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571 S Mashta Dr Key Biscayne, FL $ 6,350,000
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$ 6,350,000 Get more info
571 S Mashta Dr
$ 6,350,000
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571 S Mashta Dr

Key Biscayne, FL, 33149
$ 6,350,000
Bedrooms4 Baths3.0 Sq 2,761

Monthly Estimate*

$ 40,095

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Single Family Home for sale in Key Biscayne, FL

for $6,350,000 with 4 bedrooms and 3 full baths. This 2,761 square foot home was built in 1964.

Enjoy your own paradise in the paradise—an exceptional, move-in-ready residence on prestigious Mashta Island, one of Key Biscayne's most exclusive and tranquil enclaves. Beautifully remodeled and designed for relaxed yet sophisticated island living, this home offers exceptional indoor and outdoor spaces to enjoy with family and friends. Outdoor living takes center stage with a heated pool and spectacular covered entertainment area featuring a custom BBQ, grill, sink, granite counters and seating for up to 12 guests—the perfect setting for weekend gatherings, celebrations and year-round enjoyment of the Key Biscayne lifestyle. Bright, inviting interiors feature a spacious open layout that seamlessly connects the living, dining and kitchen areas. The impressive chef's kitchen is equipped with premium Viking appliances, generous cooking island and abundant granite counter space. Marble flooring enhances the main living areas, while warm wood floors add character to the private bedroom spaces. The primary suite opens directly to the pool area and features a large walk-in closet and a luxurious bath with steam shower. The property is on a 10,000 SF lot with an ample circular driveway, covered garage for two vehicles and a large additional side parking.

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Single Family Active

Price

$ 6,350,000

Bedrooms

4

Full Bath

3

Property Type

Single Family

Taxes

$ 55,539

Style

Year Built

1964

Town/City

Key Biscayne

County/Region

Miami-Dade

MLS | Web ID

A12076783
Features
General
Sewer Public Sewer
Heating Central Electric
Cooling Central Air Electric
Possession Close Of Escrow
Roof Shingle
Appliances Built-In Oven Dryer Dishwasher Electric Range Freezer Disposal Gas Range Gas Water Heater Ice Maker Microwave Refrigerator Wine Cooler Washer
Garage Spaces 2
Patio/Porch Features Deck Open Porch
Architectural Style Detached One Story
Pool Features Concrete Pool Equipment Pool
Restrictions See Remarks
Construction Materials Block
Pets Allowed Cats OK Dogs OK Yes
Year Built 1964
View None
Stories Count 1
Property Subtype Single Family Residence
Tax Year 2025
Ownership Corporation
County Miami-Dade
Property Type Residential
Attached Garage true
Subdivision Name MASHTA ISLAND A REPLAT OF
Facing Direction Southwest
Garage Y/N true
Total Rooms 0
Full Baths 3
Special Listing Conditions Listed As-Is
Status Active
High School Mast Academy
City Key Biscayne
Senior Community Y/N false
Zoning Description 2001
MLS Area 52
Lot Size Units Square Feet
Lot Size Square Feet 10000
Listing Terms Cash Conventional
Elementary School Keybiscayne
Year Built Details Effective Year Built
Tax Annual Amount 55539
Middle/Junior High School Ponce De Leon
Lease Considered Y/N false
Virtual Tour https://www.propertypanorama.com/instaview/mia/A12076783
Standard Status Active
Occupancy Type Owner
Property Sub Type Additional Single Family Residence
Legal Description 5-6 55 42 MASHTA ISLAND A REPLAT OF TRS A B & C PB 65-65 LOT 17 BLK 4 LOT SIZE 100.000 X 100 OR 16975-0825 1095 1 COC 24379-0228 03 2006 1
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Interior
Interior Amenities Breakfast Bar Built-in Features Bedroom on Main Level Closet Cabinetry Dining Area Separate/Formal Dining Room First Floor Entry Fireplace Kitchen Island Main Level Primary Sitting Area in Primary Shower Only Bar Walk-In Closet(s)
Flooring Ceramic Tile Marble Parquet
Furnished Y/N Unfurnished
Air Conditioning Y/N true
Heating Y/N true
Window Features Blinds Impact Glass
Fireplace Y/N true
Half Baths 0
Total Bedrooms 4
Total Baths 3
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Exterior
Exterior Amenities Barbecue Deck Fence Lighting Outdoor Grill Porch Shed
Parking Features Attached Driveway Garage Garage Door Opener
Lot Features < 1/4 Acre
Water Source Public
Lot Size Area 10000
Spa false
Building Area Total 3722
Road Surface Type Paved
Private Pool true
Waterfront Y/N false
Covered Spaces 2
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* Excluded Features
List By
Hr 19 Realty Llc

Broker

adolfo@grupomre.com

Email

Affordability Calculator

$44,723
Per Month
90%
10%
0%
Monthly Principal & Interest
$40,095
Monthly Property Taxes
$4,628
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4808084 Elementary School
4808082 Middle School
Mast Academy High School High School
See complete school information
Pricing History
Date Price Price Change Description
8/29/2026 $6,350,000 6.72% Price Up
8/28/2026 $5,950,000 Listed Price

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571 S Mashta Dr, Key Biscayne, FL, 33149 is a Single Family Home for sale at $6,350,000 with 2,761 sqft. 571 S Mashta Dr has 4 bedrooms, 3.0 baths, and was built in 1964. The property's zip code is 33149 which is in Key Biscayne, FL

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