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238 Buttonwood Drive, Key Biscayne, Florida 33149

Active For Sale
$8,500,000
  • Beds 6
  • Baths 7
  • Sq Ft 4,190 Sqft
  • Visits: 5 in 71 days

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: Heated, In Ground
  • Heating System: Central
  • Cooling System: Central Air
  • Fence: Fenced
  • Patio: Balcony, Open, Patio
  • Parking: Covered

Appliances

  • Appliances: Dryer, Dishwasher, Electric Range, Microwave, Refrigerator, Washer, Trash Compactor

Address Map

  • Country: US
  • State: FL
  • County: Miami-Dade
  • City: Key Biscayne
  • Subdivision: TROPICAL ISLE HOMES SUB 4
  • Zipcode: 33149
  • Street: Buttonwood
  • Street Number: 238
  • Street Suffix: Drive
  • Floor Number: 0
  • Longitude: W81° 49' 55''
  • Latitude: N25° 41' 49''
  • MLS Area: 2420

MLS Addon

  • Association Amenities: Beach Rights
  • Association Fee: $0
  • Close Price: $0
  • Elementary School: Key Biscayne K-8
  • Exterior Features: Balcony, Barbecue, Outdoor Living Area, Built-in Barbecue
  • Flooring: Wood
  • Garage Spaces: 2
  • High School: Coral Gables
  • Insurance Expense: $0
  • Interior Features: Closet Cabinetry, Entrance Foyer, Eat-in Kitchen, Family/Dining Room, Walk-In Closet(s), Built-in Features, Pantry, Separate Shower, Main Level Primary, Bathtub, Soaking Tub
  • Levels: Two
  • Lot Features: Fruit Trees
  • Middle Or Junior School: Ponce De Leon
  • New Taxes Expense: $0
  • Stories: 2
  • Stories Total: 2
  • Tax Annual Amount: $12,000
  • Utilities: Cable Available
  • Zoning: 0100

Location

Listing Updated: 2026-07-19 23:15:40

  • Property Type : Single Family
  • Property Sub Type : Single Family Residence
  • Listing Type : For Sale
  • Listing ID : A12021891
  • Price : $8,500,000
  • View : Lake
  • Bedrooms : 6
  • Bathrooms : 7
  • Full Bathrooms : 6
  • Half Bathrooms : 1
  • Square Footage : 4,190 Sqft
  • Year Built : 2026
  • Lot Area : 0.20 Acre
  • Listing Status : Active
  • Days On Market : 70
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