690 Warren Ln, Key Biscayne, FL 33149

Key Biscayne
Local realty services provided by:Better Homes and Gardens Real Estate Destinations
690 Warren Ln,Key Biscayne, FL 33149
$5,378,000
  • 4 Beds
  • 4 Baths
  • 3,549 sq. ft.
  • Single family
  • Active
Listed by: brigitte nachtigall, mark chatburn
Office: one sotheby's international realty305-365-2811
MLS#:A12010108
Source:SEFMLS

Price summary

  • Price:$5,378,000
  • Price per sq. ft.:$1,146.45

About this home

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...

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Home facts

  • Year built:2000
  • Subdivision & Development:BISCAYNE KEY ESTATES
  • Listing ID #:A12010108
  • Updated:November 13, 2026 at 11:57 PM

Rooms and interior

  • Bedrooms:4
  • Total bathrooms:4
  • Full bathrooms:3
  • Half bathrooms:1
  • Flooring:Hardwood, Marble, Wood
  • Dining Description:Dining Area, Separate Formal Dining Room
  • Bathrooms Description:Bidet, Dual Sinks, Separate Shower
  • Kitchen Description:Built In Oven, Dishwasher, Disposal, Gas Range, Ice Maker, Kitchen Island, Microwave, Refrigerator, Trash Compactor
  • Bedroom Description:Upper Level Primary, Walk-In Closets
  • Living area:3,549 sq. ft.

Heating and cooling

  • Cooling:Central Air
  • Heating:Central
  • Central air:Yes

Structure and exterior

  • Roof:Aluminum, Flat, Tile
  • Year built:2000
  • Building area:3,549 sq. ft.
  • Lot area:0.18 Acres
  • Lot Features:Flood Zone
  • Architectural Style:Two Story
  • Construction Materials:Block
  • Exterior Features:Balcony, Fence, Open, Security High Impact Doors
  • Levels:2 Story

Schools

  • High school:Coral Gables
  • Middle school:Ponce De Leon
  • Elementary school:Keybiscayne

Utilities

  • Water:Public
  • Sewer:Public Sewer

Finances and disclosures

  • Price:$5,378,000
  • Price per sq. ft.:$1,146.45
  • Tax amount:$19,950 (2025)

Features and amenities

  • Appliances:Built-In Oven, Dishwasher, Disposal, Dryer, Gas Range, Ice Maker, Microwave, Refrigerator, Trash Compactor, Washer
  • Laundry features:Dryer, Washer
  • Amenities:Balcony, Blinds, Closet Cabinetry, Fire Sprinkler System, High Ceilings, Impact Glass Windows, Smoke Detectors
  • Pool features:In Ground, Pool

Parking

  • Parking description:Driveway
  • Garage:Yes
  • Garage spaces:2
Information deemed reliable but not guaranteed. Information is provided, in part, by Greater Miami MLS. This information being provided is for consumer's personal, non-commercial use and may not be used for any other purpose other than to identify prospective properties consumers may be interested in purchasing.

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