$19,500,000

640 S Mashta Dr, Key Biscayne, FL 33149

  • 5 beds |
  • 5 baths |
  • 3,620 sqft
  • Property Icon Single-Family Home
  • Property Year Built Icon Built in 1968
  • Property Lot Size Icon0.34acre lot
  • Property Parking Icon 2 car garage
  • Property Price Per Square Feet Icon $5,387/sqft
  • Property List Date Icon Listed 2 months ago

Property Description

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.

Listing Status:
Active
Date Added:
October 15, 2025 at 05:00AM
Listing Office:
DLS International Realty : 305-459-3875
Listing Agent:
Claudia Fontecilla : 305-799-9680
MLS ID:
A11896953
  • General: First Floor EntryBuilt-in FeaturesOther
  • Appliances: DishwasherDryerMicrowaveWasher
  • Flooring: TileWood
  • A/C: Central Air
  • Heating: Central
  • Style: DetachedTwo Story
  • Pool: In Ground
  • Parking: Circular DrivewayCoveredDriveway
  • Roofing: Flat Tile
  • General: Concrete Block ConstructionCBS Construction
  • Originating MLS: Miami Association of REALTORS®
  • County: Miami-Dade County
  • Zoning: 2001MASHTA ISLAND PB 60-93 LOT 9 BLK 3 LOT SIZE 100.000 X 150 OR 18642-3922 0599 124-52-05-008-0320
  • View: BayOcean
  • Water: Municipal Water
  • Sewer: Public Sewer
  • Source: Miami Association of REALTORS®

This listing courtesy of Claudia Fontecilla, DLS International Realty

Monthly Payment

$Est. Payment
  • Principal & Interest $
  • Property Taxes $
  • Home Insurance $
  • VA Funding Fee $

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Location

Schools Nearby

K

Key Biscayne K-8 Center

150 W McIntyre St, Key Biscayne, FL, 33149

Grades PK-5

0.63 miles away

M

Mast Academy

3979 Rickenbacker Cswy, Key Biscayne, FL, 33149

Grades 6-12

3.76 miles away

M

Mast Academy

3979 Rickenbacker Cswy, Key Biscayne, FL, 33149

Grades 6-12

3.76 miles away

Disclaimer: School and School District information courtesy of the National Center for Education Statistics (NCES). School boundaries may change. Proximity to listed schools does not guarantee enrollment eligibility. Contact the school district for more information and exact boundaries.

Similar Listing

699 N Mashta Dr, Key Biscayne, FL 33149
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$22,500,000

  • 4 bed |
  • 5 bath |
  • 3,241 sqft |
  • 0.34 acre lot
699 N Mashta Dr Key Biscayne, FL 33149

#A11815194 - BHHS EWM Realty