238 Buttonwood Dr Key Biscayne, FL $ 8,500,000
238 Buttonwood Dr
$ 8,500,000
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238 Buttonwood Dr

Key Biscayne, FL, 33149
$ 8,500,000
Bedrooms6 Baths6.1 Sq 4,190

Monthly Estimate*

$ 52,336

238 Buttonwood Dr, Key Biscayne, FL 33149 - Image 1
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238 Buttonwood Dr, Key Biscayne, FL 33149 - Image 8
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238 Buttonwood Dr, Key Biscayne, FL 33149 - Image 13
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Single Family Home for sale in Key Biscayne, FL

for $8,500,000 with 6 bedrooms and 6 full baths, 1 half bath. This 4,190 square foot home was built in 2026.

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!

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Single Family Active

Price

$ 8,500,000

Bedrooms

6

Full Bath

6

Half Bath

1

Property Type

Single Family

Taxes

$ 12,000

Style

Year Built

2026

Town/City

Key Biscayne

County/Region

Miami-Dade

MLS | Web ID

A12021891

Features
General
Sewer PublicSewer
Heating Central
Cooling CentralAir
Utilities CableAvailable
Possession ClosingAndFunding CloseOfEscrow
Roof Concrete
Appliances Dryer Dishwasher ElectricRange Microwave Refrigerator TrashCompactor WineCooler Washer
Garage Spaces 2
Patio/Porch Features Balcony Open Patio
Architectural Style TwoStory
Pool Features Heated InGround Pool
Restrictions NoRestrictions OkToLease
Construction Materials Block
Pets Allowed NoPetRestrictions Yes
Year Built 2026
View Garden
Stories Count 2
Levels Two
Property Subtype SingleFamilyResidence
Tax Year 2025
Community Features Beach ClubMembershipAvailable
County Miami-Dade
Property Type Residential
Subdivision Name TROPICAL ISLE HOMES SUB 4
Facing Direction East
Garage Y/N true
Total Rooms 0
Full Baths 6
Special Listing Conditions ListedAsIs
Status Active
High School Coral Gables
City Key Biscayne
Senior Community Y/N false
Zoning Description 0100
MLS Area 42
Lot Size Units SquareFeet
Lot Size Square Feet 8916
Listing Terms Cash Conventional
Elementary School Keybiscayne
Year Built Details New Construction
Tax Annual Amount 12000
Middle/Junior High School Ponce De Leon
Lease Considered Y/N false
Virtual Tour https://www.propertypanorama.com/instaview/mia/A12021891
Standard Status Active
Occupancy Type Vacant
Property Sub Type Additional SingleFamilyResidence
Legal Description 32 54 42 PB 53-39 TROPICAL ISLE HOMES SUB 4TH ADDN LOT 8 BLK 25 LOT SIZE 82.500 X 100
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Interior
Interior Amenities BuiltInFeatures BedroomOnMainLevel ClosetCabinetry EntranceFoyer EatInKitchen FamilyDiningRoom FirstFloorEntry Pantry SeparateShower WalkInClosets
Flooring Hardwood Wood
Air Conditioning Y/N true
Heating Y/N true
Half Baths 1
Total Bedrooms 6
Total Baths 7
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Exterior
Exterior Amenities Balcony Fence FruitTrees SecurityHighImpactDoors OutdoorGrill Patio
Parking Features Covered
Lot Features LessThanQuarterAcre
Water Source Public
Lot Size Area 8916
Spa false
Building Area Total 5648
Waterfront Y/N false
Covered Spaces 2
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* Excluded Features
List By
Douglas Elliman

Broker

fernanda.moreno@elliman.com

Email

Affordability Calculator

$53,336
Per Month
98%
2%
0%
Monthly Principal & Interest
$52,336
Monthly Property Taxes
$1,000
Monthly Home Insurance
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Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
3062566 Elementary School
4268812 Middle School
Coral Gables High School High School
Pricing History
DatePricePrice ChangeDescription
5/21/2026$8,500,000 Listed Price

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238 Buttonwood Dr, Key Biscayne, FL, 33149 is a Single Family Home for sale at $8,500,000 with 4,190 sqft. 238 Buttonwood Dr has 6 bedrooms, 6.1 baths, and was built in 2026. The property's zip code is 33149 which is in Key Biscayne, FL