Mashta Island 640 S Mashta Dr For Sale, A11990382
640 S Mashta Dr, Key Biscayne, FL 33149
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$16,800,000
for sale
4 beds
4 baths
3,620 sf
/sf
$4,641.00
| Monthly cost | |
| Maintenance per month | $0.000000/ |
| Taxes per year | $155,651 |
| Waterfront | Yes |
| Type | Single Family |
| MLS | A11990382 |
Listing Description
Welcome to your own slice of paradise! Enjoy breathtaking sunsets from your private dock on this waterfront property boasting 100 feet of direct Biscayne Bay frontage. Ideally located on Mashta Island. Set on a 15,000 SF lot, the home features 5 beds, ...
Listing information courtesy of DLS International Realty. Source: A-Miami Association of REALTORS. Data updated 08/12/2026.
Facts and Features
Type
Single Family
Year Built
1968
Heating
Other
Cooling
Central Air
Parking
Driveway
Swimming pool
Yes
HOA
$0.000000/
Days on market
2
Status
Active
Features
Bedrooms
Beds: 4
Bedroom Description: At Least 1 Bedroom Ground Level, Primary Bath Shower, Primary Bath Tub
Design: Attached,Other
Rooms Description:
Garage ConvertedHeating:
OtherCooling:
Central AirEquipment Appliances:
DishwasherFlooring
Floor Description: Other
Interior features:
First Floor Entry, Entrance Foyer, Pantry, Split Bedroom, Vaulted Ceiling(s), Walk-In Closet(s), Garage ConvertedExterior features:
OtherWater Access:
Dock AvailableLot Description
Lot: 15,000 sqft
Lot depth: 0 ft
Lot frontage: 0 ft
Building
Parking
Parking: Attached garage
Parking description: Driveway, Guest
Construction
Construction Type:
Concrete Block ConstructionListing Type:
Exclusive Right To SellProperty Type:
ResidentialStyle:
HouseRoof Description:
Barrel RoofFinance
Taxes:
$155,651HOA
HOA Fee: $0.000000//mo
Estimated monthly cost
Use this montgage calculator to calculate your monthly montgage payments quickly and easily
Mashta Island Overview
Avg. days on market
81
SF range
2,255-3,620sf
Price range for Sale
$16.8m - 18.5m
Price range for Rent
$21.5k - 75k
Median Sale price per sqft
$6.4k
Median Rent price per sqft
$8.7
Avg. Sale price
$17.7m
Avg. Rent price
$42.7k
