960 Mariner Drive Key Biscayne, FL $ 19,500,000
960 Mariner Drive
$ 19,500,000
Recently Listed New Construction
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960 Mariner Drive

Key Biscayne, FL, 33149
$ 19,500,000
Bedrooms6 Baths8.2 Sq 7,742

Monthly Estimate*

$ 120,065

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Single Family Home for sale in Key Biscayne, FL

for $19,500,000 with 6 bedrooms and 8 full baths, 2 half baths. This 7,742 square foot home was built in 2025 on a lot size of 0.35.

Discover unparalleled luxury at 960 Mariner Dr, Key Biscayne. This new architectural gem offers over 9,640 SF of living space, 7742 SF under air conditioning, 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. Discover 960 Mariner Dr, a newly built waterfront masterpiece in Key Biscayne, expertly engineered for durability, luxury, and security. Constructed with 126 auger piles, poured concrete and rebar, and concrete slabs extending up to the third-floor terrace and roof, this bunker-like estate is built to last. The elevated first floor sits 11 feet above sea level, ensuring long-term resilience and peace of mind. A 4-person elevator provides seamless access to all levels, enhancing convenience and accessibility. VIDEO: https://youtu.be/TjzhKgnBr7oDesigned for state-of-the-art living, this smart home integrates Crestron automation, allowing seamless control of lighting, climate, security, and entertainment. The Flow by Moen water and plumbing monitoring system provides proactive leak detection, while commercial-grade electrical service with a dedicated FPL transformer ensures uninterrupted power supply. For boating enthusiasts, a Marine Guard system safeguards electric connections at the private dock, offering direct Biscayne Bay access, and a ski boat crane adds another layer of convenience for watercraft storage and launching.The resort-style outdoor oasis features an infinity-edge pool, a Pentair pool system with heater and lighting control, a pool drain well, and a fully equipped summer kitchen, perfect for waterfront entertaining. Security and convenience are prioritized with a commercial fire alarm system, CCTV surveillance, an electric car charger, and multiple indoor and outdoor storage areas.Inside, the residence boasts bespoke finishes, Italian cabinetry, and expansive living spaces bathed in natural light. The third-floor terrace provides 360-degree panoramic views of Biscayne Bay and the Downtown Miami skyline, creating an unforgettable backdrop for sunrise and sunset.With unparalleled craftsmanship, cutting-edge technology, and world-class amenities, 960 Mariner Dr is more than a home it is a fortress of modern luxury, offering the ultimate waterfront lifestyle in one of Miami’s most exclusive enclaves.

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Single Family Active

Price

$ 19,500,000

Bedrooms

6

Full Bath

8

Half Bath

2

Property Type

Single Family

Taxes

$ 77,861

Style

Lot Size

0.35

Year Built

2025

Town/City

Key Biscayne

County/Region

Miami-Dade

MLS | Web ID

A11731927

Features
General
Sewer Public Sewer
Heating Electric
Cooling Ceiling Fan(s) Electric
Utilities Cable Available Underground Utilities
Possession Close Of Escrow Negotiable
Roof Concrete
Appliances Dryer Dishwasher Electric Water Heater Free-Standing Freezer Disposal Gas Range Gas Water Heater Ice Maker Microwave Oven Refrigerator Washer
Garage Spaces 0
Patio/Porch Features Deck Open Porch Balcony
Pool Features Automatic Chlorination Concrete Heated In Ground Pool Sweep
Security Features Fire Alarm Smoke Detector(s)
Construction Materials Block
Pets Allowed Size Limit Yes
Year Built 2025
Electric Circuit Breakers
View Bay Canal Ocean Other
Levels Three Or More
Property Subtype Single Family Residence
Tax Year 2024
Waterfront Features Canal Front No Fixed Bridges Ocean Access Seawall
Community Features Street Lights
County Miami-Dade
New Construction true
Property Type Residential
Energy Efficient Appliances Construction Doors HVAC Insulation Lighting Roof Thermostat Water Heater Windows
Subdivision Name CAPE FLA SUB SEC 2
Facing Direction Northeast
Garage Y/N false
Total Rooms 4
Full Baths 8
Status Active
High School Coral Gables
City Key Biscayne
Disclosures Flood Plain Disclosure
Senior Community Y/N false
MLS Area 2520
Carport Spaces 3
Carport Y/N true
Elementary School Key Biscayne K-8
Tax Annual Amount 77861
Middle/Junior High School Ponce De Leon
Property Condition New Construction
Virtual Tour https://youtu.be/ZMgPPYBC7x8
Standard Status Active
Occupancy Type Vacant
Property Sub Type Additional Single Family Residence
Legal Description 5 55 42 CAPE FL SUB SEC 2 PB 70-67 LOT 3 BLK 6 & PROP INT IN & TO WATERWAY LOT SIZE 97.980 X 150 OR 19128-4140 0696 4
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Interior
Interior Amenities Bidet Breakfast Area Closet Cabinetry Dining Area Separate/Formal Dining Room Dual Sinks Entrance Foyer Elevator Kitchen Island Kitchen/Dining Combo Custom Mirrors Main Level Primary Pantry Storage Tub Shower Upper Level Primary Walk-In Closet(s)
Flooring Wood
Furnished Y/N Unfurnished
Total Stories 3
Air Conditioning Y/N true
Heating Y/N true
Half Baths 2
Laundry Features Washer Hookup Dryer Hookup
Total Bedrooms 6
Entry Level 1
Total Baths 10
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Exterior
Exterior Amenities Built-in Barbecue Balcony Barbecue Lighting Outdoor Living Area Outdoor Shower
Fencing Fenced
Parking Features Attached Carport Carport Driveway Electric Vehicle Charging Station(s) Golf Cart Garage Guest
Lot Features 1/4 to 1/2 Acre Lot Sprinklers Automatic
Water Source Public
Lot Size Area 15381
Lot Dimensions 0.35
Lot Size Acres 0.35
Road Surface Type Paved
Frontage Length 107.00
Frontage Type Waterfront
Waterfront Y/N true
Covered Spaces 3
Door Features French Doors
Other Equipment Intercom
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* Excluded Features
List By
Francisco Alves Neri

Listing Agent

Affordability Calculator

$126,553
Per Month
95%
5%
0%
Monthly Principal & Interest
$120,065
Monthly Property Taxes
$6,488
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
0 Elementary School
4268812 Middle School
Coral Gables High School High School
Pricing History
DatePricePrice ChangeDescription
6/9/2026$19,500,000 Listed Price

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960 Mariner Drive, Key Biscayne, FL, 33149 is a Single Family Home for sale at $19,500,000 with 7,742 sqft and a lot size of 0.35. 960 Mariner Drive has 6 bedrooms, 8.2 baths, and was built in 2025. The property's zip code is 33149 which is in Key Biscayne, FL