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544 Warren Ln, Key Biscayne FL 33149

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$8,000,000

6

6

1,044 SF

$7,663

 
PROPERTY TYPESingle Family Residence
Lot Size7,828 SF
YEAR BUILT2026
WATERFRONTNo
STYLEDetached,Two Story
PARKINGYes
SWIMMING POOLIn Ground
STATUSActive

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    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.

    LIST PRICE $8,000,000
    PRICE CHANGE0%
    BEDS 6
    BATHS 6
    1/2 BATHS 1
    LIVING SIZE 1,044 SF
    PRICE SF$7,663
    YEAR BUILT 2026
    WATERFRONT No
    VIEWGarden,Pool
    SWIMMING POOL In Ground
    STYLE Detached,Two Story
    CONSTRUCTION Concrete Block Construction
    PARKING Yes
    PARKING SPACES
    FLOORING TYPE No
    MLS A12079811
    PROPERTY TYPESingle Family Residence
    STATUS Active
    DATE LISTED 2026-08-29
    DAYS ON MARKET 7
    FURNISHED Furnished
    Pets Allowed No
    CITY Key Biscayne
    ZIP33149
    STATE FL
    SUBDIVISION TROPICAL ISLE HOMES SUB
    HOA FEES $0
    TAXES $29,546
    TAXES YEAR 2025

    ROAD VIEW

    SATELLITE VIEW

    bird’s eye view

    STREET VIEW

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