Home in 960 Mariner Drive, Key Biscayne, FL 33149 for sale with MLS# A12119438

Discover refined waterfront living at 960 Mariner Drive in Key Biscayne. This newly completed 2025 estate offers approximately 9,640 square feet of total living space (7,742 square feet under air) on a 15,381-square-foot lot with 106 feet of private water frontage.The open-concept design features floor-to-ceiling glass, a chef's kitchen, and seamless indoor-outdoor flow. A private 4-person elevator connects all levels, including a third-floor terrace with 360-degree views of the water and Miami skyline. Outside, a resort-style pool, summer kitchen, and private dock with ski-boat crane and direct Bay access create an exceptional setting for entertaining.Thoughtfully designed for privacy, quality, and effortless coastal living, this turnkey residence represents a rare opportunity to own one of Key Biscayne's finest new waterfront properties.

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960 Mariner Drive, Key Biscayne, FL 33149

Price
Price:
$19,450,000.00
Original List Price:
$19,450,000.00
List Price per Sq Ft (Calculated, Approx.):
$2,512.27
Property Status and Type
Listing Type:
For Sale
Status:
Active
Listing Category:
Residential
Property Type:
Single Family House
Description of Last Important Update:
New Listing
Last Major Update on:
November 6, 2026 5:00 am
Other Special Conditions:
Sold As-is, Flood Zone
Rooms Distribution
Bedrooms:
6
Bathrooms Total:
10
Full Bath:
8
Half Bath:
2
Room Type:
Laundry, Family Room, Den, Maid/in-law Quarters
Master Bedroom Bath:
Bidet, Master Bdrm - Upstairs, Dual Sinks, Master Bdrm - Ground, Combo Tub/shower
Dining Area:
Formal Dining, Kitchen Dining, Breakfast Area
Measures
Living Area:
7,742 Sqft
Lot Area:
15,381 Sqft
Lot Size Dimensions and Info:
0.35
Lot Size Acres:
0.35
Property Features
View from the Property:
Ocean, Canal, Bay, Other
Waterfront:
Yes
Waterfront Features:
Ocean Access, Canal Front, Seawall, No Fixed Bridge
Frontage Length:
107
Private Pool
Swimming Pool Features:
Concrete, Heated, In Ground, Pool Sweep, Pool Sweep, Chlorination - Auto
Security:
Smoke Detector(s), Fire Alarm
Furnished:
Unfurnished
Appliances:
Dryer, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Gas Range, Gas Water Heater, Electric Water Heater, Ice Maker, Oven, Free-Standing Freezer
Interior:
Pantry, Walk-In Closet(s), Closet Cabinetry, Kitchen Island, Entrance Foyer, Custom Mirrors, Elevator, Storage
Exterior:
Balcony, Lighting, Outdoor Shower, Built-in Barbecue
Patio and Porch:
Deck, Porch, Porch - Open
Laundry:
Washer Hookup, Dryer Hookup
Doors:
French Doors
Green Energy Efficient:
Appliances, Hvac, Thermostat, Windows, Water Heater, Roof, Doors, Insulation, Lighting, Construction
Air Conditioning
Air Conditioning System:
Ceiling Fan(s), Electric
Heating
Heating System:
Electric
Fence:
Fenced
Boat and Dock Features:
Private Dock, Electric Available, Lift, No Wake Zone, Water Available, Exclusive Use, Overnight
Property Entrance Faces:
Northeast
Other Equipment:
Intercom
Balcony Details:
Balcony - Open
Storm Protection Impact Glass:
Complete
Sprinkler Description:
Auto Sprinkler
Construction
Year Built:
2025
Roof:
Concrete
Levels:
Three Or More
Entry Level (floor):
1
Construction Materials:
CBS
Flooring:
Wood
Number of stories:
3
Flood Zone Code:
AE
Property Condition:
New Construction
Taxes and Expenses
Tax Annual Amount:
$156,000.00
Tax Year:
2025
Property Tax Details:
Tax Reflects No Exemptions
Parking
Garage Spaces:
0
Carport Spaces:
3
Covered Spaces:
3
Parking Features:
Driveway, Guest, Attached Carport, Golf Cart Garage, Electric Vehicle Charging Station(s), Carport
Carport
Utilities
Sewer:
Public Sewer
Electric:
Circuit Breakers
Utilities Available:
Cable Available, Underground Utilities
Water Source:
Public
Community
Pets Allowed?
Amenities Provided by the Homeowner's Association (HOA):
Street Lights
Subdivision Name:
CAPE FLA SUB SEC 2
Senior Community:
No
Community Dock
Leasing Permitted
Leasing Permitted Details:
Okay To Lease
Terms
Listing Terms Considered by Seller:
Cash, Conventional
Buyer Possession:
Negotiable, Close Of Escrow
Zoning and Legal
Tax 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
Real Estate Folio Number (Parcel Number):
2452050110100
Zoning:
2000
Public Schools Assigned
Elementary School:
Royal Palm (broward)
High School:
Coral Gables
Middle Or Junior School:
Ponce De Leon
Listing History
Active on the market since:
November 5, 2026
Listing Agreement executed on:
November 6, 2026
Listing Status Last Changed On:
November 6, 2026 5:00 am
Photos updated on:
November 6, 2026 9:29 pm
Last Modified:
November 6, 2026 10:34 pm
Additional Information
Courtesy of:
The Corcoran Group
Attribution:
Not provided
Road Surface Type:
Paved
Location
Street Name:
Mariner
Street Number:
960
City:
Key Biscayne
State:
Florida
Zip Code:
33149
County:
Miami-Dade
Latitude:
N25° 41' 3.9''
Longitude:
W81° 49' 58.1''
Street Suffix:
Drive
Property Map

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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
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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.