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690 Warren LnKey Biscayne, FL 33149

For Sale

$5,378,000

Smart Buyer Rebate $53,780

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.

Listed by Brigitte Nachtigall

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License #0542022

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One Sotheby's International Realty

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MLS@onesothebysrealty.com

Listed by Mark Chatburn

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License #3488011

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One Sotheby's International Realty

Last updated October 19, 2026

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Source: SEF #A12010108

Listing Facts

  • TypeSingle-family
  • NeighborhoodVillage of Key Biscayne
  • Bedrooms4
  • Bathrooms3.5
  • Days on Prevu184
  • Taxes$19,950/year
  • Size3,549 sqft
  • Price per sqft$1,515

Amenities

  • Dishwasher
  • Washer/Dryer
  • Air Conditioning
  • Parking
  • Swimming Pool

Location

Mortgage Calculator

Listing History

10/07/2026
Price Decreased
$5,378,000
04/30/2026
Listed by One Sotheby's International Realty
$5,478,000
  1. 10/07/2026$5,378,000
    Price Decreased
  2. 04/30/2026$5,478,000
    Listed by One Sotheby's International Realty

Property Details for 690 Warren Ln

Exterior

Construction

  • Roof: Aluminum, Flat, Tile
  • Stories: 2
  • Window Features: Blinds
  • Year Built: 2000
  • Year Built Details: Effective Year Built
  • Architectural Style: Two Story
  • Construction Materials: Block, Concrete
  • Exterior Features: Balcony

Features

  • Direction Faces: East
  • Fencing: Fenced
  • Pool Features: In Ground, Private
  • Pool Private: Yes
  • View: Other

Measurements

  • Building Area Total: 4,691
  • Lot Size Area: 8,010
  • Lot Size Square Feet: 8,010
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 24-52-05-001-0790
  • Tax Annual Amount: $19,950.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Dryer, Dishwasher, Disposal, Gas Range, Ice Maker, Microwave, Refrigerator, Trash Compactor, Wine Cooler, Washer, Oven
  • Flooring: Hardwood, Marble, Other, Wood
  • Interior Features: Bidet, Built-in Features, High Ceilings, Kitchen Island, Walk-In Closet(s)

Measurements

  • Living Area: 3,549

Rooms

  • Bathrooms Full: 3
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 4
  • Bedrooms Total: 4

Other

Location

  • Subdivision Name: BISCAYNE KEY ESTATES

Parking

Parking

  • Covered Spaces: 2
  • Garage Spaces: 2
  • Garage: Yes
  • Parking Features: Driveway

Schools

Elementary School

  • Elementary School: Keybiscayne

High School

  • High School: Coral Gables

Middle or Junior School

  • Middle Or Junior School: Ponce De Leon

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Central
  • Has Heating: Yes
  • Sewer: Public Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 3.5 bathrooms in this single-family home at 690 Warren Ln.

What schools are nearby to 690 Warren Ln?

Nearby schools include the Keybiscayne Elementary School, Ponce De Leon Middle School, and Coral Gables High School.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 690 Warren Ln.

What are the annual taxes for 690 Warren Ln?

Annual taxes for this single-family home are estimated at $19,950.

How does 690 Warren Ln compare to other single-family homes in Village of Key Biscayne?

This single-family home is listed 56% below the average price for single-family homes in Village of Key Biscayne and has been on the market for 17 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 3,549 sqft.

690 Warren Ln is a 4-bedroom, 3.5-bath single-family home for sale in Key Biscayne FL 33149. On Prevu for 184 days at $5,378,000. This includes a recent price decrease of $100,000. This residence features 3,549 square feet of living space, located in Village of Key Biscayne. The median listing price for single-family homes in this area is $2,400,000. Nearby schools include Keybiscayne Elementary School, Ponce De Leon Middle School, and Coral Gables High School. The home offers dishwasher, air conditioning, parking, swimming pool, and washer/dryer. Browse more single-family home listings in Key Biscayne.

Based on information from Miami Association of REALTORS and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.