9 Harbor Pt
Key Biscayne, FL 33149
8
Bed
11
Bath
11,028Sqft
27,300Sqft(Lot)
Nestled on one of Key Biscayne’s most exclusive streets, this breathtaking Bali-style oceanfront estate is the epitome of island luxury. Set on a 27,000 SF lot with 11,000+ SF of impeccably designed interiors, this home offers an unparalleled blend of sophistication & serenity. With 8BR/8BA/3HB, a private gym, movie theater & separate guest apartment, this home is designed for ultimate comfort & entertaining. Indoor/outdoor spaces flow seamlessly, embracing lush landscapes & stunning Biscayne Bay & Miami skyline views. Step directly into the ocean from your backyard, unwind on expansive terraces, or relax by the resort-style pool. A rare island haven offering true waterfront living.
Property Details
Map
Map
What's Nearby
Nearby Areas
Features
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Bedroom Information
Total beds: 8Bathroom Information
Total Baths: 11 Full Baths: 8 Half Baths: 3Roofing Information
Flat, TileFlooring Information
Hardwood, Marble, Terrazzo, Wood -
Interior Features
BreakfastBar, BuiltInFeatures, BedroomOnMainLevel, ClosetCabinetry, DiningArea, SeparateFormalDiningRoom, EatInKitchen, HighCeilings, KitchenIsland, MainLevelPrimary, Skylights, UpperLevelPrimary, WalkInClosets, FirstFloorEntryRoof: Flat, TileAppliances: Dryer, Dishwasher, Disposal, IceMaker, Microwave, Refrigerator, WasherWindow Features: ImpactGlass, Skylights -
Heating & Cooling
Has Heating: Yes Heating: Central Has Cooling: Yes Cooling: CentralAir Water front: 1
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Building Information
Year Built: 2006Construction Materials: BlockStories: 3Frontage Length: 100Patio And Porch Features: Balcony, Open, Patio, PorchPool Features: AboveGround, Heated, Pool, PrivatePrivate Pool: YesWater front Features: Bayfront,OceanAccess,OceanFrontView: Bay, Ocean -
Exterior Features
Exterior Features: Balcony, OutdoorGrill, Porch, Patio, SecurityHighImpactDoors
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Lot Information
Main Square Feet: 27300 Lot Size Square Feet: 27,300Property Information
Subdivision: MATHESON ESTATES Source Property Type: ResidentialLease Postal Code Plus 4: 1715 Zoning Description: 2000 Property SubType: Single Family Residence Property Age: 20
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Listing Price Information
Listing Price: $150000Original Price: $120000
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Tax Information
Parcel Number: 24-42-32-002-0282 Tax Legal Desc: 32-33 54 42 & 4-5-6 55 42 MATHESON EST .66 AC PB 46-86 S100FT OF N210FT TR 13 W OF PRIV DR LOT SIZE 100.000 X 273 OR 19913-1287 09/2001 4
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Virtual Tour
Parking Information
Attached, Covered, Garage, TwoSpacesGarage Information
Has Garage: Yes Has Attached Garage: Yes Garage Space: 2 Pets Allowed: NoHomeowners Association Information
Association Amenities: FitnessCenter, HobbyRoom, Other
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Location Information
Security Features: SecuritySystemOwned,SmokeDetectors
How much is this property worth?
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Nearby Home Value
| Address | Estimate | Bed | Bath | Sq. Ft | Lot Size |
|---|---|---|---|---|---|
| 110 Reef Ln, Key Biscayne, FL, 33149 | $11,500,000 | 5 | 6 | 5,074 | 5,074 SqFt |
| 200 Ocean Lane Dr #401, Key Biscayne, FL, 33149 | $3,600,000 | 3 | 3 | 2,412 | 2,412 SqFt |
| 445 Ridgewood Rd, Key Biscayne, FL, 33149 | $6,870,000 | 5 | 6 | 3,688 | 3,688 SqFt |
| 591 N Mashta Dr, Key Biscayne, FL, 33149 | $15,500,000 | 4 | 5 | 4,290 | 4,290 SqFt |
| Residential, Key Biscayne, FL, 33149 | $6,750,000 | 6 | 6 | 3,206 | 3,206 SqFt |
| 111 Reef Ln, Key Biscayne, FL, 33149 | $11,500,000 | 7 | 6 | 5,008 | 5,008 SqFt |
| 1121 Crandon Blvd #E803, Key Biscayne, FL, 33149 | $1,050,000 | 2 | 2 | 1,409 | 1,409 SqFt |
| 164 W Mashta Dr, Key Biscayne, FL, 33149 | $5,200,000 | 5 | 5 | -- | |
| 440 S Mashta Dr, Key Biscayne, FL, 33149 | $85,000 | 6 | 7 | 8,202 | 8,202 SqFt |
| 140 Hampton Ln, Key Biscayne, FL, 33149 | $5,495,000 | 5 | 6 | 3,476 | 3,476 SqFt |
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ByOwner last updated this listing 06/22/2026 @ 16:56
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