USAFLKey BiscayneMatheson Estates5 Harbor Pt
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5 Harbor Pt, Key Biscayne, FL

House

For Sale

Listed price in listed location currency (USD).
$26,000,000

360

MLS® A11921513

  • Key Facts
  • Description
  • Rooms
  • Map

Key Facts

Type Single Family Residence
Levels Residential
Size 10926 sqft
Garage No
Taxes $59,191
Days Active 54
Lot Size 
Approx. Age 1954
Avg. Price Per Sqft $2,379
MLS® Number A11921513

Property Address: 5 Harbor Pt, Key Biscayne, FL, 33149-1715

Average square foot calculated using Size range provided by listing agent.

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.
MLS® NumberA11921513
Laundry Level
Central VacNo
FireplaceNo
Acreage
Exterior
GarageNo
Approx. Age1954
Basement
DrivewayCircular Driveway, Driveway, Paver Block, No Rv/Boats, No Trucks/Trailers
Garage Spaces0
Heat
A/C
Heating Fuel

Extras

Deeded Beach Access, Private Dock, Unrestricted Salt Water Access, Beach

Rooms

Change to metres

Living Room:Not available
Master Bathroom:Not available
Dining Room:Not available
Other:Not available

Similar Listings

Price History

-End Date
Not Sold YetSold Price

For Sale

Nov 26, 2025List Date
$26,000,000List Price
Jul 3, 2025End Date
$23,500,000Sold Price

Sold

Apr 2, 2025List Date
$26,000,000List Price
  • Commute

Commute

Starting Address
Destination Address
5 Harbor Pt, Key Biscayne, FL

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