Ad #6924297
MLS #A11924175
BEAUTIFUL AND UNIQUE WATERFRONT HOME ON EXCLUSIVE MASHTA ISLAND
591 N Mashta Dr, Key Biscayne, FL 33149
$15,500,000
4Beds
5Baths
4,290Sqft
0.35Acres
About this property
BEAUTIFUL AND UNIQUE WATERFRONT HOME ON EXCLUSIVE MASHTA ISLAND, ON DESIRABLE NORTH MASHTA DR IN KEY BISCAYNE. ELEVATED AND VERY COMFORTABLE 4BR/4.5BA + MAID'S QUARTERS WITH APPROX. 4,290 SQ FT UNDER A/C, SITTING ON A LARGE AND PRIVATE 15,184 SQ FT LOT, IDEAL FOR ENJOYING WITH FAMILY AND FRIENDS. APPROX. 50 FT DOCK WHERE THE OWNERS HAVE DOCKED BOATS OF AROUND 78 FT, WITH DEEP WATER OF ABOUT 8 FT EVEN AT LOW TIDE - A RARE TRUE DEEP-WATER ACCESS ON THE ISLAND. NORTH-FACING CANAL KEEPS THE HOUSE AND OUTDOOR AREAS PLEASANT AND COOLER ALL YEAR ROUND. EASY TO SHOW. BRING YOUR QUALIFIED BUYERS AND BEST OFFERS.
Property Features
4 Beds
5 Baths
4,290 Sqft
Built in 1960
0.35 Acres
1 Story
Beachview
On Beachfront
Siding: Brick, Block
Aluminum Roof
Central
$112,793 / yr property tax
Miami-Dade County
MASHTA ISLAND A REPLAT OF Community
Additional Photos
Contact Information
Cristina D Anglemont De Tassigny
EXP REALTY LLC
786-473-0860
Location
Listing Agent: Cristina D Anglemont De Tassigny (License #: 3327365) 786-473-0860
Broker: EXP REALTY LLC 888-883-8509 Listing Site
Copyright © 2026 Miami REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Broker: EXP REALTY LLC 888-883-8509 Listing Site
Copyright © 2026 Miami REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
BeachHouse.com
Printed Aug 11, 2026
Photo Gallery
$15,500,000
4
Beds
5
Baths
4,290
Sqft
591 N Mashta Dr, Key Biscayne, FL 33149
By contacting this agent you agree to these Terms and Conditions.
MLS# A11924175
BEAUTIFUL AND UNIQUE WATERFRONT HOME ON EXCLUSIVE MASHTA ISLAND
$15,500,000
591 N Mashta Dr, Key Biscayne, FL 33149
4
Beds
5
Baths
4,290
Sqft
0.35
Acres
$15,500,000
591 N Mashta Dr, Key Biscayne, FL 33149
4 Beds
5 Baths
4,290 Sqft
0.35 Acres
BEAUTIFUL AND UNIQUE WATERFRONT HOME ON EXCLUSIVE MASHTA ISLAND, ON DESIRABLE NORTH MASHTA DR IN KEY BISCAYNE. ELEVATED AND VERY COMFORTABLE 4BR/4.5BA + MAID'S QUARTERS WITH APPROX. 4,290 SQ FT UNDER A/C, SITTING ON A LARGE AND PRIVATE 15,184 SQ FT LOT, IDEAL FOR ENJOYING WITH FAMILY AND FRIENDS. APPROX. 50 FT DOCK WHERE THE OWNERS HAVE DOCKED BOATS OF AROUND 78 FT, WITH DEEP WATER OF ABOUT 8 FT EVEN AT LOW TIDE - A RARE TRUE DEEP-WATER ACCESS ON THE ISLAND. NORTH-FACING CANAL KEEPS THE HOUSE AND OUTDOOR AREAS PLEASANT AND COOLER ALL YEAR ROUND. EASY TO SHOW. BRING YOUR QUALIFIED BUYERS AND BEST OFFERS.
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Property Details
HOME DETAILS
4 Beds
5 Baths
4,290 Sqft
Built in 1960
0.35 Acres
1 Story
BEACH & VIEW
Beachview
On Beachfront
EXTERIOR
Siding: Brick, Block
Aluminum Roof
INTERIOR
Central
FINANCIAL & COMMUNITY
$112,793 / yr property tax
Miami-Dade County
MASHTA ISLAND A REPLAT OF Community
See More Details
Location
Mortgage Calculator
Ad Statistics
Ad Number
6924297
Viewed
104 times
Listing Status
Pending
Added
Dec 04, 2025
Last Refreshed
Jul 03, 2026 06:17:28 PM
Listing Information
Data Source
Miami REALTORS®
Source Property ID
A11924175
Listing Agent: Cristina D Anglemont De Tassigny (License #: 3327365) 786-473-0860
Broker: EXP REALTY LLC 888-883-8509 Listing Site
Copyright © 2026 Miami REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Broker: EXP REALTY LLC 888-883-8509 Listing Site
Copyright © 2026 Miami REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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