320 Atlantic Rd
Key Biscayne, FL 33149
- 6 Beds
- 6.5 Baths
- 5,275 sqft (on 0.28 acres)
$8,200,000
Last Sold: Feb 25, 2026
8% below list $8.93M
$1,555/sqft
Est. Refi. Payment $52,401/mo*
$8,200,000
Last Sold: Feb 25, 2026
8% below list $8.93M
$1,555/sqft
Est. Refi. Payment $52,401/mo*
6 Beds
6.5 Baths
5,275 sqft
(on 0.28 acres)
Homes for sale near 320 Atlantic Rd
Apartments for Rent
Local Information
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Description
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.
This property is off market, which means it's not currently listed for sale or rent on Trulia. This may be different from what's available on other websites or public sources. This description is from February 25, 2026
Home Highlights
Parking
2 Car Garage
Outdoor
Porch, Patio, Pool
View
Garden
HOA
None
Price/Sqft
$1,555/sqft
Listed
166 days ago
Home Details for 320 Atlantic Rd
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Beds & Baths Number of Bedrooms: 6Number of Bathrooms: 7Number of Bathrooms (full): 6Number of Bathrooms (half): 1 |
Dimensions and Layout Living Area: 5275 Square Feet |
Appliances & Utilities Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Microwave, Gas Range, Refrigerator, Oven, WasherDishwasherDisposalDryerLaundry: Laundry RoomMicrowaveRefrigeratorWasher |
Heating & Cooling Heating: ElectricHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Electric |
Windows, Doors, Floors & Walls Window: Blinds, DrapesDoor: High Impact DoorsFlooring: Marble, Wood |
Levels, Entrance, & Accessibility Stories: 2Entry Location: First Floor Entry, FoyerFloors: Marble, Wood |
View Has a ViewView: Garden |
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Exterior Home Features Roof: Curved S Tile RoofPatio / Porch: Open Porch, PatioExterior: Built-in Barbecue, Lighting, BalconyHas a Private Pool |
Parking & Garage Number of Garage Spaces: 2Number of Covered Spaces: 2Has a GarageHas an Attached GarageHas Open ParkingParking Spaces: 2Parking: Driveway,Garage Door Opener |
Pool Pool: In Ground, Pool Only, CommunityPool |
Frontage Road Frontage: Public RoadNot on Waterfront |
Water & Sewer Sewer: Public Sewer |
Farm & Range Not Allowed to Raise Horses |
Surface & Elevation Elevation Units: Feet |
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Year Built Year Built: 2010 |
Property Type / Style Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: House, AttachedArchitecture: House,Attached |
Building Building Name: Holiday ColonyConstruction Materials: CBS Construction |
Property Information Usage of Home: PrimaryParcel Number: 2442320030380 |
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Price List Price: $8,925,000Price Per Sqft: $1,555/sqft |
Status Change & Dates Off Market Date: Wed Feb 25 2026Possession Timing: Funding |
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MLS Status: Closed |
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Direction & Address City: Key BiscayneCommunity: Holiday Colony |
School Information Elementary School: KeybiscayneJr High / Middle School: Ponce De LeonHigh School: Coral Gables |
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Building Area Building Area: 6532 Square Feet |
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Community Features: Pool |
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Association for this Listing: A-Miami Association of REALTORSNo HOA |
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Lot Area: 0.28 acres |
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Contingencies: Pending InspectionsListing Terms: All Cash, Conventional |
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Mls Number: A11914376 |
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Pool |
Last check for updates: about 5 hours ago
Listed by Brigitte Nachtigall, (305) 710-9664
One Sotheby's International Realty
Jorge Boj, (305) 803-6956
One Sotheby's International Realty
Bought with: Luis Fontaneda, (305) 338-5348, Douglas Elliman
Originating MLS: A-Miami Association of REALTORS
Source: MIAMI, MLS#A11914376

Price History for 320 Atlantic Rd
| Date | Price | Event | Source |
|---|---|---|---|
| 02/25/2026 | $8,200,000 | Sold | MIAMI #A11914376 |
| 11/24/2025 | $8,925,000 | Listed For Sale | MIAMI #A11914376 |
| 06/12/2012 | $3,255,000 | Sold | N/A |
| 11/01/2010 | $3,699,000 | PriceChange | Agent Provided |
| 08/27/2010 | $3,998,000 | Listed For Sale | Agent Provided |
| 07/24/2010 | $3,998,000 | ListingRemoved | Agent Provided |
| 05/23/2010 | $3,998,000 | Listed For Sale | Agent Provided |
| 02/26/2010 | $3,998,000 | ListingRemoved | Agent Provided |
| 08/09/2009 | $3,998,000 | Listed For Sale | Agent Provided |
| 06/23/2005 | $1,800,000 | Sold | N/A |
Property Tax and Assessment
| Year | 2024 |
|---|---|
| Tax | $49,209 |
| Assessment | $4,770,878 |
Home facts updated by county records
Comparable Sales for 320 Atlantic Rd
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.37 | Single-Family Home | $6,700,000 | 04/22/26 | 6 | 5.5 | 3,520 | |
0.33 | Single-Family Home | $6,200,000 | 12/04/25 | 5 | 5.5 | 3,584 | |
0.40 | Single-Family Home | $5,220,000 | 10/01/25 | 6 | 6 | 3,737 | |
0.06 | Single-Family Home | $3,950,000 | 09/10/25 | 3 | 3.5 | 2,522 | |
0.49 | Single-Family Home | $5,265,000 | 12/03/25 | 5 | 6 | 3,791 | |
0.59 | Single-Family Home | $4,820,000 | 08/15/25 | 6 | 6.5 | 4,165 | |
0.52 | Single-Family Home | $4,600,000 | 10/10/25 | 5 | 5.5 | 4,089 | |
0.75 | Single-Family Home | $6,500,000 | 03/31/26 | 7 | 7.5 | 5,528 |
Assigned Schools
These are the assigned schools for 320 Atlantic Rd.
What Locals Say about Key Biscayne
At least 116 Trulia users voted on each feature.
94 % Say it's walkable to grocery stores
94 % Say kids play outside
90 % Say it's dog friendly
90 % Say it's walkable to restaurants
85 % Say people would walk alone at night
85 % Say there are sidewalks
80 % Say there's holiday spirit
79 % Say it's quiet
76 % Say they plan to stay for at least 5 years
68 % Say streets are well-lit
68 % Say parking is easy
60 % Say there are community events
58 % Say neighbors are friendly
54 % Say yards are well-kept
52 % Say there's wildlife
50 % Say car is needed
Learn more about our methodology.
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IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.
Homes for rent near 320 Atlantic Rd
Off Market Homes Near 320 Atlantic Rd
Explore by feature
320 Atlantic Rd, Key Biscayne, FL 33149 is a 6 bedroom, 7 bathroom, 5,275 sqft single-family home built in 2010. This property is not currently available for sale. 320 Atlantic Rd was last sold on Feb 25, 2026 for $8,200,000 (8% lower than the asking price of $8,925,000). The current Trulia Estimate for 320 Atlantic Rd is $8,192,500.

