Key Biscayne photo 1
Key Biscayne photo 2
Key Biscayne photo 3
Key Biscayne photo 4
Key Biscayne photo 5
Link copied!

690 Warren Ln, Key Biscayne, FL

Offering:
For Sale
Location:
Key Biscayne, FL 33149
Subdivision:
BISCAYNE KEY ESTATES
Status:
Active
Number of Bedrooms
4
Number of Bathrooms
4
Living Area sq ft
3,549 sq ft
$5,478,000
Details
Year built:
2000
Lot size:
8,010 sq ft
Levels:
Two
Stories:
2
Garage:
2
Parking:
2 covered
Style:
Two Story
Faces:
East
Days on market:
1
Annual tax (2025):
$19,950
Type:
Single-family home
MLS ID
A12010108
Listed by:
One Sotheby's International Realty (OSIR04)
Listing agent:
Brigitte Nachtigall (0542022)

Features

Bidet
Built In Features
Closet Cabinetry
Dining Area
Separate Formal Dining Room
Dual Sinks
High Ceilings
Kitchen Island
Separate Shower
Upper Level Primary
Walk In Closets
Built In Oven
Dryer
Dishwasher
Disposal
Gas Range
Ice Maker
Microwave
Refrigerator
Trash Compactor
Wine Cooler
Washer
Blinds
Impact Glass
Balcony
Open
Block
Aluminum
Flat
Tile
Less Than Quarter Acre
Den
Laundry
Utility Room
Schools
Elementary:
Keybiscayne
Middle / junior:
Ponce De Leon
High:
Coral Gables

School assignments come from the MLS feed and can change. Verify with the district before relying on them.

Utilities
Water source:
Public
Sewer:
Public Sewer

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.
Price history
$5,478,000 → $5,478,000 · 1 price changes

Location

690 Warren Ln
Key Biscayne, FL 33149
MLS information

Last updated May 1, 2026

Deemed reliable but not guaranteed.

IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.