About 5 Harbor Pt, Key Biscayne, Florida, 33149
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.
Water Source : Public
Sewer System : PublicSewer
Parking Features : Balcony, SecurityHighImpactDoors, RoomForPool, ShuttersElectric, StormSecurityShutters
Garage Spaces: 0
Security Features : SmokeDetectors
Exterior Features : Balcony, SecurityHighImpactDoors, RoomForPool, ShuttersElectric, StormSecurityShutters
Lot Features : SprinklersAutomatic
Roof : Barrel, Flat
Waterfront : Yes.
Waterfront Features : Bayfront, NoFixedBridges, OceanFront
Architectural Style : TwoStory
Property Sub-Type Additional : SingleFamilyResidence
Zoning Description : 2000
Heating : Yes.
Heating : Central, Electric
Cooling : Yes.
Cooling : CentralAir, Electric
Construction Materials : Block
Interior Features : BuiltInFeatures, BedroomOnMainLevel, BreakfastArea, DiningArea, SeparateFormalDiningRoom, EntranceFoyer, EatInKitchen, FirstFloorEntry, HighCeilings, MainLevelPrimary, SeparateShower, TubShower, VaultedCeilings, BayWindow
Appliances : Dryer, Dishwasher, ElectricRange, ElectricWaterHeater, Disposal, Refrigerator, Washer
Window Features : ImpactGlass
Flooring : CeramicTile, Marble
Water Source : Public
Sewer System : PublicSewer
Parking Features : Balcony, SecurityHighImpactDoors, RoomForPool, ShuttersElectric, StormSecurityShutters
Garage Spaces: 0
Security Features : SmokeDetectors
Exterior Features : Balcony, SecurityHighImpactDoors, RoomForPool, ShuttersElectric, StormSecurityShutters
Lot Features : SprinklersAutomatic
Roof : Barrel, Flat
Waterfront : Yes.
Waterfront Features : Bayfront, NoFixedBridges, OceanFront
Architectural Style : TwoStory
Property Sub-Type Additional : SingleFamilyResidence
Zoning Description : 2000
Heating : Yes.
Heating : Central, Electric
Cooling : Yes.
Cooling : CentralAir, Electric
Construction Materials : Block
Interior Features : BuiltInFeatures, BedroomOnMainLevel, BreakfastArea, DiningArea, SeparateFormalDiningRoom, EntranceFoyer, EatInKitchen, FirstFloorEntry, HighCeilings, MainLevelPrimary, SeparateShower, TubShower, VaultedCeilings, BayWindow
Appliances : Dryer, Dishwasher, ElectricRange, ElectricWaterHeater, Disposal, Refrigerator, Washer
Window Features : ImpactGlass
Flooring : CeramicTile, Marble

Street Address: 5 Harbor Pt
City: Key Biscayne
State: Florida
Postal Code: 33149
County: Miami-Dade

Property Information :
Listing Status: Active
Size: 10,926 Sqft
MLS #: A11921513
Bedrooms: 3 bd
Bathrooms: 5 ba
Price: $26,000,000
Tax Amount: 59191
Construction Status: Built in 1954
Last Modified : Jan 8 2026 2:01AM
Amenities :
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Courtesy of: Giulietta Ulloa, BHHS EWM Realty (MLS# EWM 08)
Source MLS: MAR