Estate
$29,900,000
241 Cape Florida Dr, Key Biscayne FL 33149, Key Biscayne, Miami-Dade County, Residential
Cape Florida Dr
- 8 beds
- 8.5 baths
- 9,159 sqft
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Beds
9
Baths
7,742
SQUARE FEET
Single Family Residence
Type
2025
Built
Listing courtesy of
The Corcoran Group
Francisco Neri
MLS® #A11731927
Listing information last updated June 9, 2026
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Overview
This single family residence in Key Biscayne has 6 bedrooms and 9 bathrooms across 7,742 square feet, and is listed for sale at $19,500,000 (about $2,519 per square foot). Built in 2025.
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.
Listing history
Price reduced
↓ $800,000 from $20,300,000 · Jun 9, 2026 · MIAMI MLS
$19,500,000
Listed for sale
Feb 10, 2025 · MIAMI MLS
$22,800,000
Days on market
as of today
526 days
Building & financials
FROM MIAMI MLSThe carrying-cost and structural facts that close or kill a Miami deal — straight from the listing feed.
Annual property tax (2024)
$77,861
Association type
None
Waterfront
Ocean Access, Canal Front, Seawall
Pets
Allowed (verify restrictions)
FEMA flood zone
AE
Dues, taxes, and association data per MIAMI MLS and public records; flood zone from FEMA NFHL. Verify with the HOA, county, and your insurer during due diligence.
Property details
MLS #A11731927
Price$19,500,000
Size7,742 Square Feet
Bedrooms6
Bathrooms9
Year built2025
TypeSingle Family Residence
StatusFor Sale
Price / Square Feet$2,519
Flood zoneAE
Features & amenities
Built-In Grill
Closet Cabinetry
Cooking Island
Custom Mirrors
Den/Library/Office
Dishwasher
Disposal
Dryer
Electric Water Heater
Elevator
Entrance Foyer
Family Room
First Floor Entry
Free-Standing Freezer
French Doors
Gas Range
Gas Water Heater
Has a View
Has Carport
Has Cooling System
Has Heating System
Has Waterfront
Ice Maker
Lighting
Maid/In-Law Quarters
Microwave
New Construction
Open Balcony
Open Parking
Outdoor Shower
Pantry
Refrigerator
Self Cleaning Oven
Storage
Utility Room/Laundry
Walk-In Closet(s)
Washer
Location
960 Mariner Dr, Key Biscayne FL 33149
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960 Mariner Dr, Key Biscayne FL 33149 – Residential
Mariner Dr
- 6 beds
- 9 baths
- 7,742 sqft
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List your rental →Listing data © MIAMI MLS · IDX information deemed reliable but not guaranteed · 526 days on market.
We do not advertise a “free” buyer’s agent; buyer-representation compensation is disclosed in writing. Bitcoin pricing is indicative and updates with the market — not financial, tax, or legal advice. Buyer to independently verify all measurements, assessments, and flood & insurance facts.