by Global Lifestyle Properties

Check Availability
$7,450,000
● House - For Sale

425 Harbor Dr

Key Biscayne, FL 33149
bedrooms
7 Beds
bathrooms
7 Baths, 2 Half Baths
square feet
4,565 Ft²
$44,054
Est. Monthly

About This Property

Discover this striking contemporary residence, perfectly positioned on an oversized 9,258 SF lot on Harbor Drive, one of Key Biscayne's most elegant and prestigious streets.
Built in 2020, this architectural masterpiece offers 6 bedrooms plus a private office, 7 full baths, and 2 powder rooms across 4,565 SF of beautifully designed living space. Filled with natural light, the home showcases expansive open living areas, impressive volume throughout, and a sleek custom kitchen featuring bespoke cabinetry and top-of-the-line finishes.
An elevator provides seamless access to all three levels, culminating in a spectacular rooftop terrace with captivating island views and refreshing bay breezes...a unique advantage of being just moments from the water.
Designed for effortless indoor-outdoor living, the exterior features a resort-style saltwater pool and spa, summer kitchen, cabana bath, and generous entertaining areas surrounded by lush tropical landscaping.
Additional highlights include , EV charger, and ample driveway parking. Combining exceptional design, comfort, and functionality, this residence embodies the very best of island living in one of Key Biscayne's most distinguished locations.
Just minutes from Miami, Key Biscayne is a hidden island paradise where pristine beaches, world-class outdoor recreation, and a relaxed yet sophisticated lifestyle come together in a way that few places can match.
Unit Size
4,565 Ft²
Days on Market
114 days
Land Size
0.21 acres
Price per sqft
$1,632
Property Type
House
Property Taxes
$7,473
HOA Dues
-
Year Built
2020

Listed By

Mark Chatburn
Park Lane Realty LLC
Brigitte Nachtigall
Great Properties International LLC

Payment Calculator

Cap Rate Calculator

Last updated: 24 days ago (Miami MLS #A12034564)

Price History

Date / Event Date Event Price
Jun 12, 2026 Listed by One Sotheby's International Realty $7,450,000
Listed by One Sotheby's International Realty
Sep 7, 2025 Listed $7,750,000
Listed
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.
Feb 21, 2025 Listed $7,899,000
Listed
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.
May 10, 2023 Sold
Sold
May 5, 2023 No longer available -
No longer available
Show More

Property Highlights

Elevator
Parking Available
Garage
Air Conditioning
Parking Details
Has Garage
Has Carport
Has Open Parking
Parking Features: Attached Carport, Covered, Driveway, Electric Vehicle Charging Station(s), Other
Garage Spaces: 1
Interior Details
Half Bathrooms: 2
Full Bathrooms: 7
Interior Features: Built-in Features, Elevator, Walk-In Closet(s), Other, Storage, First Floor Entry, Closet Cabinetry, Cooking Island, Volume Ceilings, Utility/Laundry In Garage
Appliances: Dishwasher, Disposal, Dryer, Electric Range, Microwave, Refrigerator, Washer, Wall Oven
Flooring Type: Wood
Door Features: High Impact Doors
Laundry Features: In Garage
Exterior Details
Square Footage: 4565
Security Features: Smoke Detector(s)
Architectural Style: Attached, Three Or More Stories
Year Built: 2020
Building Name: TROPICAL ISLE HOMES SUB 3
Building Area Total: 6092
Building Area Units: Square Feet
Window Features: Complete Impact Glass, High Impact Windows
Construction Materials: CBS Construction, Elevated Construction
Patio and Porch Features: Deck, Open Balcony
Pool Features: In Ground, Heated
Lot Features: Less Than 1/4 Acre Lot
Lot Size Area: 9258
Lot Size Units: Square Feet
Lot Size Acres: 0.213
Lot Size Square Feet: 9258
Water Source: Municipal Water
Financial Details
Tax Annual Amount: $89,673
Utilities Details
Cooling Type: Central Air
Heating Type: Central, Electric
Sewer : Public Sewer

Building Info

Overview

    General

  • Year Built: 2020
  • Effective Year Built: 2020
  • Building Count: 1
  • Bedroom Count: 6
  • Bathroom Count: 7
  • Full Bathrooms: 6
  • Partial Bathrooms: 7
  • Building Condition: 0
  • Building Quality: 0
  • Construction Type: 4
  • Building Style: 0
  • Exterior Walls Type: 7
  • Interior Walls Type: 0
  • Roof Shape Type: 13
  • Roof Cover Type: 0
  • Floor Count: 300
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 7
  • Garage Square Area: 224
  • Parking Space Count: 0
  • Patio Type: 25
  • Porch Type: 36
  • Pool Type: 2

    Dimensions

  • Lot Size Square Feet: 9,258
  • Lot Size Depth Feet: 1,020
  • Lot Size Frontage Feet: 863
  • Total Building Area: 6,092
  • Gross Building Area: 6,092
  • Building Area: 4,565
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 0
  • Heated Square Feet: 4,565
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: TROPICAL ISLE HOMES SUB 3RD ADDN
  • Land Acres: 0000000213
  • Standard Land Use Code: 1001
  • County Land Use Code: 0101
  • State Land Use Code: 001
  • Legal Description 1: 32 54 42 & 5-6 55 42 PB 50-83 TROPICAL ISLE HOMES SUB 3RD ADDN LOT 16 BLK 13 LOT SIZE 9258.00 SQ FT COC 22279-1992 05 2004 1

Neighborhood

  • School District Name: Dade County School District
  • School Tax School District: KEY BISCAYNE
  • Census Tract: 004602

Zoning

  • Zoning: 0100

Geography

  • Assessors Map Reference: 272
  • District: 24
  • Parcel: 24-4232-005-0220
  • Block: 13
  • Lot: 16
  • Meridian: SEC 32 TWN 54S RNG 42E
  • Municipality: KEY BISCAYNE
  • Latitude: 25.6934
  • Longitude: -80.172

    Address

  • Full Address: 425 Harbor Dr
  • Address - House Number: 425
  • Address - Street Name: Harbor
  • Address - Suffix Type: Dr
  • State: FL
  • City Name: Key Biscayne
  • Carrier Code: C077
  • 4-Digit Zip Code: 1704
  • Zip Code: 33149

Valuation

    Tax

  • Total Area: 4,754
  • Tax Year: 2023
  • Tax Amount: $6,504,999
  • Tax Rate Code Area: 2400

    Appraisal Valuation

  • Standard Deviation: 0.1772
  • Valuation Date: Apr 03, 2024
  • Confidence Score: 77
  • Final Value: 5,940,105
  • High Value: 6,992,934
  • Low Value: 4,887,276

    Market Valuation

  • Market Total Value: $4,076,397
  • Market Land Value: $2,129,340
  • Market Improvement Value: $1,947,057

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $3,954,549

    Sales

  • Current Sale Contract Date: May 01, 2023
  • Current Sale Recording Date: May 10, 2023
  • Current Sale Price:
  • Current Sale Document Type: 71
  • Current Sale Input Document Number: 315356
  • Previous Sale Recording Date: Oct 21, 2020
  • Previous Sale Contract Date: Sep 17, 2020
  • Previous Sale Amount: $4,050,000
  • Previous Sale Document Type: 71
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Key Biscayne


Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Unit for rent at 200 Galen Drive, Key Biscayne, FL, 33149

$3,800 /mo

  • 1 Bed
  • 1 Bath
  • 690 ft²
200 Galen Drive #308, Key Biscayne, FL, 33149 Listing by Cliff Glansen


Frequently Asked Questions

When was property at 425 Harbor Drive built and last sold?
The property at 425 Harbor Drive was built in 2020 and last sold on May 1, 2023 for $6,800,000.
How much is this home worth?
The estimated value of the home located at 425 Harbor Drive is $7,477,495.
What are some comparable homes to 425 Harbor Drive?
There are currently no comparable homes to 425 Harbor Drive.