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$16,950,000
74 Days On Site

591 N Mashta Dr
Key Biscayne, FL 33149

For Sale|Single Family Residence|Active
4
Beds
5
Total Baths
4
Full Baths
1
Partial Bath
4,290
SqFt
$3,951
/SqFt
1960
Built
Subdivision:
MASHTA ISLAND A REPLAT OF
County:
Miami-Dade

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591 N Mashta Dr591 N Mashta Dr591 N Mashta Dr591 N Mashta Dr
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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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Listing Snapshot
Price 
$16,950,000
Days On Site 
74 Days
Bedrooms 
4
Inside Area (SqFt) 
4,290 sqft
Total Baths 
5
Full Baths 
4
Partial Baths 
1
Lot Size 
15,184 Acres
Year Built 
1960
MLS® Number 
A11924175
Status 
Active
Property Tax 
$112,793
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
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What's This?
Private
Recent Activity
3 weeks agoStatus changed to Active
3 weeks agoListing updated with changes from the MLS®
2 months agoPrice changed to $16,950,000
2 months agoListing first seen on site
General Features
Direction Faces 
North
Garage 
Yes
Garage Spaces 
2
Number Of Stories 
1
Parking 
Other
Property Sub Type 
Single Family Residence
Sewer 
Septic Tank
SqFt Total 
6219
Style 
DetachedOneStory
Water Source 
Public
Zoning 
2001
Interior Features
Appliances 
DryerDishwasherElectric Water HeaterDisposalGas RangeMicrowaveTrash Compactor
Cooling 
Central Air
Flooring 
HardwoodOtherWood
Heating 
Central
Interior 
Master Downstairs
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Exterior Features
Construction Details 
BrickBlock
Frontage 
0
Lot Features 
Waterfront
Patio And Porch 
Deck
Pool Features 
In Ground
Roof 
Aluminum
View 
CanalWater
Waterfront 
Yes
Waterfront Features 
Canal Front
Waterview 
CanalWater
Community Features
Financing Terms Available 
CashConventionalFHAVA Loan
MLS Area 
52
Schools
School District
Unknown
Elementary School
Keybiscayne
Middle School
Ponce De Leon
High School
Coral Gables
Listing courtesy of EXP Realty LLC

The data relating to real estate for sale on this web site comes in part from the Miami Association of Realtors, Realtor Association of Greater Ft. Lauderdale, and the South Broward Board of Realtors. Information is deemed reliable but not guaranteed. Copyright © 2026, Miami Association of Realtors, Realtor Association of Greater Ft. Lauderdale, and the South Broward Board of Realtors. All rights reserved. The information being provided is 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. The use of search facilities of data on the site, other than a consumer looking to purchase real estate, is prohibited.

Neighborhood & Commute
Source: Walkscore
Disclosure: Community information and market data powered by Constellation Data Labs. Information is deemed reliable but not guaranteed.
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