For sale Home

Listed Apr 30, 2026

$5,378,000 Est. $35,571/mo

690 Warren Lane

  • 4

    Beds

  • 4

    Baths

  • 3,549

    Sq ft

The story

  • Pool

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.

Facts & features

Home type

Home

Year built

2000

Floors

2

Price per sq ft

$1,515

Parking

2-car garage

Included features

  • Pool

    Yes

  • Cooling

    Central Air

  • Heating

    Central

  • Appliances

    Built In Oven, Dryer, Dishwasher, Disposal, Gas Range, Ice Maker, Microwave, Refrigerator, Trash Compactor, Wine Cooler, Washer

  • Flooring

    Hardwood, Marble, Porcelain Tile, Wood

  • Roof

    Aluminum, Flat, Tile

  • Lot Information

    Flood Zone, Less Than Quarter Acre

  • Exterior

    Balcony, Fence, Security High Impact Doors

  • Water Source

    Public

  • Sewer

    Public Sewer

Mortgage calculator

Estimated monthly payment

$35,571 /mo

7% rate · 30-yr fixed · 20% down

  • Principal & interest $28,624
  • Property tax $5,378
  • Insurance $1,569

Includes principal, interest, taxes & insurance.

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Listing Broker

One Sotheby's International Realty

Broker Name

One Sotheby's International Realty

Agent

Brigitte Nachtigall

Location

Key Biscayne FL 33149