No photo available
Sold
Feb 2026
$4,750,000
List $4,950,000
669 S Mashta Drive, Key Biscayne, FL 33149
Key Biscayne, FL 33149
3 bd3.5 ba3,382 sqft38 days on market
Mashta Island
Courtesy of One Sotheby's International Realty
Community · Key Biscayne, FL
Recently Sold Homes in Mashta Island
Recent closed sales in Mashta Island. A read on what homes in this community actually sell for.
1
Recently Sold
Key Biscayne
City
Community
Community
Recently Sold · 1
Sold and pending data is provided for consumers' personal, non-commercial use and deemed reliable but not guaranteed. Source: Beaches MLS and participating MLSs.
About Mashta Island
In Key Biscayne, Miami-Dade County, Mashta Island is a community. Homes here were built between 1958 and 1968. There are 2 homes for sale in Mashta Island right now, updated from the MLS.
Homes & Architecture
Homes in Mashta Island
Homes in Mashta Island offer 3 bedrooms and 3.5 baths. Living areas are around 3,382 square feet. The mix here includes single family homes. Prices in the current mix run from $16.80M to $18.50M.
Amenities & Lifestyle
Living in Mashta Island
Mashta Island is a residential neighborhood, and its homeowners association maintains the shared areas and community standards.
Location
Mashta Island Location
Mashta Island is located in Key Biscayne, part of Miami-Dade County, Florida. Residents are close to the shopping, dining, schools, and parks of the Key Biscayne area, with the wider job centers, beaches, and airports of the region within driving distance.
More Communities in Key Biscayne
Active Listings
See what is on the market right now in Mashta Island, Key Biscayne, FL.