238 Buttonwood Drive, Key Biscayne, FL 33149

• 6 beds |
• 7 baths |
• 4,190 sqft

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!

Listing Status:

Active

Date Added:

May 21, 2026

Data Last Updated:

September 28, 2026 at 5:20PM

Listing Office:

Douglas Elliman : 305-677-5000

Listing Agent:

Fernanda Moreno : 786-300-6334

MLS ID:

A12021891

Interior

• General: Built-in FeaturesBathtubCloset CabinetryEntrance FoyerEat-in KitchenFamily/Dining RoomMain Level PrimaryPantrySoaking TubSeparate ShowerWalk-In Closet(s)
• Appliances: DryerDishwasherElectric RangeMicrowaveRefrigeratorTrash CompactorWasher
• Flooring: Wood
• A/C: Central Air
• Heating: Central

Exterior

• General: Built-in BarbecueBalconyBarbecueOutdoor Living Area
• Other Structures: BalconyPatioOpen
• Pool: HeatedIn Ground
• Parking: Covered

Construction

• Roofing: Concrete
• General: Block2

Location

• HOA Amenities: Beach Rights
• Originating MLS: BEACH_MIAMI
• County: Miami-Dade

Lot

• Zoning: 010032 54 42 PB 53-39 TROPICAL ISLE HOMES SUB 4TH ADDN LOT 8 BLK 25 LOT SIZE 82.500 X 1002442320061970
• View: GardenView
• Fencing: Fenced

Utilities

• Utilities: Cable Available
• Water: Public
• Sewer: Public Sewer

Financial

• Source: BEACH_MIAMI