Recently Viewed Properties
See This Home
Save This Listing
Close

View All Photos

$7,450,000

  • For Sale
  • Active
  • Single Family
  • 7 Beds
  • 7 Full Baths
  • 2 Partial Baths
  • 4,565 Sq. Ft.
  • Updated 13 days ago
See This Home
Save This Home
See This Home
Save This Home
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.

Full Property Details for 425 Harbor Dr

General

  • Price: $7,450,000
  • Taxes: $89,673 (2025)
  • Status: Active
  • Type: Single Family
  • Source: Greater_Miami
  • MLS ID: A12034564
  • Updated: 6/26/2026
  • Added to Site: 28 day(s) ago

Interior

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

Rooms

Bathrooms

  • Total Bathrooms: 9
  • Full Bathrooms: 7
  • Half Bathrooms: 2
  • Primary Bathroom: Dual Sinks, Shower Only

Bedrooms

  • Total Bedrooms: 7
  • Bedroom Features: At Least 1 Bedroom Ground Level

Other Rooms

  • Living Room: Other, Storage Room, Utilit Sq. Ft.
  • Dining Room: Breakfast Area, Formal Dining, Kitchen Dining
  • Laundry: In Garage

Additional Information

  • Pool: Yes
  • Pool Description: In Ground, Heated
  • Spa: Yes
  • Security/Safety: Smoke Detector
  • Equipment: Elevator

Exterior

  • Exterior Features: Built-In Grill, Open Balcony, Outdoor Shower
  • Deck/Patio: Deck, Open Balcony

Parking

  • Garage: Yes
  • Garage Spaces: 1
  • Carports: Yes
  • Carport Spaces: 2
  • Covered Spaces: 3
  • Parking Features: Attached Carport, Covered, Driveway, Electric Vehicle Charging Station(s), Other

Location

  • Area: Tropical Isle Homes Sub 3
  • County: Miami-Dade County
  • Subdivision: TROPICAL ISLE HOMES SUB 3
  • Building Name: TROPICAL ISLE HOMES SUB 3
  • Direction Faces: West

School Information

  • Elementary School: Keybiscayne
  • Middle School: Ponce De Leon
  • High School: Coral Gables

Community

  • Community Name: Tropical Isle Homes Sub 3

Heating & Cooling

  • Air Conditioning: Yes
  • Cooling Type: Central Air
  • Heating Type: Central, Electric

Utilities

  • Sewer: Public Sewer
  • Water: Municipal Water

Structural Information

  • Architectural Style: Attached, Three Or More Stories
  • Structure Type: Pool Only, House
  • Detached/Attached: Detached
  • Construction: CBS Construction, Elevated Construction
  • Roof: Flat Roof With Facade Front
  • Windows: Complete Impact Glass, High Impact Windows
  • Doors: High Impact Doors
  • Building Size: 6092
  • Square Feet: 4,565
  • Living Area: 4,565 Sq. Ft.
  • Year Built: 2020

Lot Features

  • Property View: Other
  • Lot Size (Sq. Ft.): 9,258
  • Lot Features: Less Than 1/4 Acre Lot
  • Zoning: 100
  • Fencing (Description): Fenced

Financial Considerations

  • Price Per Sq. Ft.: $1,631.98
  • Tax Amount: $89,673
  • Tax Year: 2025
  • Terms: All Cash, Conventional

Disclosures and Reports

  • 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
  • Restrictions: Other Restrictions
  • Property ID: 24-42-32-005-0220

Listed by One Sotheby's International Realty

Quickly Find Out More

* Indicates a required field

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Send Message, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If an Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby’s International Realty®). I acknowledge that I have read and agree to the Terms of Use and Privacy Notice.

We Value Your Privacy

Listing agents

— 425 Harbor Dr —

  • One Sotheby's International Realty

  • One Sotheby's International Realty

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 425 Harbor Dr

School District:Dade County School District
NameGradesDistance
Key Biscayne K-8 Center
150 West McIntyre Street, Key Biscayne, FL 33149
PK-50.4 mi
Ponce De Leon Middle School
5801 Augusto Street, Coral Gables, FL 33146
6-86.4 mi
Coral Gables Senior High School
450 Bird Road, Coral Gables, FL 33146
9-126.3 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 425 Harbor Dr Get Price Alerts and Save Property

Date
Details
Price
Change
Source
6/12/2026
Listed
$7,450,000
9.56%
MLS
5/01/2023
Sold
$6,800,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 425 Harbor Dr

Year
Property Taxes
Change
Tax Assessment
Change
2025
$89,673
4%
$5,683,569
4%
2024
$86,442
33%
$5,439,952
33%
2023
$65,050
19%
$4,076,397
25%
2021
$54,864
-6%
$3,268,223
-9%
2022
$58,299
6%
$3,600,561
216%
2021
$54,864
147%
$1,141,048
-15%
2019
$22,243
-8%
$1,342,410
-11%
2018
$24,113
-19%
$1,504,088
-19%
2017
$29,870
-2%
$1,847,848
—
2016
$30,575
13%
$1,849,061
21%
2015
$27,019
7%
$1,522,099
10%
2014
$25,187
13%
$1,383,727
10%
2013
$22,220
—
$1,257,934
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 425 Harbor Dr

$
Down Payment
%
$
%

$
$

*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by One Sotheby's International Realty

Similar Properties near 425 Harbor Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

12175 SW 45th St, Miami, FL 33175 - Photo 1
$7,500,000

12175 SW 45th St  Miami, FL 33175

  • Single Family
  • Active
  • 8
    Beds
  • 9
    Total Baths
  • 6,665
    Sq. Ft.
165 Hampton Ln, Key Biscayne, FL 33149 - Photo 1
$8,250,000

165 Hampton Ln  Key Biscayne, FL 33149

  • Single Family
  • Active
  • 6
    Beds
  • 9
    Total Baths
  • 3,842
    Sq. Ft.
110 Hampton Ln, Key Biscayne, FL 33149 - Photo 1
$6,900,000

110 Hampton Ln  Key Biscayne, FL 33149

  • Single Family
  • Active
  • 6
    Beds
  • 7
    Total Baths
  • 3,550
    Sq. Ft.
2130 S Miami Ave, Miami, FL 33129 - Photo 1 Just Listed
$7,949,950
Open House

2130 S Miami Ave  Miami, FL 33129

  • Single Family
  • Active
  • Updated 2 days ago
  • 6
    Beds
  • 7
    Total Baths
  • 5,890
    Sq. Ft.

Just Listed near 425 Harbor Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

2351 Douglas Rd, Miami, FL 33145 - Photo 1 Just Listed
$485,000

2351 Douglas Rd  #1101  Miami, FL 33145

  • Condo
  • Active
  • Updated 3 days ago
  • 2
    Beds
  • 2
    Total Baths
  • 1,025
    Sq. Ft.
Listed by Angela Canas (305) 725-7231
6801 NW 27th Ave, Miami, FL 33147 - Photo 1 Just Listed
$1,200,000

6801 NW 27th Ave  Miami, FL 33147

  • Commercial Land
  • Active
  • Updated 13 hours ago
  • 0.3857
    Acres
Listed by Dluxuss (954) 914-6339
1050 SW 123rd Ave, Miami, FL 33184 - Photo 1 Just Listed
$499,000

1050 SW 123rd Ave  #2-15CI  Miami, FL 33184

  • Townhouse
  • Active
  • Updated 21 hours ago
  • 3
    Beds
  • 3
    Total Baths
  • 1,796
    Sq. Ft.
Listed by Ellen Berkman (305) 710-7062 and Carlos Gutierrez (305) 710-9655
3579 Avocado Ave, Miami, FL 33133 - Photo 1 Just Listed
$6,950,000
Open House

3579 Avocado Ave  Miami, FL 33133

  • Single Family
  • Active
  • Updated 1 day ago
  • 5
    Beds
  • 6
    Total Baths
  • 4,651
    Sq. Ft.
Listed by The Jills Zeder Group (305) 341-7447

Price Reduced near 425 Harbor Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

2351 Douglas Rd, Miami, FL 33145 - Photo 1 Price Reduced
-$10,000 (-2.22%)
$439,900
Open House

2351 Douglas Rd  #1104  Miami, FL 33145

  • Condo
  • Active
  • Updated 19 hours ago
  • 2
    Beds
  • 2
    Total Baths
  • 1,110
    Sq. Ft.
Listed by Ines Garcia (954) 588-7260
7344 SW 82nd St, Miami, FL 33143 - Photo 1 Price Reduced
-$14,900 (-7.45%)
$185,000

7344 SW 82nd St  #C114  Miami, FL 33143

  • Condo
  • Active
  • Updated 1 hour ago
  • 2
    Beds
  • 2
    Total Baths
  • 1,000
    Sq. Ft.
Listed by Judy Wolf-Seigel (954) 249-9115
3232 SW 22nd Terrace, Miami, FL 33145 - Photo 1 Price Reduced
-$4,000 (-0.84%)
$475,000

3232 SW 22nd Terrace  #1604  Miami, FL 33145

  • Condo
  • Active
  • Updated 2 days ago
  • 2
    Beds
  • 2
    Total Baths
  • 1,200
    Sq. Ft.
Listed by Dakota Crawford (707) 799-4492
1100 S Miami Ave, Miami, FL 33130 - Photo 1 Price Reduced
-$30,000 (-5.77%)
$490,000

1100 S Miami Ave  #3508  Miami, FL 33130

  • Condo
  • Active
  • Updated 1 day ago
  • 1
    Bed
  • 1
    Total Bath
  • 812
    Sq. Ft.
Listed by Kennett McKency (305) 912-1111

Recent Sales near 425 Harbor Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

285 Woodcrest Rd, Key Biscayne, FL 33149 - Photo 1 Sold
$6,700,000

285 Woodcrest Rd  Key Biscayne, FL 33149

  • Single Family
  • Closed
  • 6
    Beds
  • 6
    Total Baths
  • 3,520
    Sq. Ft.
797 Ridgewood Rd, Key Biscayne, FL 33149 - Photo 1 Sold
$6,500,000

797 Ridgewood Rd  Key Biscayne, FL 33149

  • Single Family
  • Closed
  • 7
    Beds
  • 8
    Total Baths
  • 5,528
    Sq. Ft.
Listed by Catalina Uribe
320 Atlantic Rd, Key Biscayne, FL 33149 - Photo 1 Sold
$8,200,000

320 Atlantic Rd  Key Biscayne, FL 33149

  • Single Family
  • Closed
  • 6
    Beds
  • 7
    Total Baths
  • 5,275
    Sq. Ft.
791 Crandon Blvd, Key Biscayne, FL 33149 - Photo 1 Sold
$6,400,000

791 Crandon Blvd  #507  Key Biscayne, FL 33149

  • Condo
  • Closed
  • 4
    Beds
  • 6
    Total Baths
  • 3,581
    Sq. Ft.

425 Harbor Dr, Key Biscayne, FL 33149 (MLS# A12034564) is a Single Family property with 7 bedrooms, 7 full bathrooms and 2 partial bathrooms. 425 Harbor Dr is currently listed for $7,450,000 and was received on June 12, 2026. Want to learn more about 425 Harbor Dr? Do you have questions about finding other Single Family real estate for sale in Key Biscayne? You can browse all Key Biscayne real estate or contact a Coldwell Banker agent to request more information.

Tour this property