Key Biscayne, FL 33149 5 Harbor Pt

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Presented By: This listing is courtesy of BHHS EWM Realty
  • MLS# A11921513
  • 11/26/2025
  • Request Tour
  • Request Info
  • Beds • 3
  • Full/Half Baths • 4 / 2
  • SQFT • 10,926

Home Details

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.
Presented By: This listing is courtesy of BHHS EWM Realty

Interior Features for 5 Harbor Pt

Bedrooms

Total Bedrooms3

Bathrooms

Half Baths2
Total Baths6

Other Interior Features

Air Conditioning Y/NYes
FlooringCeramic Tile, Marble
Heating Y/NYes
Interior AmenitiesBuilt-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 Ceiling(s), Bay Window
Window FeaturesImpact Glass

General for 5 Harbor Pt

AppliancesDryer, Dishwasher, Electric Range, Electric Water Heater, Disposal, Refrigerator, Washer
Architectural StyleTwo Story
Carport Spaces1
Carport Y/NYes
CityKey Biscayne
Construction MaterialsBlock
ContingencyNo Contingencies
CoolingCentral Air, Electric
CountyMiami-Dade
Elementary SchoolKeybiscayne
Facing DirectionSouthwest
Full Baths4
Garage Spaces
Garage Y/NNo
HeatingCentral, Electric
High SchoolCoral Gables
Lease Considered Y/NNo
Legal Description32-33 54 42 4-5-6 55 42 .53 AC M/L MATHESON ESTS PB 46-86 PART OF TR 12 DESC BEG AT X OF N/L TR 11 & W/L OF SEC 5-55-42 TH W ALG N/L TR 11 2
LevelsTwo
Listing TermsCash, Conventional
Lot Size Square Feet28800
Lot Size UnitsSquare Feet
MLS Area42
Middle/Junior High SchoolPonce De Leon
Occupancy TypeCall Agent
Patio/Porch FeaturesBalcony, Open
Pets AllowedConditional, Yes
Pool FeaturesNone
PossessionClosing & Funding
PostalCityKey Biscayne
Property Sub Type AdditionalSingle Family Residence
Property SubtypeSingle Family Residence
Property TypeResidential
RestrictionsNo Boats, No RV, No Truck, OK To Lease
RoofBarrel, Flat
Security FeaturesSmoke Detector(s)
Senior Community Y/NNo
SewerPublic Sewer
Special Listing ConditionsListed As-Is
Standard StatusPending
StatusPending
Stories Count2
Subdivision NameMATHESON ESTATES
Tax Annual Amount59191
Tax Year2024
Total Rooms0
ViewBay, Garden
Virtual TourClick here
Waterfront FeaturesBayfront, No Fixed Bridges, Ocean Front
Year Built1954
Year Built DetailsResale
Zoning Description2000

Exterior for 5 Harbor Pt

Building Area Total10926
Covered Spaces1
Exterior AmenitiesBalcony, Security/High Impact Doors, Room For Pool, Shutters Electric, Storm/Security Shutters
Frontage Length
Lot FeaturesSprinklers Automatic
Lot Size Area28800
Parking FeaturesCircular Driveway, Driveway, Paver Block
Water SourcePublic
Waterfront Y/NYes

Additional Details

Price History

Schools

Elementary School Keybiscayne Elementary School
High School Coral Gables High School

Javier Antonio Pirela

Realtor®
Price $26,000,000
MLS#A11921513
List Date 11/26/2025
Property Type Single Family
Phone 786.969.7945
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