Home in 690 Warren Lane, Key Biscayne, FL 33149 for sale with MLS# A12010108

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.

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690 Warren Lane, Key Biscayne, FL 33149

Price
Price:
$5,478,000.00
Original List Price:
$5,478,000.00
Property Status and Type
Listing Type:
For Sale
Status:
Active
Listing Category:
Residential
Property Type:
Single Family House
Description of Last Important Update:
New Listing
Last Major Update on:
April 30, 2026 4:00 am
Other Special Conditions:
Sold As-is
Rooms Distribution
Bedrooms:
4
Bathrooms Total:
4
Full Bath:
3
Half Bath:
1
Room Type:
Laundry, Den
Master Bedroom Bath:
Bidet, Master Bdrm - Upstairs, Separate Shower, Dual Sinks, Separate Tub
Dining Area:
Formal Dining
Measures
Living Area:
3,549 Sqft
Built-Up Area:
4,691 Sqft
Lot Size Acres:
0.18
Property Features
View from the Property:
Other
Waterfront:
No
Private Pool
Swimming Pool Features:
In Ground
Security:
Smoke Detector(s), Fire Sprinkler System
Appliances:
Dryer, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Trash Compactor, Gas Range, Ice Maker, Oven
Interior:
High Ceilings, Walk-In Closet(s), Closet Cabinetry, Kitchen Island, Built-in Features
Exterior:
Balcony
Windows:
Blinds
Air Conditioning
Air Conditioning System:
Central Air
Heating
Heating System:
Central
Fence:
Fenced
Property Entrance Faces:
East
Balcony Details:
Balcony - Open
Storm Protection Impact Glass:
Complete
Construction
Year Built:
2000
Roof:
Flat, Tile, Aluminum
Levels:
Two
Construction Materials:
CBS
Flooring:
Wood, Other, Marble
Number of stories:
2
Flood Zone Code:
AE
Taxes and Expenses
Tax Annual Amount:
$19,950.00
Tax Year:
2025
Property Tax Details:
City/County
Parking
Garage
Garage Spaces:
2
Covered Spaces:
2
Parking Features:
Driveway
Utilities
Sewer:
Public Sewer
Water Source:
Public
Community
Membership Details:
Other Membership Available
Amenities Provided by the Homeowner's Association (HOA):
Beach Club Available
Subdivision Name:
BISCAYNE KEY ESTATES
Senior Community:
No
Restrictions:
Other Restrictions
Terms
Listing Terms Considered by Seller:
Cash, Conventional
Buyer Possession:
Negotiable, Close Of Escrow
Zoning and Legal
Tax Legal Description:
5 & 6 55 42 BISCAYNE KEY ESTS PB 50-61 LOT 7 BLK 7 LOT SIZE 80.100 X 100 OR 18087-3577 0498 1
Real Estate Folio Number (Parcel Number):
2452050010790
Zoning:
0100
Public Schools Assigned
Elementary School:
Dunedin Elementary-pn
High School:
Coral Gables
Middle Or Junior School:
Ponce De Leon
Listing History
Active on the market since:
April 30, 2026
Listing Agreement executed on:
April 30, 2026
Listing Status Last Changed On:
April 30, 2026 4:00 am
Photos updated on:
May 1, 2026 2:02 pm
Last Modified:
June 8, 2026 8:38 pm
Additional Information
Courtesy of:
One Sotheby's International Realty
Attribution:
Not provided
Location
Street Name:
Warren
Street Number:
690
City:
Key Biscayne
State:
Florida
Zip Code:
33149
County:
Miami-Dade
Latitude:
N25° 41' 19.3''
Longitude:
W81° 49' 50.6''
Street Suffix:
Lane
Property Map

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Neighborhood Stats

Source: U.S. Census Bureau, ACS 5-Year Estimates

Median Household Income $171,982
Median Home Value $1,231,500
Median Rent $3,501/mo
Median Age 43
Population 14,628
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Association of REALTORS®
Disclaimer: IDX listing information is presented by Rebonus Brokerage LLC for consumer informational purposes only. The information provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed by the MLS or the real estate broker. This page presents structured listing information sourced directly from the MLS via the RESO Web API feed. Rebonus prioritizes maximum field coverage and data completeness, displaying the most granular MLS-provided attributes available.