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960 Mariner Dr, Key Biscayne, FL 33149
$19,450,000
· $2,512/sqft · Est. $123,241/mo
6 bd · 8 ba + 2 half · 7,742 sqft · 0.35 acres (15,381 sqft) · 597 days on market · MLS# A12119438
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Seller's Disclosure
Property Survey
Floor Plan
Comparative Market Analysis
About 960 Mariner Dr, Key Biscayne, FL 33149
Listing details for 960 Mariner Dr, Key Biscayne, FL 33149: 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.
Bedrooms
6
Bathrooms
8 full · 2 half
Square Feet
7,742
Year Built
2025
Lot
0.35 acres (15,381 sqft)
Garage
—
HOA
No
Taxes (2025)
$156,000
Property Details for 960 Mariner Dr, Key Biscayne, FL 33149
MLS# A12119438 · Source: MIAMI + RWorld · Updated Nov 6, 2026
Interior
Bedrooms & Bathrooms
- Bedrooms: 6
- Full Baths: 8
- Half Baths: 2
Heating & Cooling
- Heating: Electric
- Cooling: Ceiling Fan(s), Electric
Appliances & Laundry
- Appliances Included: Dryer, Dishwasher, Electric Water Heater, Freezer, Disposal, Gas Range, Gas Water Heater, Ice Maker, Microwave, Refrigerator, Self Cleaning Oven, Washer
- Laundry: Washer Hookup, Dryer Hookup
Interior Features
- Interior Features: Bidet, Bedroom on Main Level, Breakfast Area, Closet Cabinetry, Dining Area, Separate Formal Dining Room, Dual Sinks, Entrance Foyer, French Doors Atrium Doors, First Floor Entry, Kitchen Island, Kitchen Dining Combo, Custom Mirrors, Pantry, Tub/Shower, Upper-Level Primary, Walk-In Closet(s), Elevator
- Flooring: Hardwood, Wood
- Has Fireplace: No
- Furnished: Unfurnished
- Other Equipment: Intercom
Interior Area
- Total Interior Livable Area: 7,742 sqft
- Total Structure Area: 0 sqft
- Living Area Source: Plans
- Virtual Tour: View Virtual Tour
Property
Parking
- Has Garage
- No
- Covered Spaces
- 3
- Parking Features
- Attached Carport, Driveway, Electric Vehicle Charging Stations, Golf Cart Garage, Guest
- Carport
- Yes
Features
- Direction Faces
- Northeast
- Patio & Porch
- Balcony, Deck, Open, Porch
- Exterior Features
- Balcony, Deck, Fence, Lighting, Outdoor Grill, Outdoor Shower, Porch, Security High Impact Doors
- Has Private Pool
- Yes
- Pool Features
- Automatic Chlorination, Concrete, Cleaning System, Heated, In-Ground, Pool
- View Description
- Bay, Canal, Ocean
- Waterfront
- Yes
- Waterfront Features
- Canal Front, Ocean Access, Seawall
Lot
- Lot Size
- 0.35 acres (15,381 sqft)
- Lot Features
- Flood Zone, Quarter to Half Acre Lot, Automatic Sprinklers
- Road Surface
- Paved
Details
- Parcel Number
- 24-52-05-011-0100
- Zoning
- 2000
- 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
Construction
Type & Style
- Home Type
- Single Family Residence
- Property Type
- Residential
Materials
- Construction Materials
- CBS Concrete Block Structure, Block
- Roof
- Concrete
- Foundation
- Raised
- Window Features
- Impact Glass
- Door Features
- French Doors
- Storm Protection
- Complete Impact Glass, Impact Resistant Doors
Condition
- Condition
- New Construction
- New Construction
- Yes
- Year Built
- 2025
Utilities & Green Energy
- Water Source
- Public
- Sewer
- Public Sewer
- Utilities
- Cable Available, Underground Utilities
- Security Features
- Smoke Detectors
- Green Energy
- Appliances, Construction, Doors, Hvac, Insulation, Lighting, Roof, Thermostat, Water Heater, Windows
Community & HOA
Community
- Subdivision
- Cape Fla Sub Sec 2
- Community Features
- Street Lights
- Pets Allowed
- Yes - Cats OK, Dogs OK
- Restrictions
- OK to Lease
- 55+ Community
- No
Housing in Village Of Key Biscayne
- Median Value of All Homes (2023 Census)
- $1,246,268
- Median Rent
- $3,394/mo
- Owner-Occupied Homes
- 69%
- Homes Built
- Mostly 1970s
- Housing Units
- 4,994
HOA
- Membership Required
- No
Location
- Neighborhood
- Village Of Key Biscayne
Financial & Listing Details
- Price per Sq Ft
- $2,512/sq ft
- Annual Tax Amount
- $156,000
- Tax Year
- 2025
- Date on Market
- Nov 6, 2026
- Cumulative Days on Market
- 597 days
- Listing Terms
- Cash, Conventional
- Special Conditions
- Listed As Is
- Possession
- Closing and Funding, Close of Escrow
- Occupant Type
- Vacant
- MLS Number
- A12119438
- Listed By
- Francisco Neri — The Corcoran Group
Cape Fla Sub Sec 2
Cape Fla Sub Sec 2 is a neighborhood in Key Biscayne. Census median home value is $1,246,268.
Location of 960 Mariner Dr, Key Biscayne, FL 33149
- Street Address
- 960 Mariner Dr
- City
- Key Biscayne
- ZIP Code
- 33149
- Neighborhood
- Cape Fla Sub Sec 2
- County
- Miami-Dade County
Estimated monthly
30-yr fixed
$123,241
/mo
$19,450,000 · 20% down · 7.25%
Principal & interest
$106,189
Property taxes
$13,000
Home insurance
$4,052
Home price
$19,450,000
Down payment
$3,890,000 · 20%
Interest rate
7.25%
Estimates only. Actual costs vary by lender, credit score, and market conditions.
Frequently Asked Questions About 960 Mariner Dr
How much is 960 Mariner Dr, Key Biscayne, FL 33149 listed for?
960 Mariner Dr, Key Biscayne, FL 33149 is currently listed at $19,450,000. That works out to approximately $2,512 per square foot.
How big is 960 Mariner Dr?
This property features 6 bedrooms, 8 full and 2 half bathrooms, 7,742 sq ft of living space.
What are the property taxes on 960 Mariner Dr, Key Biscayne, FL 33149?
The most recent tax bill for 960 Mariner Dr, Key Biscayne, FL 33149 is $156,000/yr (~$13,000/mo). Florida primary residents may qualify for a homestead exemption that reduces this amount.
Are there HOA fees at 960 Mariner Dr?
Based on current MLS data, no HOA fee is listed for this property. We recommend confirming with the seller's disclosure or your agent, as some communities charge fees not reflected in MLS.
Which schools are zoned for 960 Mariner Dr, Key Biscayne, FL 33149?
Based on attendance-zone data, this home is zoned for: Key Biscayne K-8 Center (Elementary), Ponce De Leon Middle School (Middle), Coral Gables Senior High School (High). School assignments are set by the county board and may change. Verify current boundaries with Miami-Dade County Public Schools before enrolling.
How does the list price compare to Cape Fla Sub Sec 2 home values?
At $19,450,000, this home is listed 1461% above the Cape Fla Sub Sec 2 census median home value of $1,246,268. Actual sale price is set by negotiation.
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Listing Information & Disclaimer
Listed By: The Corcoran Group · 772.913.5401
All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright ©2026 BeachesMLS, Inc.
Listing information is provided in part by the MIAMI + RWorld Internet Data Exchange program. IDX information is provided exclusively 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 accurate by the MLS. Data last updated Nov 14, 2026 3:47 PM. Equal Housing Opportunity.
To report inaccurate listing data, email andy@mandelteam.com or call (954) 610-0563. Inaccurate information is corrected within two business days, and within 48 hours for registered users.