$21,900,000
960 Mariner Dr
Key Biscayne, FL, 33149
Discover unparalleled luxury at 960 Mariner Dr, Key Biscayne. This new architectural gem offers over 9,500 SF of living space on a 15,381 SF lot with 106 feet of water frontage. Featuring 6 bedrooms, 8 baths, and 2 half baths, the open-concept design boasts floor-to-ceiling glass, providing stunning views. A 4-person elevator connects all levels, including a third-floor terrace with 360-degree views of the water and Miami skyline. The chef’s kitchen, resort-style pool, summer kitchen, and private dock with direct Bay access make it perfect for entertaining. Boating enthusiasts will appreciate the ski boat crane. This estate combines modern elegance, privacy, and top-tier amenities in one of Miami’s most exclusive areas.
Property Details
Price:
$21,900,000
MLS #:
A11731927
Status:
Active
Beds:
6
Baths:
9
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
CAPE FLA SUB SEC 2
Neighborhood:
capeflasubsec2
Listed Date:
Feb 10, 2025
Finished Sq Ft:
7,192
Year Built:
2025
Schools
Elementary School:
Keybiscayne
High School:
Mast Academy
Interior
Appliances
Dishwasher, Disposal, Dryer, Electric Water Heater, Free-Standing Freezer, Gas Water Heater, Ice Maker, Microwave, Gas Range, Refrigerator, Self Cleaning Oven, Washer
Bathrooms
8 Full Bathrooms, 2 Half Bathrooms
Cooling
Ceiling Fan(s), Electric
Flooring
Wood
Heating
Electric
Laundry Features
Utility Room/Laundry, Washer/Dryer Hook-Up
Exterior
Architectural Style
Attached, Three Or More Stories
Community Features
Paved Road, Street Lights, Underground Utilities
Construction Materials
CBS Construction, Elevated Construction
Exterior Features
Built-In Grill, Lighting, Open Balcony, Outdoor Shower
Parking Features
Attached Carport, Driveway, Electric Vehicle Charging Station(s), Golf Cart Parking, Guest
Roof
Concrete
Security Features
Fire Alarm, Smoke Detector
Financial
Tax Year
2024
Taxes
$77,861
Mortgage Calculator
Map
Current real estate data for Single Family in Key Biscayne as of Oct 22, 2025
51
Single Family Listed
191
Avg DOM
2,411
Avg $ / SqFt
$10,416,059
Avg List Price
Community
- Address960 Mariner Dr Key Biscayne FL
- SubdivisionCAPE FLA SUB SEC 2
- CityKey Biscayne
- CountyMiami-Dade County
- Zip Code33149
Similar Listings Nearby
Property Summary
- Located in the CAPE FLA SUB SEC 2 subdivision, 960 Mariner Dr Key Biscayne FL is a Single Family for sale in Key Biscayne, FL, 33149. It is listed for $21,900,000 and features 6 beds, 9 baths, and has approximately 7,192 square feet of living space, and was originally constructed in 2025. The current price per square foot is $3,045. The average price per square foot for Single Family listings in Key Biscayne is $2,411. The average listing price for Single Family in Key Biscayne is $10,416,059.
960 Mariner Dr
Key Biscayne, FL