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640 Mashta Dr Key Biscayne FL 33149

$16,800,000
USD CAD EUR GBP BTC
640 Mashta Dr , Key Biscayne, FL 33149 - MLS#A11990382 640 Mashta Dr , Key Biscayne, FL 33149 - MLS#A11990382 640 Mashta Dr , Key Biscayne, FL 33149 - MLS#A11990382 640 Mashta Dr , Key Biscayne, FL 33149 - MLS#A11990382

Zev Freidus Broker / President
Zev Freidus
Broker / President
561-235-2161
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Overview of 640 S Mashta Dr

4 Bedrooms
4 Bathrooms
2 Car Garage
4,990 Square Feet
3,620SF Living Area
Pool:
No
Ocean
Year Built 1968
Listed For 171 Days

Welcome to your own slice of paradise! Enjoy breathtaking sunsets from your private dock on this waterfront property boasting 100 feet of direct biscayne bay frontage. Ideally located on mashta island. Set on a 15,000 sf lot, the home features 5 beds, 5 baths, including 2 bayfront primary suites with stunning views, impact windows and doors throughout. The open-concept layout flows seamlessly from the living and dining areas to the modern kitchen and out to the pool and entertainment patio, with floor-to-ceiling glass doors that open to blend indoor and outdoor living. Tranquil guest suite upstairs offering privacy and views. It also features an oversized 2-car garage, covered parking, and a spacious driveway for guests. Perfect to move in, renovate, or build your dream waterfront estate

This luxury single family home was built in 1968 and features 4 bedrooms, and 4 full bathrooms. This home for sale is 4,990 square feet, with 3,620 sq ft being air conditioned living space. The home has a 2 car garage and does not have a private swimming pool.

Welcome to your own slice of paradise! Enjoy breathtaking sunsets from your private dock on this waterfront property.

Please contact your ZFC agent for more information about MLS# AX-11990382 or any other homes for sale in Key Biscayne or elsewhere in the Miami-Dade County area.

Features & Amenities

Appliances

Dishwasher

Architecture

Other

Cooling

Central Air

Heating

Other

Flooring

Other

Parking

Attached, Driveway, Garage, Guest, Garage Door Opener

Lot Size

15000 Square Feet

View

Bay, Garden view

Construction Materials

Block

Interior Features

Bedroom On Main Level, Breakfast Area, Dining Area, Dual Sinks, Entrance Foyer, First Floor Entry, Living Dining Room, Pantry, Split Bedrooms, Vaulted Ceilings, Walk In Closets

Exterior Features

Other

Lot Features

Less Than Quarter Acre

Pool Features

In Ground, Pool

Roof

Barrel

Utilities

Cable Available

Waterfront Features

Ocean Front

Year Built

1968

Pets Allowed

Dogs Ok, Yes

Annual Real Estate Taxes

$155,651 (2025)

Legal Description

Mashta Island Pb 60-93 Lot 9 Blk 3 Lot Size 100.000 X 150 Or 18642-3922 0599 1

Property Type

Single Family Home

Direction Faces

East

MLS Number

A11990382

Universal Property Id

U S-12025-N-2452050080320-R-N

Days On Market

171

Community Name

Mashta Island

640 Mashta Dr Price Calculator

Get Mortgage Quote For This Home

The payment calculator figures for 640 S Mashta Dr should be used as an estimate only. Loan terms including interest rate, and required downpayment will vary with each lender and/or individual. RE taxes for this home for sale are estimated based on the actual property taxes for this property for the tax year 2025 which are $155,651 but will likely change when this home sells. These estimations are calculated from a list price of $16,800,000 and a 25% down payment and do not include homeowners insurance which will vary greatly depending on the home characteristics and location.

Recent Home Sales near 640 Mashta Dr

Address Sale Price Bed Bth Size Location Sale Date
669 S Mashta Dr $Log in to view 3 3/1 3,382SF Mashta Island 02/04/2026
669 S Mashta Dr $Log in to view 3 3/1 3,382SF Mashta Island 06/27/2025
510 S Mashta Dr $Log in to view 5 6/1 5,992SF Mashta Island 07/08/2025
325 Harbor Dr $Log in to view 5 6/1 5,728SF Tropical Isle Homes Sub 4 05/30/2025
100 Hampton Ln $Log in to view 5 5/1 5,472SF Tropical Isle Homes Sub 4 12/04/2025
561 Hampton Ln $Log in to view 6 6/1 5,318SF Tropical Isle Homes Sub 08/15/2025
220 Cypress Dr $Log in to view 5 5/1 5,225SF Tropical Isle Homes Sub 4 10/10/2025
285 W Enid Dr $Log in to view 6 5/1 4,957SF Biscayne Key Estates 03/27/2026
201 Buttonwood Dr $Log in to view 5 5/2 4,923SF Tropical Isle Homes Sub 4 12/03/2025
320 Woodcrest Rd $Log in to view 6 6/ 4,863SF Tropical Isle Homes Sub 4 10/01/2025
235 Cranwood Dr $Log in to view 5 5/0 4,794SF Tropical Isle Homes Sub 4 07/28/2025
551 S Mashta Dr $Log in to view 6 5/0 4,692SF Mashta Island 07/10/2025

MLS# AX-11990382 Listing History

12/31/1969 Listed for sale by DLS International Realty with MLS# AX-11990382 with a list price of $16,800,000.
This listing of 640 Mashta Dr Key Biscayne FL 33149 was last updated on 2026-04-10 05:15:12. Listing courtesy of DLS International Realty.
MLS

Map of 640 Mashta Dr Key Biscayne FL 33149

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Zev Freidus Broker / President
Zev Freidus
Broker / President
561-235-2161
Call Me
Text Me
Email Me
When clicking Submit Request, you are registering to this website and agreeing that ZFC Real Estate, its affiliates or associated third parties may contact you, including with calls or texts by automated means. You also agree to our Terms of Use and Privacy Policy

The data relating to homes for sale or lease or other real estate for sale or for rent on the ZFC website comes in part from a cooperative data exchange program of the MLS in which this Broker participates. The real estate displayed may not be all of the homes in the database, or all of the properties listed with Brokers participating in the cooperative data exchange program. Homes for sale that are listed by Brokers other than this Broker are marked with either the listing Broker's name or the MLS name or a logo provided by the MLS and the details page about such properties includes the name of the listing Brokers. Information provided is thought to be reliable but is not guaranteed to be accurate; you are advised to verify facts that are important to you. No warranties, expressed or implied, are provided for the data herein, or for their use or interpretation by the user. ZFC, the Florida Association of Realtors and its cooperating Multiple Listing Services do not create, control or review the property data displayed herein and take no responsibility for the content of such records. Federal law including the fair housing act prohibits discrimination on the basis of race, color, religion, sex, handicap, familial status or national origin in the sale, rental or financing of housing. IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.

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