320 Atlantic Road
320 Atlantic Road, Key Biscayne, FL 33149
Sold by ONE Sotheby's International Realty
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320 Atlantic Road 320 Atlantic Road, Key Biscayne, FL 33149 Sold
$8,200,000
320 Atlantic Road · Key Biscayne · Key Biscayne
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$8,200,000Sold Price
$1,555Per SqFt
6/6½Beds/BathsBd/Ba
5,275SqFt · 490.1 m²
MLS A11914376 · 297 days on Zilbert · Listed Nov 24, 2025 · 320 Atlantic Road, Key Biscayne FL 33149Current layoutPhotos first

Property Details

Sold Price$8,200,000
Last Asking Price$8,925,000
Price per SqFt$1,555
Maintenance feeInquire
Property Taxes$49,209 2024
Interior Space5,275 SqFt
Beds/Baths6/6½
Year Built2010
Garage2 spaces
PoolYes
Lot Size0.28 acres
Closed Date2/25/2026
MLS #A11914376

Estimated Costs

An estimate of condo or HOA fees and property taxes

Monthly figures, as provided
Not providedmaintenance
$4,101taxes · $49,209/yr ÷ 12

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

From the listing

Stunning residence in the highly sought-after Holiday Colony, just one block from the beach. Location truly sets this property apart. Built in 2010, this beautifully crafted two-story home offers soaring ceilings and impeccably defined spaces, including an elegant formal living room with fireplace, a gracious dining room, and a spacious family room ideal for everyday living. With 6 large bedrooms and 6.5 baths, the home features 5,581 SF under A/C and sits on a 12,234 SF lot surrounded by lush, mature landscaping that ensures complete privacy. Two gorgeous terraces ... including a first-floor terrace with a BBQ area provide wonderful outdoor spaces for entertaining and enjoying South Florida’s year-round lifestyle. The second-floor terrace, located off the primary suite, is the perfect spot to enjoy your morning coffee. The home also offers excellent closet space throughout. These inviting areas flow effortlessly to a spectacular pool and generous yard framed by tropical greenery, creating a serene retreat that is also perfect for family enjoyment. A spacious 2-car garage adds comfort and practicality. Thoughtfully designed with sophistication and comfort in mind, this residence showcases high-end finishes such as limestone and European ash wood flooring. Warm, refined, and incredibly welcoming, this is a truly exceptional family home in one of Key Biscayne’s most desirable neighborhoods.

Listed by One Sotheby's International Realty

Sales History for This Home · 320 Atlantic Road, 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.