Basic Information

  • MLS # A11921513
  • Type Single Family Home
  • Subdivision/Complex Matheson Estates
  • Year Built 1954
  • Total Size 28,800 Sq.Ft / 0.66 Acre
  • Date Listed 11/26/2025
  • Days on Market 81
Description

A once-in-a-generation opportunity on Key Biscayne’s only private waterfront road, this extraordinary estate spans 28,800 square feet with 120 feet of pristine water frontage, a secluded sandy beach, and a private dock framing panoramic views of the Miami skyline. Offering 10,926 square feet of living space, the property delivers exceptional privacy alongside a striking contemporary design recognized as part of the esteemed Rosa de la Cruz Collection. Soaring 20-foot ceilings, sculptural architectural lines, and expansive, light-filled interiors create a dramatic backdrop for art, entertaining, or a visionary reimagining tailored to your lifestyle. A truly rare canvas in an irreplaceable location, with architectural plans available to transform it into the most exceptional residence in Key Biscayne.

Exterior Features

  • Waterfront Yes
  • Parking Spaces 0
  • Pool No
  • WF Description Bayfront, No Fixed Bridges, Ocean Front
  • Parking Description Circular Driveway, Driveway, Paver Block
  • Exterior Features Balcony, Security High Impact Doors, Room For Pool, Shutters Electric, Storm Security Shutters

Interior Features

  • Adjusted Sqft 10,926Sq.Ft
  • Interior Features Built In Features, Bedroom On Main Level, Breakfast Area, Dining Area, Separate Formal Dining Room, Entrance Foyer, Eat In Kitchen, First Floor Entry, High Ceilings, Main Level Primary, Separate Shower, Tub Shower, Vaulted Ceilings, Bay Window
  • Sqft 10,926 Sq.Ft

Property Features

  • Aprox. Lot Size 28,800
  • Furnished Info No
  • Lot Description Sprinklers Automatic
  • Short Sale Regular Sale
  • HOA Fees N/A
  • Subdivision Complex
  • Subdivision Info Matheson Estates
  • Tax Amount $59,191
  • Tax Year 2024

5 Harbor Pt

Key Biscayne, FL 33149

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The multiple listing information is provided by the Miami Association of Realtors® from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2023-present Miami Association of Realtors®. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: BHHS EWM Realty. tel: 305-361-5600

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