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425 Harbor DrKey Biscayne, FL 33149

For Sale

$7,750,000

Smart Buyer Rebate $77,500

Experience unparalleled elegance in this stunning contemporary estate, set on an oversized 9,258 sq. ft. lot in exclusive Key Biscayne. Built in 2020, with a brand-new roof in 2025, this 7-bedroom, 7-bathroom home, plus two powder rooms, blends sophistication with seamless indoor-outdoor living. An open floor plan, custom-built kitchen cabinetry, and abundant natural light create an inviting ambiance. The elevator connects all three levels, leading to a rooftop terrace with breathtaking views. Outdoors, enjoy a saltwater pool with spa, summer kitchen, cabana bath, and expansive front yard. The open garage with an EV charger and a spacious driveway provide convenience. This architectural masterpiece offers the finest in Key Biscayne luxury.

Listed by Fernando Muniz

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License #3606985

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AG Real Estate Advisors, LLC

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786-253-8810

Last updated September 07, 2025

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Source: MIAMIRE #A11873862

Listing Facts

  • TypeSingle-family
  • NeighborhoodVillage of Key Biscayne
  • Bedrooms7
  • Bathrooms9
  • Days on Prevu4
  • Taxes$86,442/year
  • Size4,565 sqft
  • Price per sqft$1,698

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Pets Allowed
  • Air Conditioning
  • Elevator
  • Parking
  • Swimming Pool

Location

Mortgage Calculator

Listing History

09/07/2025
Listed by AG Real Estate Advisors, LLC
$7,750,000

Property Details for 425 Harbor Dr

Association

Amenities

  • Community Features: Other Subdivision - See Remarks
  • Pets Allowed: Yes

Exterior

Construction

  • Roof: Flat Roof With Facade Front
  • Structure Type: Pool Only, House
  • Window Features: Complete Impact Glass, High Impact Windows
  • Year Built: 2020
  • Year Built Details: Effective Year Built
  • Architectural Style: Attached, Three Or More Stories, Modern/Contemporary
  • Building Name: TROPICAL ISLE HOMES SUB 3
  • Construction Materials: Concrete Block Construction, CBS Construction, Elevated Construction
  • Exterior Features: Built-In Grill, Open Balcony

Features

  • Direction Faces: West
  • Fencing: Fenced
  • Patio And Porch Features: Open Balcony, Patio
  • Pool Features: In Ground, Heated

Measurements

  • Building Area Total: 6,092
  • Building Area Units: Square Feet
  • Lot Features: Less Than 1/4 Acre Lot
  • Lot Size Square Feet: 9,258
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 24-42-32-005-0220
  • Tax Annual Amount: $86,442.00
  • Tax Year: 2024

Interior

Features

  • Appliances: Dishwasher, Disposal, Dryer, Microwave, Electric Range, Refrigerator, Wall Oven, Washer
  • Flooring: Ceramic Floor, Wood
  • Interior Features: First Floor Entry, Built-in Features, Closet Cabinetry, Cooking Island, Elevator, Walk-In Closet(s), Other, Storage, Utility Room/Laundry
  • Spa: Yes

Measurements

  • Living Area: 4,565
  • Living Area Units: Square Feet

Rooms

  • Bathrooms Full: 7
  • Bathrooms Half: 2
  • Bathrooms Total Integer: 9
  • Bedrooms Total: 7

Other

Features

  • Accessibility Features: Accessible Elevator Installed

Location

  • Subdivision Name: TROPICAL ISLE HOMES SUB 3

Parking

Parking

  • Attached Garage: Yes
  • Covered Spaces: 2
  • Garage Spaces: 2
  • Garage: Yes
  • Open Parking: Yes
  • Parking Features: Covered, Driveway, Electric Vehicle Charging Station(s)

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Electric
  • Has Heating: Yes
  • Laundry Features: Utility Room/Laundry
  • Other Equipment: Elevator
  • Sewer: Public Sewer
  • Water Source: Municipal Water

Based on information from Miami Association of REALTORS and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.