Vacuum
    No
  • Garage Type
    No

Additional Listing Information

  • Walk Score
  • Property Manager
    -
  • Utilities Included
    None
  • Furnished
    Unfurnished
  • Assessment Year
    2025
  • Assignment
    No
  • Extras Included
    Dryer, Dishwasher, Electric water heater, Disposal, Gas range, Microwave, Refrigerator, Washer
  • Virtual Tour
    View virtual tour

Inside

  • Bedrooms & Baths
    3 Bed, 4 Bath
  • Bedrooms
    3
  • Full Bathrooms
    4
  • Ensuite
    Yes
  • Bathrooms
    4
  • Flooring
    Mixed

Price history

Learn about the price history of 669 S Mashta Dr

Explore Miami-Dade

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FAQs About 669 S Mashta Dr

669 S Mashta Dr, MLS® A11922444 has a size of 3382 sqft.

There are 3 bedrooms and 4 bathrooms in this House at 669 S Mashta Dr, MLS® A11922444.

Annual taxes for this home are $22,036 based on 2025 tax year reports.
Miami Association of REALTORS®
Based on information from the Miami Association of REALTORS®. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information.
©2025 Miami Association of REALTORS® all rights reserved.
669 S Mashta Dr