89401 Old Highway
Plantation Key, FL, 33070
$13,500,000
Behind private gates on prestigious Million Air Row, this exceptional oceanfront estate spans nearly 2.5 acres and offers a rare blend of luxury, privacy, and future potential. The recently renovated residence features 8 bedrooms, 7.5 bathrooms, double-height ceilings, spacious bedroom suites, abundant storage throughout, solid CBS construction, impact windows and doors, and a new concrete roof. Designed for the ultimate Florida Keys lifestyle, the property boasts protected basin dockage with a 24,000 lb boat lift, a private helicopter pad, hot yoga studio, resort-style pool with waterslides, waterfall, and spa, plus two covered carports and a large garage. Expansive grounds provide endless opportunities to add additional amenities such as pickleball, volleyball, guest accommodations, or a private beach retreat. A truly unique waterfront compound offering the space and exclusivity rarely found in the Florida Keys.
Current real estate data for Single Family in Plantation Key as of Nov 05, 2026
11
Single Family Listed
127
Avg DOM
1,416
Avg $ / SqFt
$3,547,727
Avg List Price
Listing Provided Courtesy of Langley Knight Gardner Islamorada at 305-664-4444
Property Details
Price:
$13,500,000
MLS #:
A12028364
Status:
Active
Beds:
8
Baths:
7.5
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Old Highway
Neighborhood:
5940otherfloridacounty
Listed Date:
Jun 1, 2026
Finished Sq Ft:
6,500
Lot Size:
2,645,093,880 sqft / 1.39 acres (approx)
Year Built:
2002
Schools
Elementary School:
Plantation Key
Middle School:
Plantation Key
High School:
Coral Shores
Interior
Appliances
Dishwasher, Disposal, Dryer, Gas Range, Microwave, Refrigerator, Washer
Bathrooms
7 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Flooring
Tile
Heating
Central
Interior Features
Bar, Closet Cabinetry, Pantry, Storage, Walk-In Closet(s), Wet Bar
Levels
Three Or More
Exterior
Attached Garage YN
1
Construction Materials
CBS
Covered Spaces
5
Direction Faces
East
Exterior Features
Balcony, Lighting
Fencing
Fenced
Garage Spaces
1
Parking Features
Boat, Attached, Attached Carport, Attached Garage, Carport, Circular Driveway, Covered, Driveway, Garage, Guest, Paver Block, RV Access/Parking
Patio And Porch Features
Porch – Open, Porch
Roof
Concrete
Security Features
Smoke Detector(s)
Spa Features
Heated
View
Ocean
Waterfront Features
Ocean
Financial
Tax Year
2025
Taxes
$52,503
Map
Contact Us
Mortgage Calculator
Community
- Address89401 Old Highway Plantation Key FL
- SubdivisionOld Highway
- CityPlantation Key
- CountyMonroe
- Zip Code33070
Property Summary
- Located in the Old Highway subdivision, 89401 Old Highway Plantation Key FL is a Single Family for sale in Plantation Key, FL, 33070. It is listed for $13,500,000 and features 8 beds, 8 baths, and has approximately 6,500 square feet of living space, and was originally constructed in 2002. The current price per square foot is $2,077. The average price per square foot for Single Family listings in Plantation Key is $1,416. The average listing price for Single Family in Plantation Key is $3,547,727. To schedule a showing of MLS#a12028364 at 89401 Old Highway in Plantation Key, FL, contact your Trust House Realty agent at 9543362003.
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