425 Harbor Drive
425 Harbor Drive, Key Biscayne, FL 33149
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425 Harbor Drive 425 Harbor Drive, Key Biscayne, FL 33149 For Sale
$7,450,000
425 Harbor Drive · Key Biscayne · Key Biscayne
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$7,450,000Asking Price
$1,632Per SqFt
7/7½Beds/BathsBd/Ba
4,565SqFt · 424.1 m²
MLS A12034564 · 97 days on Zilbert · Listed Jun 12, 2026 · 425 Harbor Drive, Key Biscayne FL 33149Current layoutPhotos first

Property Details

Asking Price$7,450,000
Price per SqFt$1,632
Maintenance feeInquire
Property Taxes$89,673 2025
Interior Space4,565 SqFt
Beds/Baths7/7½
Year Built2020
Garage1 space
PoolYes
Lot Size0.21 acres
MLS #A12034564

Estimated Costs

An estimate of condo or HOA fees and property taxes

Monthly figures, as provided
Not providedmaintenance
$7,473taxes · $89,673/yr ÷ 12

Monthly carry is not computed when the association fee or the taxes are not provided.

From the listing

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.

Listed by One Sotheby's International Realty

Sales History for This Home · 425 Harbor Drive, Key Biscayne, FL 33149

Sale Sold Price Asking Price Beds/Baths SqFt Closed Date
Mark Zilbert
Mark Zilbert
Licensed Real Estate Broker · I track every sale in this neighborhood. Ask me about this home or the neighborhood.
+1 (786) 280-0201

Listed by One Sotheby's International Realty. Mark Zilbert of ONE Sotheby's International Realty is a cooperating (transaction) broker and helps buyers find properties in Key Biscayne and throughout South Florida.

Location

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The curated data and calculated data for this property and its surrounding condo units and homes is based solely on data we have extracted from the MLS. There may be unpublished, private, quit claim and other property offerings and transfers that do not appear here, which may affect how a buyer or seller perceives property values. Always conduct proper due diligence when considering buying or selling property.