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669 S Mashta Dr

Key Biscayne, FL 33149

3 beds
4 baths
3,382 sqft
10,000 sqft lot
$1,153 per sqft
1960 build
– on site

A rare chance to own an exceptional Florida style home on prestigious Mashta Island. This residence captures the Florida lifestyle with vaulted ceilings and an open floor plan blending indoor and outdoor spaces.Sliding pocket doors invite natural light and open to a large covered terrace and mosaic pool, ideal for entertaining or relaxing.The home includes a spacious eat-in kitchen, cozy library, and a coral-stone fireplace. Renovated bathrooms and new American Walnut floors enhance its modern appeal. A separate private living area with a bedroom and bathroom offers flexibility for guests or family. Located on a quiet street. Oversized 10,000.SqFt lot, new impact windows, a two-year-old roof, new ac's, custom built-ins that add style and function.Tasteful updates and classic Florida charm.

Listing courtesy of MLSM / Coldwell Banker Realty

Last checked: Checking… • Last updated Mar 11, 2025 •

MLS# A11729326 —

The Building

Year Built:

1960
Year Built Details:

Resale
Construction Materials:

Block
Architectural Style:

Detached, TwoStory
Stories:

2
Levels:

Two
Roof:

Other
Exterior Features:

Other
Direction Faces:

West
Building Area Total:

3382.0

Interior

Interior Features:

BuiltInFeatures, FirstFloorEntry, Fireplace, Other, WalkInClosets
Flooring:

Other
Fireplace:

true

Room Dimensions

Living Area:

3382.0

Financial & Terms

Lease Considered:

false

The Property

View:

Garden
Parcel Number:

24 52 05 008 0180
Property Type:

Residential
Property Subtype:

SingleFamilyResidence
Property Subtype Additional:

SingleFamilyResidence
Zoning Description:

2001
Lot Features:

LessThanQuarterAcre
Lot Size Area:

10000.0
Lot Size SqFt:

10,000 Sqft
Lot Size Units:

SquareFeet
Waterfront:

false

Listing Agent

Contact info:

Taxes

Tax Year:

2024
Tax Annual Amount:

$22,405
Tax Legal Description:

5-6 55 42 MASHTA ISLAND PB 60-93 LOT 11 BLK 2 LOT SIZE 100.000 X 100 OR 19565-4268 03/2001 1

Beds

Bedrooms Total:

3

Baths

Total Baths:

4
Full Baths:

3
Half Baths:

1

The Listing

Virtual Tour Unbranded:

Virtual Tour

Heating & Cooling

Heating:

Central, Electric
Heating:

true
Cooling:

CentralAir, Electric
Cooling:

true

Utilities

Sewer:

PublicSewer
Water Source:

Public

Appliances

Appliances:

BuiltInOven, Dryer, Dishwasher, ElectricRange, Disposal, Refrigerator, Washer

The Community

Subdivision Name:

Mashta Island
Senior Community:

false
Community Features:

Other
Pool Features:

InGround, Pool

Parking

Parking Features:

Driveway
Garage:

false
Carport:

false

Monthly cost estimate

Asking price

$3,900,000

Expense	Monthly cost
Mortgage	$20,883
Taxes	$1,867
Insurance	$1,072
Utilities	$215 See report
Total	$24,037/mo.^*
	^*This is an estimate

Explore the Area

My Commute

From

Walk Score®

Provided by WalkScore® Inc.

Bike Score®

Provided by WalkScore® Inc.

Soundscore™

Provided by HowLoud

Air Pollution Index

Provided by ClearlyEnergy

Sale history

Date	Event	Source	Price	% Change
3/11/25 Mar 11, 2025	Price Changed	MLSM	$3,900,000	-9.2%
3/5/25 Mar 5, 2025	Price Changed	MLSM	$4,295,000	-4.3%
2/13/25 Feb 13, 2025	Price Changed	MLSM	$4,490,000	-10.1%

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This house located in Village of Key Biscayne, Key Biscayne, FL 33149 is currently for sale for $3,900,000. 669 S Mashta Dr is a 3,382 square foot house with 3 beds and 4 baths that has been on Estately for 39 days. 669 S Mashta Dr is in the Village of Key Biscayne neighborhood of Key Biscayne and has a WalkScore® of 7, making it car-dependent. This house is in the attendance area of Key Biscayne K-8 Center, Ponce De Leon Middle School, Coral Gables Senior High School, Air Base Elementary School, and Robert Morgan Educational Center And Technical College.

Listing Courtesy of: MLSM and Coldwell Banker Realty.

Based on information from the MLS MIAMI 2025. All information provided is deemed reliable but is not guaranteed and should be independently verified. MLSM, Estately and their affiliates provide the MLS and all content therein “AS IS” and without any warranty, express or implied. The information included in this listing is provided exclusively 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 information on each listing is furnished by the owner and deemed reliable to the best of his/her knowledge, but should be verified by the purchaser. MLSM and Estately assume no responsibility for typographical errors, misprints or misinformation. This property is offered without respect to any protected classes in accordance with the law.