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© 2026 DockOnly™. All rights reserved.

DockOnly™ and Dock Score™ are trademarks of Blue Mar Real Estate Group Inc.

Blue Mar Real Estate Group

Blue Mar Real Estate Group Inc.

Licensed Florida Real Estate Broker

DBPR License CQ1018554

Listing data provided by Miami Realtors MLS via Bridge Data Output. Information deemed reliable but not guaranteed. Dock Score™ is a DockOnly.com rating and is not provided by or affiliated with the MLS or listing broker. NOAA chart data is public domain and for reference only — not for navigation. Full MLS Compliance

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© 2026 Miami Association of REALTORS®. IDX information provided exclusively for personal, non-commercial use. Listing data last updated every 30 minutes.

This website complies with the Fair Housing Act. We do not discriminate on the basis of race, color, religion, sex, national origin, familial status, or disability.

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+20

960 Mariner Dr

Key Biscayne, FL, 33149

Active

$19,500,000

960 Mariner Dr

Key Biscayne, FL, 33149

Active

$19,500,000

6

Bedrooms

10

Bathrooms

7,742 sqft

Living Area

2025

Year Built

Mortgage Calculator

Estimate your monthly payment for this waterfront property

20%

$3,900,000 down

%
Principal & Interest$101,181/mo
Property Tax (est. ~1.2%, varies by county)$19,500/mo
Home Insurance (est.)$250/mo
Total Monthly Payment$120,931
Loan Amount: $15,600,000Rate: 6.75%
Get Pre-Qualified

Estimated payments only. Actual rates and terms may vary.

Comparable Sales

$19,500,000Tour the dockSchedule a Showing
Navigation note: Navigation routes show the shortest mapped path to open water. A vessel taller than the binding bridge clearance may still reach open water via a longer alternate route that we don't currently map — verify navigability with a local captain or surveyor before relying on it.

15,381

Lot Size (sqft)

484

Days on Market

Dock Score™

DockOnly
85
Excellent

What shaped this score

✓Ocean Access
✓Dock present
✓Bridge-free to bay
✓Fits boats up to ~55ft (est.)

DockOnly.com rating — not provided by the MLS or listing broker.

Dock & Water AccessMLS

Ocean AccessCanal FrontSeawall

AI Aerial Imagery Detection

Dock DetectedSeawall DetectedDeep Water Indicators~47-63 ft dock

Detected by AI from open-source aerial mapping imagery and may not reflect current conditions. This information was not provided by the MLS or listing broker. Always verify dock infrastructure with the listing agent.

Canal GeometryDockOnly

Canal Width

County parcel data
113ft at dock

Range 88–149 ft over the next 200 ft of canal

dock113 ft113107142

Width sampled every 10 ft from dock · perpendicular measurement

Will it turn around?

Up to 36 ft

Easy
handling

36–48 ft

Fits
with care

48–56 ft

Tight
(back-in)

Boats over 56 ft can't turn around here — back in/out only. Clear channel ≈ 73 ft once boats are docked both sides (FL rules cap each side ~20 ft). Wide-beam yachts need the upper end of each range.

Navigation RouteDockOnly

Data sources: SFWMD AHED waterway polygons · FHWA National Bridge Inventory 2024 · Not provided by the MLS or listing broker.

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.

Schedule a Showing

See the property and tour the dock. A licensed waterfront specialist will arrange your private showing.

Select a date

Location

Key Biscayne, FL, 33149

No price history available for this property.

Listing courtesy of The Corcoran Group

Last updated: 6/16/2026

© 2026 Miami Association of REALTORS®, Inc. All rights reserved. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of the Miami Association of REALTORS®. Information is deemed reliable but not guaranteed. All properties are subject to prior sale, change, or withdrawal.

IDX information is provided exclusively for consumers' personal, non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Dock Score™

DockOnly
85
Excellent

What shaped this score

✓Ocean Access
✓Dock present
✓Bridge-free to bay
✓Fits boats up to ~55ft (est.)

DockOnly.com rating — not provided by the MLS or listing broker.

FEMA Flood Zone AE
BFE: 10ft

Special Flood Hazard Area

View FEMA Flood Map →
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Nearby Schools

Assigned Public Schools

E

Key Biscayne K-8 Center

Grades PK-8 · Key Biscayne

M

Ponce de Leon MS

Grades 6-8 · Coral Gables

H

Coral Gables Senior High

Grades 9-12 · Coral Gables

Nearby Private Schools

St Christophers - By-The-Sea Montessori School1.0 mi
St Agnes Academy1.1 mi

School data from Miami-Dade County Open Data Hub. Verify attendance zones with the school district.