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551 S Mashta Dr

Key Biscayne, FL 33149
  • $5,495,000
  • STATUS: Active Under Contract
  • ON SITE: 58 Days
  • MLS #: A11776724
Under Contract
UPDATED: 60 min ago
$5,495,000
  • 6
    BEDS
  • 0.23
    ACRES
  • 5
    BATHS
  • 0
    1/2 BATHS
  • 3,245
    SQFT
  • $1,693
    $/SQFT
Type:
Single-Family Home
Built:
1961
County:

School Ratings & Info

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.

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Copyright 2025, Participating Associations/MLS’s in the SEFMLS, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. All rights reserved. The data relating to real estate for sale on this web site comes in part from the participating Associations/MLS’s in the Southeast Florida Regional Multiple Listing Service cooperative agreement, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. The information being provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. Copyright 2025, Participating Associations/MLS’s in the SEFMLS, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. All rights reserved. Use of search facilities of data on the site, other than a consumer looking to purchase real estate, is prohibited. Data last updated 2025-06-13T11:52:21.707.
www.floridahomesforsaleusa.com/homes/162616610
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551 S Mashta Dr Key Biscayne, FL 33149

  • Price: $5,495,000
  • Status: Active Under Contract
  • On Site: 58 Days
  • Updated: 60 min ago
  • MLS #: A11776724
6
Beds
5
Baths
0
½ Baths
0.23
Acres
3,245
SQFT
$1,693
$/SQFT
1961
Built
Neighborhood:
Mashta Island A Replat Of
County:
Miami-Dade
Area:
Mashta Island A Replat Of
Property 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.
Exterior Features

Architectural Style DetachedTwo StoryMediterranean Attached Garage YN Yes Construction Materials CBS Construction Covered Spaces 2 Direction Faces South Exterior Features LightingOpen Balcony Fencing Fenced Garage YN Yes Guest House Description 1 Bath1 Bedroom Lot Features Less Than 1/4 Acre Lot Other Structures Guest House Parking Features CoveredDrivewayGuest Patio And Porch Features Open BalconyPatio Pool Features In Ground Pool Private YN No Roof Barrel Roof View Garden View YN Yes Waterfront YN No

Interior Features

Adjusted Square Footage 3471 Appliances DishwasherDisposalDryerGas RangeRefrigeratorWasher Building Area Total 4692 Cooling Central Air Fireplace Features Fireplace Fireplace YN Yes Flooring Marble Furnished Unfurnished Heating Central Heating YN Yes Interior Features First Floor EntryCooking IslandPantryRoman TubSkylightSplit BedroomWalk-In Closet(s)Den/Library/OfficeFamily RoomUtility/Laundry In Garage Laundry Features In Garage Master Bathroom Features 2 Primary BathroomsDual SinksSeparate Tub & Shower Other Equipment Automatic Garage Door Opener Room Bedroom Features At Least 1 Bedroom Ground LevelPrimary Bedroom Ground LevelPrimary Bedroom Upstairs Room Dining Room Features Breakfast AreaEat-In Kitchen Window Features Complete Impact GlassSkylightBlinds

Property Features

Association YN No Building Name MASHTA ISLAND A REPLAT OF Community Features Beach Club Member Available Cooling YN Yes Horse YN No Listing Terms All CashConventional Membership Purch Rqd YN No New Construction YN No Pets Allowed Yes Property Sub Type Single Family Residence Public Survey Section 5 Restrictions No Restrictions Sewer Public Sewer Structure Type Pool OnlyHouse Tax Annual Amount 50906 Tax Year 2024 Type Of Association None Water Source Municipal Water Year Built Details Resale Zoning 2001

Listing courtesy of One Sotheby's International Re: .


Copyright 2025, Participating Associations/MLS’s in the SEFMLS, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. All rights reserved. The data relating to real estate for sale on this web site comes in part from the participating Associations/MLS’s in the Southeast Florida Regional Multiple Listing Service cooperative agreement, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. The information being provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. Copyright 2025, Participating Associations/MLS’s in the SEFMLS, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. All rights reserved. Use of search facilities of data on the site, other than a consumer looking to purchase real estate, is prohibited. Data last updated 2025-06-13T11:52:21.707.
 
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The Regent's Realty
2980 NE 207th St Suite 801
Miami FL, 33180