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425 Harbor Drive, Key Biscayne, FL 33149 (MLS# A12034564)

425 Harbor Drive, Key Biscayne, FL 33149

New Listing
$7,450,000
Property Type: Residential Bedrooms: 7 Baths: 9 Square Footage: 6,092 Status: Active
Current Price: $7,450,000 List Date: 6/12/2026 Last Modified: 6/12/2026

Overview

Description

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 ...

Listing Details MLS# A12034564

General Property Information

Property Sub Type
Single Family Residence
Bedrooms Total
7
Bathrooms Total
9
Bathrooms Full
7
Bathrooms Half
2
Building Area Main
6092
Living Area Main
4565
Adjusted Area Main
4754
Accessibility Features YN
Yes
Year Built
2020
Garage YN
Yes
Garage Spaces
Yes
Carport YN
Yes
Attached Carport YN
Yes
Carport Spaces
2
Covered Spaces
3
Lot Size Area
9258
Lot Size Acres
0.21
Senior Community YN
No
Outdoor Living Spaces YN
Yes
Stories Total
3
Direction Faces
West
Pool Private YN
Yes
Spa YN
Yes
Furnished
Unfurnished

Property Features

Accessibility Features: Accessible Elevator Installed Dining Area: Breakfast Area; Formal Dining; Kitchen Dining Exterior Features: Built-in Barbecue; Outdoor Shower Flooring: Wood Parking Features: Covered; Driveway; Electric Vehicle Charging Station(s); Attached Carport; Carport Appliances: Dishwasher; Disposal; Dryer; Electric Range; Microwave; Oven; Refrigerator; Washer Construction Materials: CBS Cooling: Central Air Fencing: Fenced Heating: Central; Electric Interior Features: Built-in Features; Closet Cabinetry; Elevator; High Ceilings; Kitchen Island; Storage; Walk-In Closet(s) Laundry Features: In Garage Levels: Three Or More Listing Terms: Cash; Conventional Pool Features: Heated; In Ground Possession: Close Of Escrow; Negotiable Restrictions: Other Restrictions Roof: Flat Security Features: Smoke Detector(s) Sewer: Public Sewer Special Information: Sold As-Is Tax Information: City/County View: Other Water Source: Public Showing Requirements: Appointment Only; Call Listing Agent Outdoor Living Spaces: Balcony; Deck Balcony Details: Balcony - Open Room Types: Other

Contract Information

Comp Sale YN
No
Original List Price
7450000
Occupant Type
Call Listing Agent

Location and Legal

Country
United States
County Or Parish
Miami-Dade
County Parish Name
Miami-Dade
Street Number
425
Street Name
Harbor
Street Suffix
Drive
City Name
Key Biscayne
Municipal Code
24
State Or Province
FL
Postal Code
33149
Postal Code +4
1704
Postal Zip
33149
Subdivision Name
TROPICAL ISLE HOMES SUB 3
Area
2420
Elementary School
Key Biscayne K-8
Middle Or Junior School
Ponce De Leon
High School
Coral Gables
Parcel Number
2442320050220
Subdivision Number
5
Zoning
0100
Flood Zone
AE

Financial Information

Membership Fee Required YN
No
Tax Annual Amount
89673
Tax Year
2025
Tax Legal Description
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

Status Change Information

Major Change Timestamp
2026-06-12T04:00:00Z
Major Change Type
New Listing
Status Change Date
2026-06-12

More Information

Entry Information

Entry Level
Yes

Storm Protection

Impact Glass
Complete

Price Calculations

Current Price To SqFt
1631.98

Section Details

Parcel Number MLX
0220

Originating Details

Originating System Key
510716797
Originating System ID
M00000151

Office/Member Information

DXORIGMLSID
SEF

Accessibility Features

Accessible Elevator Installed
Yes

Amenities

Other
Yes

Dining Area

Breakfast Area
Yes
Formal Dining
Yes
Kitchen Dining
Yes

Exterior Features

Built-in Barbecue
Yes
Outdoor Shower
Yes

Flooring

Wood
Yes

Parking Features

Covered
Yes
Driveway
Yes
Electric Vehicle Charging Station(s)
Yes
Attached Carport
Yes
Carport
Yes

Fencing

Fenced
Yes

Possession

Close Of Escrow
Yes
Negotiable
Yes

Sewer

Public Sewer
Yes

Special Information

Sold As-Is
Yes

View

Other
Yes

Heating

Central
Yes
Electric
Yes

Appliances

Dishwasher
Yes
Disposal
Yes
Dryer
Yes
Electric Range
Yes
Microwave
Yes
Oven
Yes
Refrigerator
Yes
Washer
Yes

Construction Materials

CBS
Yes

Interior Features

Built-in Features
Yes
Closet Cabinetry
Yes
Elevator
Yes
High Ceilings
Yes
Kitchen Island
Yes
Storage
Yes
Walk-In Closet(s)
Yes

Laundry Features

In Garage
Yes

Levels

Three Or More
Yes

Listing Terms

Cash
Yes
Conventional
Yes

Pool Features

Heated
Yes
In Ground
Yes

Roof

Flat
Yes

Security Features

Smoke Detector(s)
Yes

Water Source

Public
Yes

Cooling

Central Air
Yes

Showing Requirements

Appointment Only
Yes
Call Listing Agent
Yes

Master Bedroom/Bath

Dual Sinks
Yes
Master Bdrm - Ground
Yes
Separate Shower
Yes

Pool Size Details

Pool Size (WxL)
No

Restrictions

Other Restrictions
Yes

Tax Information

City/County
Yes

Outdoor Living Spaces

Balcony
Yes
Deck
Yes

Balcony Details

Balcony - Open
Yes

Room Types

Other
Yes

Room Information

Room Name
Other
Listing Office: One Sotheby's International Realty
IDX
Last Updated: June - 12 - 2026
This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. Copyright 2026 Beaches Multiple Listing Service, Inc. All rights reserved. Information Not Guaranteed and Must Be Confirmed by End User. Site contains live data.

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