690 Warren Lane
690 Warren Lane, Key Biscayne, FL 33149
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690 Warren Lane 690 Warren Lane, Key Biscayne, FL 33149 For Sale
$5,478,000
690 Warren Lane · Key Biscayne · Key Biscayne
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$5,478,000Asking Price
$1,544Per SqFt
4/3½Beds/BathsBd/Ba
3,549SqFt · 329.7 m²
MLS A12010108 · 140 days on Zilbert · Listed Apr 30, 2026 · 690 Warren Lane, Key Biscayne FL 33149Current layoutPhotos first

Property Details

Asking Price$5,478,000
Price per SqFt$1,544
Maintenance feeInquire
Property Taxes$19,950 2025
Interior Space3,549 SqFt
Beds/Baths4/3½
Year Built2000
Garage2 spaces
PoolYes
Lot Size0.18 acres
MLS #A12010108

Estimated Costs

An estimate of condo or HOA fees and property taxes

Monthly figures, as provided
Not providedmaintenance
$1,663taxes · $19,950/yr ÷ 12

Monthly carry is not computed when the association fee or the taxes are not provided.

From the listing

A truly exceptional Miami Modern Tropical residence set on a prime 8,010 SF corner lot, offering 3,549 SF of beautifully curated living space with 4 bedrooms and 3.5 bathrooms. Designed by architect Hervin Romney, a founding member of Arquitectonica, the home reflects a distinctive architectural vision inspired by the organic principles of Frank Lloyd Wright and the expressive forms of Antoni Gaudí, where art, design, and nature seamlessly converge. This residence captivates with its abundance of natural light, soaring high ceilings, fluid open spaces, and harmonious lines that create a sense of warmth, sophistication, and effortless flow throughout the main living areas. The beautifully remodeled kitchen and bar are a true centerpiece, featuring high-end appliances, premium finishes, refined craftsmanship, and a design that balances functionality with striking aesthetics. Step outside into your own private tropical retreat, where lush landscaping, graceful curved terraces, and a stunning swimming pool create an atmosphere of tranquility and escape. This outdoor sanctuary is perfect for both relaxation and entertaining. As an added privilege, the property includes membership to the Key Biscayne Beach Club, offering exclusive access to one of Miami’s most coveted coastal lifestyles. Key Biscayne is renowned for its pristine beaches, charming restaurants, and vibrant yet relaxed atmosphere—delivering a true island lifestyle just minutes from the city.

Listed by One Sotheby's International Realty

Sales History for This Home · 690 Warren Lane, Key Biscayne, FL 33149

Sales history is unavailable for this property

Mark Zilbert
Mark Zilbert
Licensed Real Estate Broker · I track every sale in this neighborhood. Ask me about this home or the neighborhood.
+1 (786) 280-0201

Listed by One Sotheby's International Realty. Mark Zilbert of ONE Sotheby's International Realty is a cooperating (transaction) broker and helps buyers find properties in Key Biscayne and throughout South Florida.

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The curated data and calculated data for this property and its surrounding condo units and homes is based solely on data we have extracted from the MLS. There may be unpublished, private, quit claim and other property offerings and transfers that do not appear here, which may affect how a buyer or seller perceives property values. Always conduct proper due diligence when considering buying or selling property.