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  3. 5 Harbor Pt Key Biscayne, FL - 33149-1715
  • MLS® #: A11921513
  • 5 Harbor Pt
  • Key Biscayne, FL 33149-1715
  • $26,000,000
  • 3 Beds, 6 Bath, 10,926 SqFt
  • Residential

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.

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Essential Information

  • MLS® #A11921513
  • Price$26,000,000
  • CAD Dollar$35,863,100
  • UK Pound£19,434,896
  • Euro€22,198,514
  • Bedrooms3
  • Bathrooms6.00
  • Full Baths4
  • Half Baths2
  • Square Footage10,926
  • Year Built1954
  • TypeResidential
  • Sub-TypeSingle Family Residence
  • StyleTwo Story
  • StatusActive

Community Information

  • Address5 Harbor Pt
  • Area42
  • SubdivisionMATHESON ESTATES
  • CityKey Biscayne
  • CountyMiami-Dade
  • StateFL
  • Zip Code33149-1715

Amenities

  • Parking Spaces1
  • ViewBay, Garden
  • Is WaterfrontYes
  • Pets AllowedConditional,Yes

Parking

Circular Driveway, Driveway, Paver Block

Waterfront

Bay Front, Ocean Front, No Fixed Bridges

Interior

  • InteriorCeramic Tile, Marble
  • HeatingCentral, Electric
  • CoolingCentral Air, Electric
  • # of Stories2
  • StoriesTwo

Appliances

Dryer, Dishwasher, Electric Range, Electric Water Heater, Disposal, Refrigerator, Washer

Exterior

  • WindowsImpact Glass
  • RoofBarrel, Flat
  • ConstructionBlock

Exterior Features

Balcony, Security/High Impact Doors, Storm/Security Shutters, Room For Pool, Shutters Electric

School Information

  • ElementaryKeybiscayne
  • MiddlePonce De Leon
  • HighCoral Gables
  • Office: Bhhs Ewm Realty

Property Location

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5 Harbor Pt on www.w.jupiteroceanfrontcondos.us

Offered at the current list price of $26,000,000, this home for sale at 5 Harbor Pt features 3 bedrooms and 6 bathrooms. This real estate listing is located in MATHESON ESTATES of Key Biscayne, FL 33149-1715 and is approximately 10,926 square feet. 5 Harbor Pt is listed under the MLS ID of A11921513 and has been on the Key Biscayne real estate market for 15 days.

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The data relating to real estate on this web site comes in part from the Internet Data Exchange program of the MLS of the REALTOR® Association of Greater Miami and the Beaches, and is updated as of December 20th, 2025 at 1:45am CST (date/time).

All information is deemed reliable but not guaranteed by the MLS and should be independently verified. All properties are subject to prior sale, change, or withdrawal. Neither listing broker(s) nor Waterfront Properties and Club Communities shall be responsible for any typographical errors, misinformation, or misprints, and shall be held totally harmless from any damages arising from reliance upon these data. © 2025 MLS of RAMB.

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