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4 Beds
3 Baths
2,761 sqft

$6,350,000

571 S Mashta Drive, Key Biscayne FL, 33149

Price per sqft$2,299.89
Built in1964
Property size2,761 sqft
Property typeResidential

Overview

Active

Listed Aug 28, 2026

Updated 2 weeks ago

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.

$42,247/mo

Est. mortgage payment based on a $6,350,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
A12076783

Interior Features

Bedrooms
4
Bathrooms
3
Fireplace
Yes
Cooling
Yes
Heating
Yes
Basement
No

Exterior Features

Lot Size
0.23 Acres

Other Property Details

Taxes
$55,539
Tax Frequency
Annually
Garage
Yes
Pets Allowed
Yes
Pool
Yes
55+/Senior Community
No

Listed with HR 19 Realty LLC

All listings featuring the BMLS logo are provided by Association of Palm Beaches. This information is not verified for authenticity or accuracy and is not guaranteed. IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by MLS.

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Data last updated 12:46 PM UTC, 9/23/2026

 

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