238 Buttonwood Drive, Key Biscayne, FL 33149

$8,500,000 · Active

  • 6 beds
  • 7 baths
  • 4,190 sq ft
  • Single Family Residence
  • Built 2026
  • Lot 8,712 sq ft
  • MLS# A12021891
  • Tropical Isle Homes Sub 4
Photo 1 at 238 Buttonwood Drive, Key BiscaynePhoto 2 at 238 Buttonwood Drive, Key BiscaynePhoto 3 at 238 Buttonwood Drive, Key BiscaynePhoto 4 at 238 Buttonwood Drive, Key BiscaynePhoto 5 at 238 Buttonwood Drive, Key BiscaynePhoto 6 at 238 Buttonwood Drive, Key BiscaynePhoto 7 at 238 Buttonwood Drive, Key BiscaynePhoto 8 at 238 Buttonwood Drive, Key Biscayne

About this home

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

Schools

  • Elementary: Key Biscayne K-8
  • Middle: Ponce De Leon
  • High: Coral Gables

Presented by

BreakThru Realty · (786) 914-1017

Courtesy of

Douglas Elliman · Listing agent: Fernanda Moreno

Schedule a showing

Call or text BreakThru Realty at (786) 914-1017 or email sales@breakthrurealty.com to see 238 Buttonwood Drive.

Questions About 238 Buttonwood Drive

How much is 238 Buttonwood Drive?
238 Buttonwood Drive is listed at $8,500,000, which is about $2,029 per square foot. The listing page shows comparable active listings and recent closed sales nearby so you can judge the asking price against what buyers have actually paid.
What are the property taxes on 238 Buttonwood Drive?
The listing reports annual property taxes of $12,000 for 2025. Taxes are reassessed at the sale price after a purchase, so a new owner's bill can differ from the current owner's; use the mortgage calculator on this page for an estimate.
When was 238 Buttonwood Drive built?
238 Buttonwood Drive was built in 2026 and the listing describes its condition as new construction. Age matters for insurance and financing in Florida: ask about the roof, the electrical panel and, for a condo built before the current code, the building's structural reserve study.
How long has 238 Buttonwood Drive been on the market?
238 Buttonwood Drive has been listed for 125 days. Days on market and price changes are the first signals of how much room there is to negotiate.
Which schools serve 238 Buttonwood Drive?
The MLS lists Key Biscayne K-8 (elementary), Ponce De Leon (middle), Coral Gables (high). School assignments are set by the district and can change; verify them with the school board before you rely on them.
How do I see 238 Buttonwood Drive?
Request a showing from this page or call BreakThru Realty and a licensed agent will arrange a private tour, in person or by video, and answer anything the listing leaves out.

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A comparable home, 111 Reef Lane, Key Biscayne, FL 33149, sold for $10,850,000 in August 2026. Other Key Biscayne neighborhoods include Commodore Club and Ocean Club. Nearby ZIP codes include 33131 and 33129. This property also neighbors Brickell, Miami, and Coconut Grove. Compare it with the Key Biscayne housing market report.