960 Mariner Drive, Key Biscayne, FL 33149

$19,500,000

Virtual Tour

https://youtu.be/ZMgPPYBC7x8

Elevator access second story and hallway

Property Type: Residential Bedrooms: 6 Baths: 10 Square Footage: 7,742 Status: Active

Current Price: $19,500,000 List Date: 2/11/2025 Last Modified: 6/09/2026

Overview

Description

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.

Supplements: 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 abo ... (Read more)

Listing Details MLS# A11731927

General Property Information

Property Sub Type: Single Family Residence
Bedrooms Total: 6
Bathrooms Total: 10
Bathrooms Full: 8
Bathrooms Half: 2
Living Area Main: 7742
Year Built: 2025
Carport YN: Yes
Attached Carport YN: Yes
Carport Spaces: 3
Covered Spaces: 3
Lot Size Area: 15381
Lot Size Acres: 0.35
Lot Size Dimensions: 0.35
Senior Community YN: No
Waterfront YN: Yes
Water Frontage Feet: 107
Outdoor Living Spaces YN: Yes
Stories Total: 3
Direction Faces: Northeast
Pool Private YN: Yes
Furnished: Unfurnished

Property Features

Dining Area: Breakfast Area; Formal Dining; Kitchen Dining Electric: Circuit Breakers Exterior Features: Built-in Barbecue; Lighting; Outdoor Shower Flooring: Wood Leasing Permitted Details: Okay To Lease Parking Features: Driveway; Electric Vehicle Charging Station(s); Golf Cart Garage; Guest; Attached Carport; Carport Property Condition: New Construction Appliances: Dishwasher; Disposal; Dryer; Free-Standing Freezer; Gas Range; Ice Maker; Microwave; Oven; Refrigerator; Washer Water Heater Details: Electric Water Heater; Gas Water Heater Boat and Dock Features: Electric Available; Lift; No Wake Zone; Overnight; Private Dock; Water Available; Exclusive Use Construction Materials: CBS Cooling: Ceiling Fan(s) Fencing: Fenced Green Energy Efficient: Appliances; Construction; Doors; HVAC; Insulation; Lighting; Thermostat; Water Heater; Windows Green Indoor Air Quality: Ventilation Heating: Electric Interior Features: Closet Cabinetry; Custom Mirrors; Elevator; Entrance Foyer; French Doors; Kitchen Island; Pantry; Storage; Walk-In Closet(s) Laundry Features: Washer Hookup; Dryer Hookup Levels: Three Or More Listing Terms: Cash Other Equipment: Intercom Pets Allowed YN: Yes Pets Allowed: Size Limit Pool Features: Chlorination - Auto; Concrete; Heated; In Ground; Pool Sweep Possession: Close Of Escrow; Negotiable Road Surface Type: Paved Roof: Concrete Security Features: Fire Alarm; Smoke Detector(s) Sewer: Public Sewer Special Information: Flood Zone; Sold As-Is Sprinkler Description: Auto Sprinkler Tax Information: Tax Reflects No Exemptions Utilities: Cable Available; Underground Utilities View: Other Water Access: No Fixed Bridge; Ocean Access Water Source: Public Water View: Bay; Canal; Ocean Waterfront Features: Canal Front; Seawall Showing Requirements: 24 Hour Notice; Alarm System; Call Listing Agent Outdoor Living Spaces: Balcony; Deck; Porch Balcony Details: Balcony - Open Porch Details: Porch - Open Room Types: Den; Family Room; Laundry; Maid/In-Law Quarters Acreage Description: 1/4 To Less Than 1/2 Acre Lot

Contract Information

Comp Sale YN: No
Original List Price: 22800000
Occupant Type: Vacant

Location and Legal

Country: United States
County Or Parish: Miami-Dade
County Parish Name: Miami-Dade
Street Number: 960
Street Name: Mariner
Street Suffix: Drive
City Name: Key Biscayne
Municipal Code: 24
State Or Province: FL
Postal Code: 33149
Postal Code +4: 2400
Postal Zip: 33149
Subdivision Name: CAPE FLA SUB SEC 2
Area: 2520
Elementary School: Key Biscayne K-8
Middle Or Junior School: Ponce De Leon
High School: Coral Gables
Special Assessment YN: No
Parcel Number: 2452050110100
Subdivision Number: 11
Zoning: 2000
Flood Zone: AE

Financial Information

Membership Fee Required YN: No
Tax Annual Amount: 77861
Tax Year: 2024
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

Remarks and Miscellaneous

Public Historical Remarks: Boat Services: Private Dock

More Information

Status Change Information

Major Change Timestamp: 2026-06-09T23:12:10Z
Major Change Type: Price Reduced
Price Change Timestamp: 2026-06-09T23:12:10Z
Status Change Date: 2025-02-10

Entry Information

Entry Level: Yes

Leasing Permitted Details

Leasing Permitted YN: Yes
Okay To Lease: Yes

Boat and Dock Information

Dock: Yes

Ceiling Fan Details

Number Of Ceiling Fans: Yes

Pool Size Details

Pool Size (WxL): 648

Storm Protection

Impact Glass: Complete

Price Calculations

Current Price To SqFt: 2518.72

Section Details

Parcel Number MLX: 0100

Originating Details

Originating System Key: 406187479
Originating System ID: M00000151

Office/Member Information

DXORIGMLSID: SEF

Amenities

Street Lights: Yes

Dining Area

Breakfast Area: Yes
Formal Dining: Yes
Kitchen Dining: Yes

Electric

Circuit Breakers: Yes

Exterior Features

Built-in Barbecue: Yes
Lighting: Yes
Outdoor Shower: Yes

Flooring

Wood: Yes

Parking Features

Driveway: Yes
Electric Vehicle Charging Station(s): Yes
Guest: Yes
Golf Cart Garage: Yes
Attached Carport: Yes
Carport: Yes

Property Condition

New Construction: Yes

Fencing

Fenced: Yes

Possession

Close Of Escrow: Yes
Negotiable: Yes

Sewer

Public Sewer: Yes

Special Information

Flood Zone: Yes
Sold As-Is: Yes

Utilities

Cable Available: Yes
Underground Utilities: Yes

View

Other: Yes

Heating

Electric: Yes

Sprinkler Description

Auto Sprinkler: Yes

Water Access

No Fixed Bridge: Yes
Ocean Access: Yes

Water View

Bay: Yes
Canal: Yes
Ocean: Yes

Appliances

Dishwasher: Yes
Disposal: Yes
Dryer: Yes
Free-Standing Freezer: Yes
Gas Range: Yes
Ice Maker: Yes
Microwave: Yes
Oven: Yes
Refrigerator: Yes
Washer: Yes

Construction Materials

CBS: Yes

Green Energy Efficient

Appliances: Yes
Construction: Yes
Doors: Yes
HVAC: Yes
Insulation: Yes
Lighting: Yes
Roof: Yes
Thermostat: Yes
Water Heater: Yes
Windows: Yes

Green Indoor Air Quality

Ventilation: Yes

Interior Features

Closet Cabinetry: Yes
Custom Mirrors: Yes
Elevator: Yes
Entrance Foyer: Yes
French Doors: Yes
Kitchen Island: Yes
Pantry: Yes
Storage: Yes
Walk-In Closet(s): Yes

Laundry Features

Washer Hookup: Yes
Dryer Hookup: Yes

Levels

Three Or More: Yes

Listing Terms

Cash: Yes

Other Equipment

Intercom: Yes

Pool Features

Chlorination - Auto: Yes
Concrete: Yes
Heated: Yes
In Ground: Yes
Pool Sweep: Yes

Road Surface Type

Paved: Yes

Roof

Concrete: Yes

Security Features

Fire Alarm: Yes
Smoke Detector(s): Yes

Water Source

Public: Yes

Waterfront Features

Canal Front: Yes
Seawall: Yes

Water Heater Details

Electric Water Heater: Yes
Gas Water Heater: Yes

Boat and Dock Features

Electric Available: Yes
Lift: Yes
No Wake Zone: Yes
Overnight: Yes
Private Dock: Yes
Water Available: Yes
Exclusive Use: Yes

Cooling

Ceiling Fan(s): Yes
Electric: Yes

Showing Requirements

24 Hour Notice: Yes
Alarm System: Yes
Call Listing Agent: Yes

Master Bedroom/Bath

Bidet: Yes
Combo Tub/Shower: Yes
Dual Sinks: Yes
Master Bdrm - Ground: Yes
Master Bdrm - Upstairs: Yes

Pets Allowed YN

Yes: Yes

Pets Allowed

Size Limit: Yes

Tax Information

Tax Reflects No Exemptions: Yes

Outdoor Living Spaces

Balcony: Yes
Deck: Yes
Porch: Yes

Balcony Details

Balcony - Open: Yes

Porch Details

Porch - Open: Yes

Room Types

Den: Yes
Family Room: Yes
Laundry: Yes
Maid/In-Law Quarters: Yes

Acreage Description

1/4 To Less Than 1/2 Acre Lot: Yes

Room Information

Room Name
Den
Family Room
Maid/In-Law Quarters
Laundry

Listing Office: The Corcoran Group

Last Updated: June - 09 - 2026

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960 Mariner Drive, Key Biscayne, FL 33149 (MLS# A11731927)