$26,000,000

5 Harbor Point Key Biscayne, FL 33149

Estimated payment $138,472/month

Total Views 14,471
3 Beds
6 Baths
10,926 Sq Ft
$2,380 Price per Sq Ft

Highlights

  • Ocean Front
  • Private Dock
  • Bay View
  • Key Biscayne K-8 Center Rated A-
  • Beach Access
  • 28,800 Sq Ft lot

About This Home

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.

Listing Agent

Giulietta Ulloa

BHHS EWM Realty License #0658811 Listed on: 11/26/2025

BHHS EWM Realty

Co-Listing Agent

Jennifer Perez

BHHS EWM Realty License #3302187

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $59,191

Year Built

  • Built in 1954

Lot Details

  • 0.66 Acre Lot
  • Ocean Front
  • Property Fronts a Bay or Harbor
  • Southwest Facing Home
  • Property is zoned 2000

Property Views

  • Bay
  • Garden

Home Design

  • Barrel Roof Shape
  • Flat Roof with Façade front
  • Concrete Block And Stucco Construction

Interior Spaces

  • 10,926 Sq Ft Home
  • 2-Story Property
  • Built-In Features
  • Vaulted Ceiling
  • Electric Shutters
  • Bay Window
  • Entrance Foyer
  • Formal Dining Room
  • Den

Kitchen

  • Breakfast Area or Nook
  • Eat-In Kitchen
  • Electric Range
  • Dishwasher
  • Disposal

Flooring

  • Marble
  • Ceramic Tile

Bedrooms and Bathrooms

  • 3 Bedrooms
  • Primary Bedroom on Main
  • Maid or Guest Quarters
  • Soaking Tub and Separate Shower in Primary Bathroom

Laundry

  • Dryer
  • Washer

Home Security

  • Partial Panel Shutters or Awnings
  • High Impact Windows
  • High Impact Door
  • Fire and Smoke Detector

Parking

  • 1 Carport Space
  • Circular Driveway
  • Paver Block
  • Open Parking

Outdoor Features

  • Room in yard for a pool
  • Beach Access
  • No Fixed Bridges
  • Unrestricted saltwater access
  • Private Dock
  • Balcony

Schools

  • Keybiscayne Elementary School
  • Ponce De Leon Middle School
  • Coral Gables High School

Utilities

  • Central Heating and Cooling System
  • Electric Water Heater

Community Details

  • No Home Owners Association
  • Matheson Estates Subdivision
  • The community has rules related to no recreational vehicles or boats, no trucks or trailers

Listing and Financial Details

  • Assessor Parcel Number 24-42-32-002-0250

Home Details

Home Type

Single Family

Est. Annual Taxes

$59,191

Year Built

Built in 1954

Lot Details

0.66 Acres

Listing Details

  • Property Type: Residential
  • Year Built: 1954
  • Property Sub Type: Single Family Residence
  • Architectural Style: Attached, Two Story
  • Co List Office Mls Id: EWM 08
  • Co List Office Phone: 305-361-5600
  • Road Frontage Type: Bay
  • Garage Yn: No
  • Horses: No
  • Inclusions: Deeded Beach Access,Private Dock,Unrestricted Salt Water Access, Beach
  • New Construction: No
  • Structure Type: House
  • Subdivision Name: MATHESON ESTATES
  • Year Built Details: Resale
  • MIAMIRE_PoolYN: No
  • MIAMIRE_PetsAllowedYN: Yes
  • MIAMIRE_MembershipPurchRqdYN: No
  • CurrentPrice: 26000000
  • InternetRemarks: A once-in-a-generation opportunity on Key Biscayne’s only private waterfront road, this extraordinary estate spans 28,800 square feet.
  • ShowingTimeFlag: Yes
  • Special Features: VirtualTour

Interior Features

  • Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Electric Range, Refrigerator, Washer
  • Interior Amenities: First Floor Entry, Built-in Features, Entrance Foyer, Vaulted Ceiling(s), Volume Ceilings, Den/Library/Office, Maid/In-Law Quarters
  • Full Bathrooms: 4
  • Half Bathrooms: 2
  • Total Bedrooms: 3
  • Door Features: High Impact Doors
  • Entry Location: Foyer
  • Flooring: Ceramic Floor, Marble
  • Living Area: 10926
  • Window Features: Partial Impact Glass, Partial Panel Shutters/Awnings, Partial RollDown Shutters, Electric Shutters, Hurricane Shutters, Bay Window(s), High Impact Windows
  • Bedroom Features: Entry Level, Primary Bedroom Ground Level
  • Dining Room Features: Breakfast Area, Eat-In Kitchen, Formal Dining
  • Living Room Features: Den/Library/Office, Maid/In-Law Quarters
  • Master Bathroom Features: Combination Tub & Shower, Shower Only, Separate Tub & Shower, Tub Only

Exterior Features

  • Roof: Barrel Roof, Flat Roof With Facade Front
  • View: Bay, Garden
  • Exterior Features: Open Balcony, Room For Pool
  • Construction Type: CBS Construction
  • Direction Faces: Southwest
  • Lot Features: 1/2 To Less Than 3/4 Acre Lot
  • Patio And Porch Features: Open Balcony
  • Pool Private: No
  • View: Yes
  • Waterfront Features: WF/Ocean Access, No Fixed Bridges, Ocean Front
  • Waterfront: Yes

Garage/Parking

  • Park Building Name: MATHESON ESTATES
  • Carport Spaces: 1
  • Covered Parking Spaces: 1
  • Open Parking: Yes
  • Parking Features: Circular Driveway, Driveway, Paver Block, No Rv/Boats, No Trucks/Trailers

Utilities

  • Sewer: Public Sewer
  • Water Source: Municipal Water
  • Cooling: Central Air, Electric
  • Cooling Y N: Yes
  • Heating: Central, Electric
  • Heating Yn: Yes
  • Security: Smoke Detector

Condo/Co-op/Association

  • Association: No
  • Community Features: None

Association/Amenities

  • MIAMIRE_TypeofAssociation: None

Schools

  • Elementary School: Keybiscayne
  • High School: Coral Gables
  • Middle Or Junior School: Ponce De Leon

Lot Info

  • Parcel Number: 24-42-32-002-0250
  • Lot Size Sq Ft: 28800
  • Zoning: 2000

Rental Info

  • Pets Allowed: Restrictions Or Possible Restrictions

Tax Info

  • Tax Year: 2024
  • Tax Annual Amount: 59191

Map

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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft Prior Sale
11/26/2025 11/26/25 For Sale $26,000,000 +10.6% $2,380 / Sq Ft
10/09/2025 10/09/25 Sold $23,500,000 -9.6% $2,151 / Sq Ft View Prior Sale
07/04/2025 07/04/25 Pending -- -- --
04/01/2025 04/01/25 For Sale $26,000,000 -- $2,380 / Sq Ft
Source: MIAMI REALTORS® MLS

Source: MIAMI REALTORS® MLS

MLS Number: A11921513

MIAMI REALTORS® MLS

APN: 24-4232-002-0250

Florida Key Biscayne 33149

5 Harbor Point, Key Biscayne, FL

For Sale

Detached

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MIAMI REALTORS® MLS IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.

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Giulietta Ulloa
Listing Agent
Giulietta Ulloa
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BHHS EWM Realty
(786) 952-7736
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