544 Warren Ln, Key Biscayne, FL 33149

$8,000,000
6
BD
6
BA
1,044
SqFt

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List Price
$8,000,000
MLS#
A12079811
Type
Single Family Residential
City
Key Biscayne
County
Miami-Dade
Subdivision
Tropical Isle Homes Sub
Bedrooms
6
Bathrooms
6
Square Footage
1,044
Year Built
2026
Subdivision
Tropical Isle Homes Sub

Property Description

New construction, this extraordinary custom Cape Dutch residence is a masterwork of timeless design, brought to life by Duncan and Heuser Design and Development, with interiors curated by James Duncan. Every detail, from the graceful gabled facade to the refined finishes within, reflects a rare devotion to craftsmanship and enduring elegance. Offering six generously proportioned bedrooms and six and a half beautifully appointed bathrooms, this home balances gracious scale with warm, livable comfort. Soaring ceilings, thoughtfully placed windows, and an effortless flow between rooms create a sense of light and openness throughout, while curated materials and bespoke millwork lend a distinctly luxurious character to every space. This is more than a house; it is a legacy residence, designed to be lived in beautifully for generations. A truly rare offering for the discerning buyer seeking timeless architecture, exceptional interiors, and uncompromising quality throughout.

Additional Information

Elementary School
Keybiscayne
Middle School
Ponce De Leon
High School
Mast Academy
Exterior Features
Built-In Grill
Interior Features
First Floor Entry, Vaulted Ceiling(s), Walk-In Closet(s), Other
Lot Description
Less Than 1/4 Acre Lot
Lot Size
7,828
Style
Pool Only, House
Parking
Attached Carport, Driveway, On Street
New Construction
Yes
Zoning
0100
Tax Year
2025
Taxes
$29,546
Construction
Concrete Block Construction
Equipment
Gas Range, Ice Maker

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Listing Courtesy of Duncan Studio Real Estate Division PLLC, Contact: