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Pinnacle Real Estate Group – FL

571 S Mashta Drive, Key Biscayne, FL 33149 (MLS# A12076783)

571 S Mashta Drive, Key Biscayne, FL 33149

New Listing
$6,350,000
Property Type: Residential Bedrooms: 4 Baths: 4 Square Footage: 3,722 Status: Active
Current Price: $6,350,000 List Date: 8/24/2026 Last Modified: 8/29/2026

Overview

Description

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 ...

Listing Details MLS# A12076783

General Property Information

Property Sub Type
Single Family Residence
Bedrooms Total
4
Bathrooms Total
4
Bathrooms Full
4
Building Area Main
3722
Living Area Main
2761
Adjusted Area Main
3241
Year Built
1964
Garage YN
Yes
Attached Garage YN
Yes
Garage Spaces
2
Covered Spaces
2
Lot Size Area
10000
Lot Size Acres
0.23
Lot Size Dimensions
10000
Senior Community YN
No
Outdoor Living Spaces YN
Yes
Stories Total
Yes
Direction Faces
Southwest
Fireplace YN
Yes
Pool Private YN
Yes
Furnished
Unfurnished

Property Features

Dining Area: Formal Dining; L Shaped Dining; Snack Bar/Counter Electric: Circuit Breakers Exterior Features: Barbecue; Built-in Barbecue; Lighting Flooring: Ceramic Tile; Marble; Parquet Parking Features: Driveway; Garage Door Opener; Attached; Attached Garage; Garage Appliances: Dishwasher; Disposal; Dryer; Electric Range; Free-Standing Freezer; Gas Range; Ice Maker; Microwave; Oven; Refrigerator; Washer Water Heater Details: Gas Water Heater Construction Materials: Block Cooling: Central Air Fencing: Fenced Heating: Central; Electric Interior Features: Bar; Built-in Features; Closet Cabinetry; Kitchen Island; Walk-In Closet(s) Levels: One Listing Terms: Cash; Conventional Other Equipment: Fuel Tank(s) Other Structures: Outbuilding Pets Allowed YN: Yes Pool Features: Concrete; Equipment Included Possession: Close Of Escrow Restrictions: See Remarks Road Surface Type: Paved Roof: Shingle Sewer: Public Sewer Special Information: Sold As-Is Tax Information: City/County Water Source: Public Window Features: Blinds; Other Showing Requirements: Appointment Only Outdoor Living Spaces: Deck; Porch Porch Details: Porch - Open Room Types: Family Room

Contract Information

Comp Sale YN
No
Original List Price
5950000
Occupant Type
Owner

Location and Legal

Country
United States
County Or Parish
Miami-Dade
County Parish Name
Miami-Dade
Street Number
571
Street Direction Prefix
S
Street Name
Mashta
Street Suffix
Drive
City Name
Key Biscayne
Municipal Code
24
State Or Province
FL
Postal Code
33149
Postal Code +4
1732
Postal Zip
33149
Subdivision Name
MASHTA ISLAND A REPLAT OF
Area
2520
Elementary School
Key Biscayne K-8
Middle Or Junior School
Ponce De Leon
High School
Coral Gables
Parcel Number
2452050090370
Subdivision Number
9
Zoning
2001
Flood Zone
AE

Financial Information

Membership Fee Required YN
No
Tax Annual Amount
55539
Tax Year
2025
Tax 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

Status Change Information

Major Change Timestamp
2026-08-29T15:14:41Z
Major Change Type
Price Change
Price Change Timestamp
2026-08-29T15:14:41Z
Status Change Date
2026-08-28

More Information

Entry Information

Entry Level
Yes

Ceiling Fan Details

Number Of Ceiling Fans
5

Pool Size Details

Pool Size (WxL)
20x40

Price Calculations

Current Price To SqFt
2299.89

Section Details

Parcel Number MLX
0370

Originating Details

Originating System Key
559822626
Originating System ID
M00000151

Room Information

Room Name
Family Room
IDX
Listing Office: HR 19 Realty LLC
Last Updated: August - 29 - 2026
This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. Copyright 2026 Beaches Multiple Listing Service, Inc. All rights reserved. Information Not Guaranteed and Must Be Confirmed by End User. Site contains live data.

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