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  3. 345 Harbor Ln Key Biscayne, FL - 33149-1711
  • MLS® #: A11815652
  • 345 Harbor Ln
  • Key Biscayne, FL 33149-1711
  • $3,900,000
  • 4 Beds, 3 Bath, 3,004 SqFt
  • Residential

ENJOY FAMILY-STYLE LIVING IN THIS ONE-STORY SPLIT-PLAN 4 BEDROOMS, THREE BATHS HOME SITUATED ON A UNIQUELY OVERSIZED 12,600 SQ.FT.(0.29 AC.) IRREGULAR LOT. OVER 3,000 SQ.FT. OF LIVING AREA, FEATURING A FORMAL DINING ROOM AND SPACIOUS FLORIDA ROOM OVERLOOKING THE BEAUTIFUL POOL, SPA AND GAZEBO SURROUNDED BY LUSH LANDSCAPING FOR UTMOST PRIVACY. ATTACHED TWO-CAR GARAGE AND SEPARATE LAUNDRY/UTILITY ROOM. PARTIAL IMPACT WINDOWS. QUIET STREET OFF HARBOR DRIVE CLOSE TO ALL KEY BISCAYNE AMENITIES. YEAR-ROUND RESORT LIVING IN KEY BISCAYNE: PARADISE FOUND! EASY TO SHOW WITH 24-HR NOTICE.

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Essential Information

  • MLS® #A11815652
  • Price$3,900,000
  • CAD Dollar$5,308,875
  • UK Pound£2,855,993
  • Euro€3,311,069
  • Bedrooms4
  • Bathrooms3.00
  • Full Baths3
  • Square Footage3,004
  • Year Built1951
  • TypeResidential
  • Sub-TypeSingle Family Residence
  • StyleDetached, Other, One Story
  • StatusActive Under Contract

Community Information

  • Address345 Harbor Ln
  • Area52
  • SubdivisionBISCAYNE KEY ESTATES
  • CityKey Biscayne
  • CountyMiami-Dade
  • StateFL
  • Zip Code33149-1711

Amenities

  • ParkingDriveway, Guest
  • # of Garages2
  • ViewGarden

Features

Beach, Club Membership Available

Interior

  • InteriorMarble, Other
  • HeatingCentral
  • CoolingCentral Air
  • # of Stories1

Appliances

Built-In Oven, Dryer, Dishwasher, Electric Range, Electric Water Heater, Disposal, Gas Range, Microwave, Other, Refrigerator, Washer

Exterior

  • Exterior FeaturesFence, Patio
  • WindowsImpact Glass
  • RoofOther
  • ConstructionBlock
  • Office: Bhhs Ewm Realty

Property Location

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345 Harbor Ln on www.webmail.jupiteroceanfrontcondos.us

Offered at the current list price of $3,900,000, this home for sale at 345 Harbor Ln features 4 bedrooms and 3 bathrooms. This real estate listing is located in BISCAYNE KEY ESTATES of Key Biscayne, FL 33149-1711 and is approximately 3,004 square feet. 345 Harbor Ln is listed under the MLS ID of A11815652 and has been on the Key Biscayne real estate market for 13 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 July 6th, 2025 at 2:31pm CDT (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.

The information being provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing