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238 Buttonwood Dr, Key Biscayne, FL, 33149 | $8,500,000
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
- Bedrooms: 6
- Baths: 6 full / 1 half
- Style: Two Story
- Year Built: 2026
- Garage: 2-car Covered
- Heating: Central
- Cooling: Central Air
- Approx Sq. Feet: 4,190
- Est. Taxes: $12,000
- Lot Desc: < 1/4 Acre
- View: Garden
- Elem. School: Keybiscayne
- Middle School: Ponce De Leon
- High School: Coral Gables
- Pets Allowed: Yes
- Pet Policy: No Pet Restrictions,Yes
- Appliances: Dryer,Dishwasher,Electric Range,Microwave,Refrigerator,Trash Compactor,Wine Cooler,Washer
- MLS#: A12021891
- Days on Market: 1 day
- Website: https://www.raveis.com
/eprop/A12021891/238buttonwooddr_keybiscayne_fl?source=qrflyer
Listing courtesy of DOUGLAS ELLIMAN Phone: 305-677-5000
William Raveis Family of Services
Our family of companies partner in delivering quality services in a one-stop-shopping environment. Together, we integrate the most comprehensive real estate, mortgage and insurance services available to fulfill your specific real estate needs.
Customer Service
888.699.8876
Contact@raveis.com
Our family of companies offer our clients a new level of full-service real estate. We shall:
- Market your home to realize a quick sale at the best possible price
- Place up to 20+ photos of your home on our website, raveis.com
- Provide frequent communication and tracking reports showing the Internet views your home received on raveis.com
- Showcase your home on raveis.com with a larger and more prominent format
- Give you the full resources and strength of William Raveis Real Estate, Mortgage & Insurance and our cutting-edge technology
To learn more about our credentials, visit raveis.com today.
Melissa CohnRVP, Mortgage Banker, William Raveis Mortgage, LLC
NMLS Mortgage Loan Originator ID 16953
917.838.7300
Melissa.Cohn@raveis.com
Our Executive Mortgage Banker:
- Is available to meet with you in our office, your home or office, evenings or weekends
- Offers you pre-approval in minutes!
- Provides a guaranteed closing date that meets your needs
- Has access to hundreds of loan programs, all at competitive rates
- Is in constant contact with a full processing, underwriting, and closing staff to ensure an efficient transaction
Pedro DelgadilloInsurance Sales Director, William Raveis Insurance
305.922.5393
Pedro.Delgadillo@raveis.com
Our Insurance Division:
- Will Provide a home insurance quote within 24 hours
- Offers full-service coverage such as Homeowner's, Auto, Life, Renter's, Flood and Valuable Items
- Partners with major insurance companies including Chubb, Kemper Unitrin, The Hartford, Progressive,
Encompass, Travelers, Fireman's Fund, Middleoak Mutual, One Beacon and American Reliable
238 Buttonwood Dr, Key Biscayne, FL, 33149
$8,500,000
Customer Service
William Raveis Real Estate
Phone: 888.699.8876
Contact@raveis.com
Melissa Cohn
RVP, Mortgage Banker
William Raveis Mortgage, LLC
Phone: 917.838.7300
Melissa.Cohn@raveis.com
NMLS Mortgage Loan Originator ID 16953
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5/6 (30 Yr) Adjustable Rate Jumbo* |
30 Year Fixed-Rate Jumbo |
15 Year Fixed-Rate Jumbo |
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|---|---|---|---|
| Loan Amount | $6,800,000 | $6,800,000 | $6,800,000 |
| Term | 360 months | 360 months | 180 months |
| Initial Interest Rate** | 6.125% | 6.375% | 6.125% |
| Interest Rate based on Index + Margin | 8.125% | ||
| Annual Percentage Rate | 6.399% | 6.475% | 6.309% |
| Monthly Tax Payment | $1,000 | $1,000 | $1,000 |
| H/O Insurance Payment | $125 | $125 | $125 |
| Initial Principal & Interest Pmt | $41,318 | $42,423 | $57,843 |
| Total Monthly Payment | $42,443 | $43,548 | $58,968 |
* The Initial Interest Rate and Initial Principal & Interest Payment are fixed for the first and adjust every six months thereafter for the remainder of the loan term. The Interest Rate and annual percentage rate may increase after consummation. The Index for this product is the SOFR. The margin for this adjustable rate mortgage may vary with your unique credit history, and terms of your loan.
** Mortgage Rates are subject to change, loan amount and product restrictions and may not be available for your specific transaction at commitment or closing. Rates, and the margin for adjustable rate mortgages [if applicable], are subject to change without prior notice.
The rates and Annual Percentage Rate (APR) cited above may be only samples for the purpose of calculating payments and are based upon the following assumptions: minimum credit score of 740, 20% down payment (e.g. $20,000 down on a $100,000 purchase price), $1,950 in finance charges, and 30 days prepaid interest, 1 point, 30 day rate lock. The rates and APR will vary depending upon your unique credit history and the terms of your loan, e.g. the actual down payment percentages, points and fees for your transaction. Property taxes and homeowner's insurance are estimates and subject to change.
William Raveis Mortgage, LLC, NMLS ID 2630, 7 Trap Falls Road, Shelton, CT 06484
FL Mortgage Lender MLD1388