Home in 238 Buttonwood Drive, Key Biscayne, FL 33149 for sale with MLS# A12021891

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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238 Buttonwood Drive, Key Biscayne, FL 33149

Price
Price:
$8,500,000.00
Original List Price:
$8,500,000.00
Property Status and Type
Listing Type:
For Sale
Status:
Active
Listing Category:
Residential
Property Type:
Single Family House
Description of Last Important Update:
New Listing
Last Major Update on:
May 21, 2026 4:00 am
Other Special Conditions:
Sold As-is
Rooms Distribution
Bedrooms:
6
Bathrooms Total:
7
Full Bath:
6
Half Bath:
1
Room Type:
Laundry, Den
Master Bedroom Bath:
Separate Shower, Master Bdrm - Ground, Separate Tub
Dining Area:
Eat-in Kitchen, Family/Dining Combination
Measures
Living Area:
4,190 Sqft
Built-Up Area:
5,648 Sqft
Lot Features:
Fruit Tree(s)
Lot Size Acres:
0.2
Property Features
View from the Property:
Garden
Waterfront:
No
Private Pool
Swimming Pool Features:
Heated, In Ground
Appliances:
Dryer, Dishwasher, Microwave, Refrigerator, Washer, Trash Compactor, Electric Range
Interior:
Pantry, Walk-In Closet(s), Closet Cabinetry, Entrance Foyer, Built-in Features
Exterior:
Balcony, Built-in Barbecue
Patio and Porch:
Patio
Air Conditioning
Air Conditioning System:
Central Air
Heating
Heating System:
Central
Fence:
Fenced
Property Entrance Faces:
East
Balcony Details:
Balcony - Open
Storm Protection Impact Glass:
Partial
Construction
Year Built:
2026
Roof:
Concrete
Levels:
Two
Entry Level (floor):
1
Construction Materials:
Block
Flooring:
Wood
Number of stories:
2
Flood Zone Code:
AE
Property Condition:
New Construction
Taxes and Expenses
Tax Annual Amount:
$12,000.00
Tax Year:
2025
Property Tax Details:
City/County
Parking
Garage
Garage Spaces:
2
Covered Spaces:
2
Parking Features:
Covered
Utilities
Sewer:
Public Sewer
Utilities Available:
Cable Available
Water Source:
Public
Community
Membership Details:
Other Membership Available
Pets Allowed?:
Yes, No Restrictions
Amenities Provided by the Homeowner's Association (HOA):
Beach Club Available
Subdivision Name:
TROPICAL ISLE HOMES SUB 4
Senior Community:
No
Restrictions:
No Restrictions
Leasing Permitted
Leasing Permitted Details:
Okay To Lease
Terms
Listing Terms Considered by Seller:
Cash, Conventional
Buyer Possession:
Negotiable, Close Of Escrow
Zoning and Legal
Tax Legal Description:
32 54 42 PB 53-39 TROPICAL ISLE HOMES SUB 4TH ADDN LOT 8 BLK 25 LOT SIZE 82.500 X 100
Real Estate Folio Number (Parcel Number):
2442320061970
Zoning:
0100
Public Schools Assigned
Elementary School:
Royal Palm (miami-dade)
High School:
Coral Gables
Middle Or Junior School:
Ponce De Leon
Listing History
Active on the market since:
May 21, 2026
Listing Agreement executed on:
May 21, 2026
Listing Status Last Changed On:
May 21, 2026 4:00 am
Photos updated on:
May 21, 2026 8:03 pm
Last Modified:
May 31, 2026 11:04 pm
Additional Information
Courtesy of:
Douglas Elliman
Attribution:
Not provided
Location
Street Name:
Buttonwood
Street Number:
238
City:
Key Biscayne
State:
Florida
Zip Code:
33149
County:
Miami-Dade
Latitude:
N25° 41' 49''
Longitude:
W81° 49' 55''
Street Suffix:
Drive
Property Map

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Neighborhood Stats

Source: U.S. Census Bureau, ACS 5-Year Estimates

Median Household Income $171,982
Median Home Value $1,231,500
Median Rent $3,501/mo
Median Age 43
Population 14,628

Air Quality

Source: AirNow.gov · Miami

🌬️ Air Quality Index (AQI) 45 Good
☀️ O3 35 Good
🫁 PM2.5 45 Good
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Ver la Propiedad Ver la propiedad 238 Buttonwood Drive, Key Biscayne, FL 33149
Association of REALTORS®
Disclaimer: IDX listing information is presented by Rebonus Brokerage LLC for consumer informational purposes only. The information provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed by the MLS or the real estate broker. This page presents structured listing information sourced directly from the MLS via the RESO Web API feed. Rebonus prioritizes maximum field coverage and data completeness, displaying the most granular MLS-provided attributes available.