$5,478,000
 $29,407 est/mo Sourced by Back At You

690 Warren Ln,Key Biscayne, FL 33149

Key Biscayne, FL 33149

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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 atmospheredelivering a true island lifestyle just minutes from the city.

Details

MLS #A12010108
Listing TypeFor Sale
StyleHouse
Sub-TypeResale
StatusActive
Year2000
Days On Site122
Listing Provided ByOne Sotheby's International Realty | Brigitte Nachtigall

Features

Bed(s)4
Bath(s) 4 Total
SQ Feet3,549
Garage2
PoolYes
Story(s)2
Zoning0100
Acreage8010.00
Property ViewOther

Exterior

Lot FeaturesLess Than Quarter Acre

Parking

Garage Yes / NoYes
Parking FeaturesDriveway

Taxes

Tax Annual Amount19950

Location

Community FeaturesBeach, Club Membership Available

Area Information

StateFL
CountyMiami Dade
CityKey Biscayne
Zip Code33149
Area52
Community NameBISCAYNE KEY ESTATES
Listing VS Median (in BISCAYNE KEY ESTATES)
Price:
$5,478,000
low | high
Med:
$2,875,000
97.517342095655% of Average
sqft:
3,549
low | high
Med:
1,312
100% of Average
$ / sqft:
$1,544
low | high
Med:
$2,191
8.032810287714% of Average
On site:
122
low | high
Med:
415
29.397590361446% of Average
Sourced by Back At You

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Learn More About This Property

StateFL
CountyMiami Dade
CityKey Biscayne
Zip Code33149
Area52
Community NameBISCAYNE KEY ESTATES
Listing VS Median (in BISCAYNE KEY ESTATES)
Price:
$5,478,000
low | high
Med:
$2,875,000
97.517342095655% of Average
sqft:
3,549
low | high
Med:
1,312
100% of Average
$ / sqft:
$1,544
low | high
Med:
$2,191
8.032810287714% of Average
On site:
122
low | high
Med:
415
29.397590361446% of Average
Sourced by Back At You
Nearby Listings (Within 1/4 mile)
Price: $4.18M - $6.847M
sqft: 2,500 - 4,000
Listing Updated: August 11, 2026 at 8:05:42 AM PDT