Basic Information
- MLS # A12079811
- Type Single Family Home
- Subdivision/Complex Tropical Isle Homes Sub
- Year Built 2026
- Total Sqft 7,828
- Date Listed 08/29/2026
- Days on Market 1
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.
Exterior Features
- Waterfront No
- Parking Spaces 0
- Pool Yes
- Parking Description Attached Carport, Driveway, On Street
- Exterior Features Security High Impact Doors, Outdoor Grill, Porch
Interior Features
- Adjusted Sqft 1,044Sq.Ft
- Interior Features Bedroom On Main Level, First Floor Entry, Fireplace, Vaulted Ceilings, Walk In Closets
- Sqft 1,044 Sq.Ft
Property Features
- Aprox. Lot Size 7,828
- Furnished Info Yes
- Lot Description Sprinklers Automatic, Less Than Quarter Acre
- Short Sale Regular Sale
- HOA Fees N/A
- Subdivision Complex
- Subdivision Info Tropical Isle Homes Sub
- Tax Amount $29,546
- Tax Year 2025
544 Warren Ln
Key Biscayne, FL 33149The multiple listing information is provided by the Miami Association of Realtors® from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2023-present Miami Association of Realtors®. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: Duncan Studio Real Estate Division PLLC. tel: 305-979-2520
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