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$5,378,000
Monthly Est:$26,768
4 Beds
- 4 Baths
3 full baths + 1 half bath
3,549sqft
690 Warren Ln, Key Biscayne, FL 33149
$5,378,000
$26,768/moEst:
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Single Family Residence
Built in 2000
$-- HOA
7,840.8 sqft lot
$1,515/sq.ft
Description
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.
- Houzeo last checked: 11 minutes ago
- Listing updated: October 31, 2026 at 7:47 am
- Listing Provided by: Brigitte Nachtigall DRE #0542022, Mark P Chatburn (305) 393-6032 DRE #3488011 | One Sotheby's International Realty (305) 365-2811
- Source: Beaches MLS-FL | MLS#: A12010108

Property Details
Status
Active
Type
Single Family Residence
No. of Stories
2
County
City
Neighborhood
--
Year Built
2000
HOA Fees
-
Finished Area
3,549 sqft
Lot Size
7,840.8 sqft lot
Basement Area
- sqft
MLS Name
Beaches MLS
MLS Number
A12010108
MLS Status
Active
Days on Market
187
Cumulative Days on Market
183

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Location
Facts & Features
Rooms
Bedrooms & bathrooms
Bedrooms: 4
Bathrooms: 4
Interior
Sewer
Public Sewer
Appliances
Dryer, Dishwasher, Disposal, Gas Range, Ice Maker, Microwave, Oven, Refrigerator, Trash Compactor, Washer
Flooring
Marble, Other, Wood
Exterior Features
Balcony, Outdoor Living Area
Heating
Central
Interior Features
Bidet, Built In Features, Bathtub, Closet Cabinetry, Dining Area, Separate Formal Dining Room, Dual Sinks, High Ceilings, Kitchen Island, Soaking Tub, Separate Shower, Upper Level Primary, Walk In Closets
Window Features
Blinds
Cooling
Central Air
Construction
Year Built
Year Built: 2000
Home type
Single Family Residence
Construction Materials
Cbs Concrete Block Structure, Block
Roof
Aluminum, Flat, Tile
Utilities & Energy
Association Amenities
Beach Rights
Parking Features
Driveway
Security Features
Fire Sprinkler System, Smoke Detectors
Water Source
Public
Pool Features
In Ground
Other Features
Subdivision Name
Biscayne Key Estates
Patio And Porch Features
Open, Balcony
Price History
| Date | Event | Price |
|---|---|---|
04/30/2026 Source: #A12010108 | Off Market | $5,378,000 -1.83% $1,515/sqft |
04/30/2026 Source: #A12010108 | Listed for Sale | $5,478,000 $1,544/sqft |
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