CONTACT
FAVORITE
SHARE
CLAIM

510 S Mashta Dr Key Biscayne FL 33149 Sold 07/08/2025

Sold for $18,921,250
USD CAD EUR GBP BTC
~SOLD~
510 S Mashta Dr, Key Biscayne, FL 33149, Sold 07/08/25 510 S Mashta Dr, Key Biscayne, FL 33149, Sold 07/08/25 510 S Mashta Dr, Key Biscayne, FL 33149, Sold 07/08/25 510 S Mashta Dr, Key Biscayne, FL 33149, Sold 07/08/25

Zev Freidus Broker / President
Zev Freidus
Broker / President
561-235-2161
Call Me
Text Me
Email Me
When clicking Request Info, 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

Overview of 510 S Mashta Dr

5 Bedrooms
6/1 Bathrooms
2 Car Garage
5,992 Square Feet
5,226SF Living Area
Pool:
No
Ocean
Year Built 1981

Don't miss this home for sale in Mashta Island! Waterfront. Located on Mashta Island and island within an island in key biscayne. The minute you walk into the house the most breathtaking biscayne bay views welcomes you. Breathtaking sunsets.oversized lot:18,300-sq.ft. 2 story home with excellent floor plan,large living room area w/double height ceilings, family room adjacent to kitchen area. Large dining area w/direct water views & access to pool area. 2nd floor: master suite & 3 additional bedrooms en suite master suite w/balcony & large walk in closet .1st floor guest suite.water views from every room, dining & reception area.gazebo by the water.open kitchen. Staff area.powder room.oversized pool w/cabana room &cabana bath.double access ( service access &main access) lush garden offers total privacy . Enclosed two car garage.

This luxury single family home was built in 1981 and features 5 bedrooms, and 6 full bathrooms plus 1 half bath. This home for sale is 5,992 square feet, with 5,226 sq ft being air conditioned living space. The home has a 2 car garage and does not have a private swimming pool.

Waterfront. Located on Mashta Island and island within an island in Key Biscayne.

Please contact your ZFC agent for more information about MLS# AX-11782312 or any other homes for sale in Key Biscayne or elsewhere in the Miami-Dade County area.

Features & Amenities

Appliances

Dishwasher, Refrigerator

Architecture

Two Story

Cooling

Central Air, Electric

Heating

Central, Electric

Flooring

Hardwood, Marble, Wood

Parking

Attached, Circular Driveway, Driveway, Garage, Garage Door Opener

Lot Size

18300 Square Feet

View

Bay, Garden view

Construction Materials

Block

Security Features

Smoke Detectors

Interior Features

Built In Features, Bedroom On Main Level, Breakfast Area, Closet Cabinetry, Dual Sinks, Eat In Kitchen, First Floor Entry, High Ceilings, Living Dining Room, Split Bedrooms, Separate Shower

Exterior Features

Deck

Lot Features

Quarter To Half Acre Lot

Patio And Porch Features

Deck

Pool Features

In Ground, Pool

Roof

Barrel

Utilities

Cable Available

Waterfront Features

Ocean Front

Number Of Stories

2

Year Built

1981

Pets Allowed

Conditional, Yes

Annual Real Estate Taxes

$172,413 (2024)

Legal Description

5-6 55 42 Mashta Island A Replat Of Trs A B & C Pb 65-65 Lot 18 Blk 3 Lot Size 100.000 X 183 Or 19131-0507 05 2000 1

Property Type

Single Family Home

Buyer Financing

Conventional

Community Features

Other

Direction Faces

East

MLS Number

A11782312

Universal Property Id

U S-12025-N-2452050090190-R-N

Days On Market

202

Community Name

Mashta Island A Replat Of

510 S Mashta Dr Price Calculator

Get Mortgage Quote For This Home

The payment calculator figures for 510 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 2024 which are $172,413 but will likely change when this home sells. These estimations are calculated from a list price of $19,000,000 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 510 S Mashta Dr

Address Sale Price Bed Bth Size Location Sale Date
551 S Mashta Dr $Log in to view 6 5/0 4,692SF Mashta Island A Replat Of 07/10/2025
325 Harbor Dr $Log in to view 5 6/1 5,728SF Tropical Isle Homes Sub 4 05/30/2025
50 Island Dr $Log in to view 5 4/1 5,966SF Cape Florida 02/12/2025
100 Hampton Ln $Log in to view 5 5/1 5,472SF Tropical Isle Homes Sub 4 12/04/2025
761 Ridgewood Rd $Log in to view 5 5/0 5,431SF Biscayne Key Estates 03/28/2025
220 Cypress Dr $Log in to view 5 5/1 5,225SF Tropical Isle Homes Sub 4 10/10/2025
201 Buttonwood Dr $Log in to view 5 5/2 4,923SF Tropical Isle Homes Sub 4 12/03/2025
235 Cranwood Dr $Log in to view 5 5/0 4,794SF Tropical Isle Homes Sub 4 07/28/2025
945 Mariner Drive $Log in to view 6 6/0 6,526SF Cape Florida 04/28/2025
561 Hampton Ln $Log in to view 6 6/1 5,318SF Tropical Isle Homes Sub 08/15/2025
320 Woodcrest Rd $Log in to view 6 6/ 4,863SF Tropical Isle Homes Sub 4 10/01/2025
660 S Mashta Dr $Log in to view 7 8/1 6,195SF Mashta Island 03/28/2025

MLS# AX-11782312 Listing History

12/31/1969 Listed for sale by DLS International Realty with MLS# AX-11782312 with a list price of $19,000,000.
07/08/2025 Sold For $18,921,250 by Dolores Urdapilleta with Urdapilleta Real Estate, LLC.

Miami-Dade County Schools

Public Transportation

Miami Dade Transit:

BRICKELL STATION-KEY BISCAYNE

Miami Dade Transit:

BRICKELL STATION-KEY BISCAYNE

Miami Dade Transit:

BRICKELL STATION-KEY BISCAYNE

Miami Dade Transit:

BRICKELL STATION-KEY BISCAYNE

Miami Dade Transit:

BRICKELL STATION-KEY BISCAYNE

This listing of 510 S Mashta Dr Key Biscayne FL 33149 was last updated on 2025-07-08 18:08:02. Listing courtesy of DLS International Realty.
MLS

Map of 510 S Mashta Dr Key Biscayne FL 33149

Similar Homes For Sale

250 Buttonwood Drive, Key Biscayne
Reduced
$6.95 Million
$7,150,000

MLS#AX-11686370

250 Buttonwood Drive
Key Biscayne, FL 33149

5

6

5,783 SqFt

0.223 Acres

, Key Biscayne
$6,150,000

MLS#AX-11896662


Key Biscayne, FL 33149

5

6

2

5,275 SqFt

0.178 Acres

445 Ridgewood Rd, Key Biscayne
$7,248,000

MLS#AX-11892142

445 Ridgewood Rd
Key Biscayne, FL 33149

5

6

2

5,124 SqFt

0.176 Acres

640 S Mashta Dr, Key Biscayne
$19.5 Million

MLS#AX-11896953

640 S Mashta Dr
Key Biscayne, FL 33149

5

5

2

4,990 SqFt

Ocean Front

0.344 Acres

525 Ridgewood Rd, Key Biscayne
$4,550,000

MLS#AX-11903358

525 Ridgewood Rd
Key Biscayne, FL 33149

5

6

4,783 SqFt

0.189 Acres

6 Coconut Ln, Key Biscayne
Reduced
$4,290,000
$4,900,000

Grand Bay

6 Coconut Ln
Key Biscayne, FL 33149

5

7

3

4,678 SqFt

0.126 Acres

Similar communities in Key Biscayne

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.

Currency