Home in 320 Atlantic Road Key Biscayne with MLS# A11914376

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.

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Days on the market

320 Atlantic Road, Key Biscayne, FL 33149

Price
Price:
$8,925,000.00
Original List Price:
$8,925,000.00
Close Price:
$8,200,000.00
Transaction closed on:
February 25, 2026
Property Status and Type
Listing Type:
Sold
Status:
Closed
Contingency:
Pending Inspections
Special Sale Conditions:
Listed As Is
Listing Category:
Residential
Property Type:
Single Family House
MLS Number:
A11914376
Description of Last Important Update:
Closed
Last Major Update on:
February 25, 2026 10:06 am
Rooms Distribution
Bedrooms:
6
Bathrooms Total:
7
Full Bath:
6
Half Bath:
1
Room Type:
Laundry, Family Room, Den, Utility Room, In Law Suite
Measures
Living Area:
5,275 Sqft
Built-Up Area:
6,532 Sqft
Lot Area:
12,234 Sqft
Lot Size Unit:
Square Feet
Lot Features:
Sprinklers Automatic, Quarter To Half Acre Lot
Property Features
View from the Property:
Garden
Waterfront:
No
Swimming Pool Features:
Community, Pool, In Ground
Furnished:
Unfurnished
Appliances:
Dryer, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Gas Range, Electric Water Heater, Built In Oven
Interior:
First Floor Entry, Breakfast Area, Dining Area, High Ceilings, Walk-In Closet(s), Closet Cabinetry, Bedroom On Main Level, Entrance Foyer, Built-in Features, Separate Formal Dining Room, Separate Shower, Bidet, Dual Sinks
Exterior:
Balcony, Porch, Patio, Lighting, Outdoor Grill, Security High Impact Doors
Patio and Porch:
Patio, Balcony, Open, Porch
Windows:
Blinds, Drapes
Air Conditioning
Air Conditioning System:
Central Air
Heating
Heating System:
Electric
Property Entrance Faces:
East
Water Access Description:
Other
Construction
Year Built:
2010
Year Built Details:
Resale
Roof:
Spanish Tile
Architectural Style:
Two Story
Levels:
Two
Construction Materials:
Block
Flooring:
Wood, Marble, Hardwood
Stories:
2
Road Frontage Type:
City Street
Taxes and Expenses
Tax Annual Amount:
$49,209.00
Tax Year:
2024
Property Tax Status:
Tax Reflects Homestead Exemption
Parking
Garage
Garage Spaces:
2
Covered Spaces:
2
Attached Garage
Parking Features:
Driveway, Garage, Garage Door Opener, Attached
Utilities
Sewer:
Public Sewer
Utilities Available:
Cable Available
Water Source:
Public
Community
Pets Allowed?:
Yes, Conditional
Subdivision Name:
HOLIDAY COLONY
Community Features:
Pool
Senior Community:
No
Restrictions:
Okay to Lease
Terms
Disclosures:
Flood Plain Disclosure
Listing Terms Considered by Seller:
Cash, Conventional
Occupant Type:
Call Agent
Buyer Possession:
Closing And Funding
Lease Considered:
No
Zoning and Legal
Tax Legal Description:
HOLIDAY COLONY PB 50-87 LOT 3 BLK 4 LOT SIZE 101.110 X 121 OR 15252-663 1091 1 COC 23506-2900 06 2005 1
Real Estate Folio Number (Parcel Number):
24-42-32-003-0380
Zoning Description:
0100
Public Schools Assigned
Elementary School:
East Lake Elem
High School:
Coral Gables
Middle Or Junior School:
Ponce De Leon
Listing History
Originally published on:
November 24, 2025 12:13 pm
Active on the market since:
November 24, 2025
Price change occurred on:
November 14, 2025 2:08 pm
Listing Status Last Changed On:
February 25, 2026 10:06 am
Photos updated on:
November 24, 2025 5:34 pm
Last Modified:
February 25, 2026 3:06 pm
Additional Information
Housing Older Persons Act:
Unverified
Flood Zone:
AE
Type of Association:
None
Rooms Description:
Den/Library/Office, Family Room, Maid/In-Law Quarters, Utility Room/Laundry
Style:
Pool Only
Municipal Code:
24
Subdivision Number:
3
Buy State:
Florida
Buyer Countryof Residence:
USA
Courtesy of:
One Sotheby's International Realty
Attribution:
Not provided
Location
Street Name:
Atlantic Road
Street Number:
320
City:
Key Biscayne
State:
Florida
Zip Code:
33149
County:
Miami-Dade
Latitude:
N25° 41' 43.5''
Longitude:
W81° 50' 24.7''
Property Map

Neighborhood Stats

Source: U.S. Census Bureau, ACS 5-Year Estimates

Median Household Income $171,982
Median Home Value $1,231,500
Median Rent $3,501/mo
Median Age 43
Population 14,628

Air Quality

Source: AirNow.gov · Miami

🌬️ Air Quality Index (AQI) 55 Moderate
☀️ O3 45 Good
🫁 PM2.5 55 Moderate

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Association of REALTORS®
Disclaimer: IDX listing information is presented by Rebonus Brokerage LLC for consumer informational purposes only. The information provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed by the MLS or the real estate broker. This page presents structured listing information sourced directly from the MLS via the RESO Web API feed. Rebonus prioritizes maximum field coverage and data completeness, displaying the most granular MLS-provided attributes available. Properties may be listed or sold by various participants in the MLS.