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Homes for sale in Key Biscayne
Single Family Residence

238 Buttonwood Dr

Key Biscayne, FL 33149
$8,500,000
Beds
6
Baths
6 + 1 half
Sq ft
4,190
Year built
2026
Price per sq ft
$2,029

Listing courtesy of Fernanda Moreno, Douglas Elliman

About this home

A unique architectural masterpiece in the heart of Key Biscayne, this brand-new contemporary residence by Praxis Architecture blends modern tropical luxury with exceptional craftsmanship and bespoke European finishes. Set on an oversized 9,000 SF lot, the residence offers 6 bedrooms, 6 full bathrooms, 1 half bath, and over 4,190 SF of curated living space designed around natural light, privacy, and seamless indoor-outdoor living.
Imported Spanish porcelain and ceramic surfaces, Italian-engineered wood flooring, Portuguese interior doors, and refined finishes sourced from the United Kingdom create a warm and sophisticated architectural atmosphere throughout. Custom millwork — including the kitchen, bar, wardrobes, and integrated TV units — was exclusively crafted by a French maison specializing in ultra-luxury bespoke cabinetry.
The residence highly designed kitchen is equipped with Wolf, Sub-Zero, and Miele appliances, smart-home automation, and integrated security. Outdoor spaces feature a spectacular 36-foot swimming pool, expansive terraces, summer kitchen, lush private garden patio, and multiple entertaining areas designed for effortless resort-style living.
Located moments from tennis courts and the Key Biscayne Yacht Club, beaches, marinas, top-rated schools, and the best of island living, this residence represents one of Key Biscayne’s most thoughtfully designed brand new-construction homes - Expected to be finished in July 2026. Easy to Show!

Details

Property

Type
Single Family Residence
Style
Attached, Two Story
Building
Pool Only
Year built
2026
Lot size
8,916 sq ft
Building name
TROPICAL ISLE HOMES SUB 4
Subdivision
TROPICAL ISLE HOMES SUB 4
County
Miami-Dade County
Faces
East
View
Garden
Flood zone
AE

Interior

Appliances
Trash Compactor, Dishwasher, Dryer, Microwave, Electric Range, Refrigerator, Washer
Flooring
Wood
Cooling
Central Air
Heating
Central
Laundry
Utility Room/Laundry
Features
First Floor Entry, Built-in Features, Closet Cabinetry, Entrance Foyer, Pantry, Walk-In Closet(s), Den/Library/Office, Utility Room/Laundry

Exterior and parking

Exterior
Built-In Grill, Fruit Trees, Open Balcony
Patio and porch
Open Balcony, Patio
Pool
In Ground, Heated
Parking
Covered
Garage spaces
2
Construction
Concrete Block Construction
Roof
Concrete

Community and fees

Pets
Yes
Annual taxes
$12,000
Terms
All Cash, Conventional

Neighborhood

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The data relating to real estate for sale or lease on this website comes in part from the Internet Data Exchange (IDX) program of MIAMI REALTORS® MLS. Listings are provided by participating brokers.

Information is deemed reliable but is not guaranteed and should be independently verified. It is subject to change and is provided for consumers’ personal, non-commercial use only, to identify properties they may be interested in. Listing last updated September 21, 2026.