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.
For sale
$7,450,000
425 Harbor Dr, Key Biscayne, FL 33149
7beds
4,565sqft
Single Family Residence
Built in 2020
9,258 Square Feet Lot
$-- Zestimate®
$1,632/sqft
$-- HOA
What's special
Summer kitchenAmple driveway parkingImpressive volume throughoutFilled with natural lightCabana bath
- 20 days |
- 493 |
- 33 |
Zillow last checked:
Listing updated:
Listed by:
Mark Chatburn 305-393-6032,
One Sotheby's International Realty,
Brigitte Nachtigall 305-710-9664,
One Sotheby's International Realty
Source: MIAMI,MLS#: A12034564
Originating MLS: A-Miami Association of REALTORS
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 7
- Bathrooms: 9
- Full bathrooms: 7
- 1/2 bathrooms: 2
Heating
- Central, Electric
Cooling
- Central Air
Appliances
- Included: Dishwasher, Disposal, Dryer, Electric Range, Microwave, Refrigerator, Oven, Washer
- Laundry: In Garage
Features
- Built-in Features, Closet Cabinetry, Kitchen Island, Elevator, Volume Ceilings, Walk-In Closet(s), Other, Storage
- Flooring: Wood
- Doors: High Impact Doors
- Windows: Complete Impact Glass, High Impact Windows
Interior area
- Total structure area: 6,092
- Total interior livable area: 4,565 sqft
Video & virtual tour
Property
Parking
- Total spaces: 3
- Parking features: Attached Carport, Covered, Driveway, Electric Vehicle Charging Station(s), Other
- Garage spaces: 1
- Carport spaces: 2
- Covered spaces: 3
- Has uncovered spaces: Yes
Accessibility
- Accessibility features: Accessible Elevator Installed
Features
- Levels: Three Or More
- Entry location: First Floor Entry
- Patio & porch: Deck
- Exterior features: Built-in Barbecue, Balcony, Outdoor Shower
- Has private pool: Yes
- Pool features: In Ground, Heated, Pool Only
- Has spa: Yes
- Fencing: Fenced
- Has view: Yes
- View description: Other
Lot
- Size: 9,258 Square Feet
- Features: Less Than 1/4 Acre Lot
Details
- Parcel number: 2442320050220
- Zoning: 0100
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- CBS Construction
- Foundation: Raised
- Roof: Flat Roof With Facade Front
Condition
- Year built: 2020
Utilities & green energy
- Sewer: Public Sewer
- Water: Municipal Water
Community & HOA
Community
- Features: Other Subdivision - See Remarks
- Security: Smoke Detector
- Subdivision: Tropical Isle Homes Sub 3
HOA
- Has HOA: No
Location
- Region: Key Biscayne
Financial & listing details
- Price per square foot: $1,632/sqft
- Tax assessed value: $5,683,569
- Annual tax amount: $89,673
- Date on market: 6/12/2026
- Listing terms: All Cash,Conventional
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 6/12/2026 | Listed for sale | $7,450,000-3.9%$1,632/sqft |
Source: | ||
| 4/21/2026 | Listing removed | $7,750,000$1,698/sqft |
Source: | ||
| 9/7/2025 | Listed for sale | $7,750,000-1.9%$1,698/sqft |
Source: | ||
| 8/22/2025 | Listing removed | $7,899,000$1,730/sqft |
Source: | ||
| 2/28/2025 | Listed for sale | $7,899,000+16.2%$1,730/sqft |
Source: | ||
| 5/16/2023 | Listing removed | -- |
Source: | ||
| 5/11/2023 | Listed for rent | $35,000+400%$8/sqft |
Source: | ||
| 5/2/2023 | Sold | $6,800,000-8.1%$1,490/sqft |
Source: | ||
| 3/20/2023 | Pending sale | $7,400,000$1,621/sqft |
Source: | ||
| 11/17/2022 | Listed for sale | $7,400,000+82.7%$1,621/sqft |
Source: | ||
| 10/15/2020 | Sold | $4,050,000-9.8%$887/sqft |
Source: | ||
| 10/6/2020 | Listed for sale | $4,490,000+16.9%$984/sqft |
Source: BHHS EWM Realty #A10938273 Report a problem | ||
| 2/12/2020 | Sold | $3,840,000-12.5%$841/sqft |
Source: | ||
| 1/6/2020 | Pending sale | $4,390,000$962/sqft |
Source: Great Properties International LLC #A10746909 Report a problem | ||
| 9/30/2019 | Listed for sale | $4,390,000+90.9%$962/sqft |
Source: Great Properties International LLC #A10746909 Report a problem | ||
| 9/26/2016 | Sold | $2,300,000-6.1%$504/sqft |
Source: Public Record Report a problem | ||
| 2/19/2016 | Price change | $2,450,000-5.8%$537/sqft |
Source: Recall Property Group #A2167397 Report a problem | ||
| 9/1/2015 | Listed for sale | $2,600,000+11204.3%$570/sqft |
Source: Recall Property Group #A2167397 Report a problem | ||
| 6/26/2015 | Sold | $23,000-99%$5/sqft |
Source: Public Record Report a problem | ||
| 4/6/2015 | Listed for sale | $2,400,000+2.1%$526/sqft |
Source: Florida Realty of Miami Corp #A2097184 Report a problem | ||
| 12/18/2013 | Listing removed | $2,350,000$515/sqft |
Source: Florida Realty of Miami, Corp #A1847581 Report a problem | ||
| 9/30/2013 | Listed for sale | $2,350,000+74.1%$515/sqft |
Source: Florida Realty of Miami, Corp #A1847581 Report a problem | ||
| 7/5/2012 | Listing removed | $7,000$2/sqft |
Source: Branca Estates Report a problem | ||
| 6/26/2012 | Listed for rent | $7,000$2/sqft |
Source: Branca Estates Report a problem | ||
| 4/10/2012 | Listing removed | $7,000$2/sqft |
Source: Branca Estates Report a problem | ||
| 3/12/2012 | Listed for rent | $7,000$2/sqft |
Source: Branca Estates Report a problem | ||
| 7/22/2011 | Sold | $1,350,000+36.4%$296/sqft |
Source: Public Record Report a problem | ||
| 7/16/2009 | Sold | $990,000+5.3%$217/sqft |
Source: Public Record Report a problem | ||
| 5/7/2004 | Sold | $940,000$206/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $89,673 +3.7% | $5,683,569 +4.5% |
| 2024 | $86,442 +32.9% | $5,439,952 +37.6% |
| 2023 | $65,050 +11.6% | $3,954,549 +10% |
| 2022 | $58,299 +6.3% | $3,595,045 +10% |
| 2021 | $54,864 +190.9% | $3,268,223 +186.4% |
| 2020 | $18,863 -15.2% | $1,141,048 -15% |
| 2019 | $22,243 -7.8% | $1,342,410 -10.7% |
| 2018 | $24,113 | $1,504,088 -18.6% |
| 2017 | $24,113 -19.3% | $1,847,848 -0.1% |
| 2016 | $29,870 +10.5% | $1,849,061 +21.5% |
| 2015 | $27,019 +7.3% | $1,522,099 +10% |
| 2014 | $25,187 +29.1% | $1,383,727 +10% |
| 2013 | $19,511 | $1,257,934 +11.7% |
| 2012 | $19,511 +45.4% | $1,126,329 +39.5% |
| 2011 | $13,416 -7% | $807,541 0% |
| 2010 | $14,422 -17.9% | $807,600 -17.9% |
| 2009 | $17,559 -24.6% | $983,215 -26.3% |
| 2007 | $23,302 +60% | $1,333,242 |
| 2006 | $14,567 | -- |
| 2005 | $14,567 +108.8% | -- |
| 2004 | $6,976 +3.8% | -- |
| 2003 | $6,724 +3.2% | -- |
| 2002 | $6,515 | -- |
| 2001 | $6,515 | -- |
Find assessor info on the county website
Monthly payment
Est. payment$--/mo
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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Climate risks
Neighborhood: 33149
Nearby schools
GreatSchools rating
- 8/10Key Biscayne K-8 CenterGrades: PK-8Distance: 0.4 mi
- 5/10Coral Gables Senior High SchoolGrades: PK,9-12Distance: 6.3 mi
- 6/10Ponce De Leon Middle SchoolGrades: 6-8Distance: 6.4 mi
Schools provided by the listing agent
- Elementary: Keybiscayne
- Middle: Ponce De Leon
- High: Coral Gables
Source: MIAMI. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
A local agent can set up tours, give advice and negotiate with sellers.
- Florida
- Miami-Dade County
- Key Biscayne
- 33149
- 425 Harbor Dr





