520 S Mashta Dr, Key Biscayne, FL

$18,900,000

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5

Beds

4

Baths

3,085

Square feet

About 520 S Mashta Dr

Seize the rare chance to create your dream estate on one of the largest lots in Key Biscayne's prestigious Mashta Island community. This 22,140-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.

Features of 520 S Mashta Dr

MLS® # A11684094
USD $18,900,000
CAD $27,016,416
CNY 元136,611,090
EUR €17,284,938
GBP £14,549,258
RUB ₽1,544,137,560
Bedrooms 5
Bathrooms 4.00
Full Baths 4
Acres 0.00
Year Built 1961
Type Residential
Sub-Type Single Family Residence
Style One Story
Status Active

Community Information

Address 520 S Mashta Dr
Area 52
Subdivision MASHTA ISLAND A REPLAT OF
City Key Biscayne
County Miami-Dade
State FL
Zip Code 33149-1733

Amenities

Features Other, See Remarks
Parking Driveway
# of Garages 2
View Bay, Ocean
Is Waterfront Yes
Waterfront Bay Front, Seawall
Has Pool No
Pets Allowed NoPetRestrictions,Yes

Interior

Interior Tile
Appliances Other
Heating Central
Cooling Central Air
Fireplace No
# of Stories 1

Exterior

Exterior Features Security/High Impact Doors
Roof Barrel, Spanish Tile
Construction Block

Additional Information

Date Listed October 29th, 2024
Days on Market 106
Parcel ID 24-52-05-009-0170

Listing Details

OfficeDouglas Elliman
Emailiakhrass@elliman.com

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Listing information last updated on March 19th, 2025 at 6:22am EDT.