690 Warren Ln Key Biscayne FL 33149 MLS #A12010108

690 Warren Ln
Key Biscayne, FL, 33149
$5,478,000
4 Beds
3.5 Baths
3,549 SqFt
0 Acres
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MLS #A12010108 image #0
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:
$5,478,000
MLS #:
A12010108
Status:
Active
Beds:
4
Baths:
3.5
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
BISCAYNE KEY ESTATES
Neighborhood:
biscaynekeyestates
Listed Date:
Apr 30, 2026
Finished Sq Ft:
3,549
Total Sq Ft:
4,691
Year Built:
2000
PoolBiscayne Key EstatesBiscaynekeyestatesBiscayne Key EstatesKeybiscaynePonce De LeonCoral GablesOtherOther Restrictions

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Schools

Elementary School:
Keybiscayne
Middle School:
Ponce De Leon
High School:
Coral Gables

Interior

Appliances
Trash Compactor, Dishwasher, Disposal, Dryer, Ice Maker, Microwave, Gas Range, Refrigerator, Wall Oven, Washer
Bathrooms
3 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Flooring
Marble, Other, Wood
Heating
Central
Interior Features
Built-in Features, Closet Cabinetry, Cooking Island, Fire Sprinklers, Volume Ceilings, Walk-In Closet(s), Den/Library/Office, Utility Room/Laundry
Laundry Features
Utility Room/Laundry

Exterior

Architectural Style
Attached, Two Story
Community Features
Beach Club Member Available
Construction Materials
CBS Construction
Covered Spaces
2
Direction Faces
East
Exterior Features
Open Balcony
Fencing
Fenced
Garage Spaces
2
Lot Features
Less Than 1/4 Acre Lot
Open Parking YN
1
Parking Features
Driveway
Patio And Porch Features
Open Balcony
Roof
Aluminum, Flat Tile
Security Features
Fire Sprinklers, Smoke Detector
View
Other
Window Features
Complete Impact Glass, Blinds

Financial

Tax Year
2025
Taxes
$19,950

Map

Community

Subdivisions in Key Biscayne

Market Summary

Current real estate data for Single Family in Key Biscayne as of May 01, 2026
56
Single Family Listed
176
Avg DOM
2,198
Avg $ / SqFt
$9,462,768
Avg List Price

Property Summary

    Located in the BISCAYNE KEY ESTATES subdivision, 690 Warren Ln Key Biscayne FL is a Single Family for sale in Key Biscayne, FL, 33149. It is listed for $5,478,000 and features 4 beds, 4 baths, and has approximately 3,549 square feet of living space, and was originally constructed in 2000. The current price per square foot is $1,544. The average price per square foot for Single Family listings in Key Biscayne is $2,198. The average listing price for Single Family in Key Biscayne is $9,462,768. To schedule a showing of MLS#a12010108 at 690 Warren Ln in Key Biscayne, FL, contact your CENTURY 21 Carioti agent at 2392986550.

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