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5 Harbor Pt, Key Biscayne, Florida 33149

Active For Sale
$26,000,000
  • Beds 3
  • Baths 6
  • Sq Ft 10,926 Sqft
  • Visits: 4 in 20 days

Description

A rare legacy offering on Key Biscayne’s only private road, this extraordinary 28,800 SF waterfront estate boasts 120 ft of water frontage, a secluded beach, and a private dock with sweeping Miami skyline views. One of the few properties of its kind, it combines unmatched privacy with a dramatic contemporary design celebrated as part of the Rosa de la Cruz Collection. Towering 20-ft ceilings, sculptural lines, and vast, light-filled spaces create a breathtaking backdrop for art, entertaining, or reimagining the home to your personal vision. A truly exceptional canvas in an irreplaceable location. Don’t miss this opportunity.

Features

  • Swimming Pool: No
  • Heating System: Central, Electric
  • Cooling System: Electric, Central Air
  • Pet Policy: Yes, Conditional
  • Security: Smoke Detector(s)
  • Patio: Balcony, Open
  • Parking: Driveway, Circular Driveway, Paver Block

Appliances

  • Appliances: Dryer, Dishwasher, Electric Range, Refrigerator, Washer, Electric Water Heater, Disposal

Address Map

  • Country: US
  • State: FL
  • County: Miami-Dade
  • City: Key Biscayne
  • Subdivision: MATHESON ESTATES
  • Zipcode: 33149
  • Street: Harbor Pt
  • Street Number: 5
  • Floor Number: 0
  • Longitude: W81° 49' 30''
  • Latitude: N25° 41' 25.3''
  • MLS Area: 42

MLS Addon

  • Architectural Style: Two Story
  • Association Fee: $0
  • Carport Spaces: 11/12/2025
  • Close Price: $0
  • Elementary School: Keybiscayne
  • Exterior Features: Balcony, Security/high Impact Doors, Storm/security Shutters, Room For Pool, Shutters Electric
  • Flooring: Ceramic Tile, Marble
  • High School: Coral Gables
  • Insurance Expense: $0
  • Interior Features: Bedroom On Main Level, Breakfast Area, First Floor Entry, Entrance Foyer, Eat-in Kitchen, Bay Window, Built-in Features, High Ceilings, Separate Shower, Dining Area, Separate/formal Dining Room, Main Level Primary, Vaulted Ceiling(s), Tub Shower
  • Levels: Two
  • Listing Terms: Cash, Conventional
  • Lot Features: Sprinklers Automatic
  • Middle Or Junior School: Ponce De Leon
  • New Taxes Expense: $0
  • Stories: 2
  • Tax Annual Amount: $59,191
  • Tax Year: 2024
  • Water Front Features: Ocean Front, No Fixed Bridges, Bayfront
  • Window Features: Impact Glass

Location

Listing Updated: 2025-12-11 19:35:12

  • Property Type : Single Family
  • Property Sub Type : Single Family Residence
  • Listing Type : For Sale
  • Listing ID : A11921513
  • Price : $26,000,000
  • View : Bay, Garden
  • Bedrooms : 3
  • Bathrooms : 6
  • Full Bathrooms : 4
  • Half Bathrooms : 2
  • Square Footage : 10,926 Sqft
  • Year Built : 1954
  • Lot Area : 0 Acre
  • Listing Status : Active
  • Days On Market : 19
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