544 Warren Lane, Key Biscayne, FL 33149

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

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List Price
$8,000,000
Status
ACTIVE
MLS#
A12079811
New Construction
Yes
Year Built
2026
Levels
Two
Bedrooms
6
Bathrooms
6
Acres
0.18
Living Area
1,044
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

Days on Market
21
Taxes
$29,546
Interior Features
Main Level Primary, Vaulted Ceiling(s), Walk-In Closet(s)
Flooring
Marble, Wood
Heating
Electric
Cooling System Type
Central Air, Electric
Sewer
Public Sewer
Water Source
Public
Appliances
Gas Range, Ice Maker
Exterior Features
Built-in Barbecue, Barbecue, Outdoor Living Area
Elementary School
Key Biscayne K-8
Middle School
Ponce De Leon
High School
Coral Gables

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Listing courtesy of Duncan Studio Real Estate Division PLLC. Contact: