Property Description

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!

Features
Swimming Pool
Heating System
Cooling System
View
Patio:
Patio, Balcony, Open
Appliances
Architectural Style
Parking Features
Roof:
Concrete
Sewer
Address Map
State:
FL
County:
Miami-Dade
City:
Key Biscayne
Zipcode:
33149
Street:
238 Buttonwood Dr, Key Biscayne, Florida 33149
Longitude:
W81° 49' 55''
Latitude:
N25° 41' 49.3''
MLS Addon
Bathrooms Total:
7
Building Area:
5,648 Sqft
Construction Materials:
Block
Direction Faces:
East
Elementary School:
Keybiscayne
Exterior Features
Flooring:
Wood, Hardwood
Garage Spaces:
2
Interior Features
Internet Address Display:
1
Internet Listing Display:
1
Lot Features
Parcel Number:
24-42-32-006-1970
Subdivision Name:
TROPICAL ISLE HOMES SUB 4
Tax Annual Amount:
$12,000
Utilities
Virtual Tour:
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Residential For Sale

238 Buttonwood Dr, Key Biscayne, Florida 33149, Key Biscayne, Florida 33149

6 Bedrooms
6 Bathrooms
4,190 Sqft
$8,500,000
MLS # #A12021891
Basic Details
Property Type :
Residential
Listing Type :
For Sale
Price :
$8,500,000
Bedrooms :
6
Bathrooms :
6
Half Bathrooms :
1
Square Footage :
4,190 Sqft
Year Built :
2026
Lot Area :
8,916 Sqft
MLS # :
A12021891
Property Sub Type :
Single Family Residence
Agent info
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