Mashta Island Properties For Sale

Key Biscayne, FL 33149

LISTINGS MARKET TRENDS DEMOGRAPHICS

Results 2 of 2

$18,950,000

$16,999,000

Mashta Island

660 S Mashta Dr, Key Biscayne, FL 33149

MLS# A11526068

Beds

8¹/₂

Baths

5,043

SqFt

8.9% Decrease (-$1,951,000)

Garage

$3,371

$/SqFt

Don't miss this opportunity to own a rarely available wide bay front home on s mashta dr featuring 100 ft of water frontage & unobstructed views. This large 2 story home has an eat in kitchen, 3 door wine chiller & separate walk-in pantry/storage area. An adjacent covered patio is separated from the kitchen by multi sliding impact doors that open & stack against each other expanding your entertaining space & bringing the outside in. The primary br has 2 full baths & 3 walk-in closets. There are an additional 4 br's & 4 baths on the first floor, one of which has a kitchenette & a separate entrance. A mosaic staircase leads to 2 additional bedrooms w/ensuite baths & a large shared balcony additional amenities include heated pool, cabana bath & an expansive patio for entertaining.

Coldwell Banker Realty

$20,000,000

$18,900,000

Mashta Island

520 S Mashta Dr, Key Biscayne, FL 33149

MLS# A11684094

Beds

Baths

3,085

SqFt

5.5% Decrease (-$1,100,000)

Garage

$6,126

$/SqFt

Seize the rare chance to create your dream estate on one of the largest lots in key biscayne's prestigious mashta island community. This 23,263-square-foot property features 138 feet of pristine water frontage, offering breathtaking open-water views—an ideal backdrop for a grand residence. Collaborate with the renowned corazzini & associates, known for their award-winning designs that merge elegance with functionality. Enjoy spectacular sunsets visible throughout your home, perfect for relaxation and entertaining. Included are fully approved plans and permits for a stunning 8-bedroom, 8.5-bath, 10,000-square-foot estate, ensuring a seamless start to your vision. Don’t miss this once-in-a-lifetime opportunity to establish a legacy in one of south florida's most prestigious enclaves.

Douglas Elliman

Service by Hyperlocal Advisor

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Community Snapshot

N/ABedrooms

$17M to $18.9MPrice Range

2,416 - 10,820SqFt Range

1985Year Build

N/ATotal Floors

71Total Units

Schools

Scores

Walk Score^®

Car-Dependent. Almost all errands require a car.

100

Transit Score^®

No data.

N/A

Bike Score^®

Somewhat Bikeable. Minimal bike infrastructure.

100

Sound Score^®

Bearable noise.

100

Key Biscayne Ultra Luxury Homes & Condos