Mashta Island 551 S Mashta Dr Sold, A11776724
551 S Mashta Dr, Key Biscayne, FL 33149
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$4,700,000
sold
6 beds
5 baths
3,245 sf
/sf
$1,448.00
| Monthly cost | |
| Maintenance per month | - |
| Taxes per year | $50,906 |
| Waterfront | No |
| Type | Single Family |
| MLS | A11776724 |
Listing Description
Your tropical private retreat on exclusive Mashta Island. This 6 bed / 5 bath, 3,245 SF Mediterranean villa sits on a spacious 10,000 SF lot with lush landscaping, a resort-style pool, and a private cabana guest suite. Interiors with soaring 10-foot ceilings flow seamlessly to the outdoors, perfect for entertaining and relaxed island living. Intentionally designed with two primary suites (first floor and second floor) enhancing comfort and privacy. The chef’s kitchen features a gas stove, cooking island, and SubZero refrigerator. Enjoy private balconies, a circular driveway, an attached 2-car garage with laundry, covered porches, and generous storage. Key Biscayne offers the ultimate family lifestyle with world-class amenities and a true sense of community.
Listing information courtesy of One Sotheby's International Re. Source: A-Miami Association of REALTORS. Data updated 03/27/2026.
Facts and Features
Type
Single Family
Year Built
1961
Heating
Central
Cooling
Central Air
Parking
Covered
Swimming pool
Yes
HOA
Days on market
255
Status
Closed
Features
Bedrooms
Beds: 6
Bedroom Description: At Least 1 Bedroom Ground Level, Primary Bedroom Ground Level, Primary Bedroom Upstairs
Design: Detached,Two Story,Mediterranean
Rooms Description:
Den/Library/Office, Family Room, Guest House, Utility/Laundry In GarageHeating:
CentralCooling:
Central AirEquipment Appliances:
Dishwasher, Disposal, Dryer, Gas Range, Refrigerator, WasherWindows Treatment:
Complete Impact Glass, Skylight, BlindsFlooring
Floor Description: Marble
Interior features:
First Floor Entry, Cooking Island, Pantry, Roman Tub, Skylight, Split Bedroom, Walk-In Closet(s), Den/Library/Office, Family Room, Utility/Laundry In GarageExterior features:
Lighting, Open BalconyLot Description
Lot: 10,000 sqft
Building
Parking
Parking: Attached garage
Parking description: Covered, Driveway, Guest
Construction
Construction Type:
CBS ConstructionListing Type:
Exclusive Right To SellProperty Type:
ResidentialStyle:
Pool Only,HouseRoof Description:
Barrel RoofFinance
Taxes:
$50,906Estimated monthly cost
Use this montgage calculator to calculate your monthly montgage payments quickly and easily
Mashta Island Overview
Avg. days on market
320
SF range
0-0sf
Price range for Sale
$0
Price range for Rent
$30k
Median Sale price per sqft
$0
Median Rent price per sqft
$4.7
Avg. Sale price
$0
Avg. Rent price
$30k
