690 Warren Ln, Key Biscayne, FL 33149
For Sale $5,378,000
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Contact the Listing Agent directly:
Listing Agent: Brigitte Nachtigall
Agent Phone:
305-710-9664
Agent Email:
brigitte@bnachtigall.com
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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.
Built-in Features
High Ceilings
Kitchen Island
Walk-In Closet(s)
Closet Cabinetry
Beach Club Available
Taxes: $19,950.00
Tax Year: 2025
Balcony
Fenced
Dryer
Disposal
Dishwasher
Gas Range
Ice Maker
Microwave
Oven
Refrigerator
Trash Compactor
Washer
Other
Elementary School: Key Biscayne K-8
Middle School: Ponce De Leon
Junior High: Ponce De Leon
High School: Coral Gables
MLS Area: 2520
Total Square Footage: 4,691
Price per Square Feet: $1,515.35
Total Rooms: 2
Total Floors: 2
Water: Public
Construction: Cbs
Date Listed: 2026-04-30 00:00:00
Pool: Y
Pool Description: In Ground
Windows: Blinds
Parking: Driveway
Garage Spaces: 2
Flooring: Marble, Other, Wood
Roof: Aluminum, Flat, Tile
Heating: Central
Cooling: Central Air
Security: Fire Sprinkler System, Smoke Detector(S)
Restrictions: Other Restrictions
Sewer: Public Sewer
Parcel ID: 2452050010790
Amenities: Beach Club Available
Listing Courtesy Of: One Sotheby's International Realty
brigitte@bnachtigall.com
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.
Property Details
Price: $5,378,000
Sq Ft: 3,549
($1,515 per
sqft)
Bedrooms: 4
Bathrooms: 3
Partial Baths: 1
City: Key Biscayne
County: Miami-Dade
Type: Single Family
Development: Biscayne Key Estates
Acres: 0.1800
Virtual Tour/Floorplan: View
Year Built: 2000
Listing Number: A12010108
Status Code: A-Active
Taxes: $19,950.00
Tax Year: 2025
Garage:
2
Interior Features:
Built-in Features
High Ceilings
Kitchen Island
Walk-In Closet(s)
Closet Cabinetry
Amenities:
Beach Club Available
Financial Information:
Taxes: $19,950.00
Tax Year: 2025
Exterior Features:
Balcony
Fenced
Equipment:
Dryer
Disposal
Dishwasher
Gas Range
Ice Maker
Microwave
Oven
Refrigerator
Trash Compactor
Washer
View:
Other
School Information:
Elementary School: Key Biscayne K-8
Middle School: Ponce De Leon
Junior High: Ponce De Leon
High School: Coral Gables
Additional Information:
MLS Area: 2520
Total Square Footage: 4,691
Price per Square Feet: $1,515.35
Total Rooms: 2
Total Floors: 2
Water: Public
Construction: Cbs
Date Listed: 2026-04-30 00:00:00
Pool: Y
Pool Description: In Ground
Windows: Blinds
Parking: Driveway
Garage Spaces: 2
Flooring: Marble, Other, Wood
Roof: Aluminum, Flat, Tile
Heating: Central
Cooling: Central Air
Security: Fire Sprinkler System, Smoke Detector(S)
Restrictions: Other Restrictions
Sewer: Public Sewer
Parcel ID: 2452050010790
Amenities: Beach Club Available
Map of 690 Warren Ln, Key Biscayne, FL 33149
Listing Courtesy Of: One Sotheby's International Realty
brigitte@bnachtigall.com