Mashta Island 520 S Mashta Dr Key Biscayne, FL 33149
Overview
- Status: Active
- Bed(s) 5
- Bath(s) 4
- Half Bath(s) 0
- Parking 2
- Size: 4,177 ft2/388.06 m2
- Price Per: $4,524.78 ft2/$48,704.33 m2
- Type: Single Family Home
- Built: 1961
- HOA: No info
- MLS Number: A11684094
- View Bay, Ocean
- On Site: 130 days
- Updated: Listing Refreshed: 30 Days Ago

Seize the rare chance to create your dream estate on one of the largest lots in Key Biscayne's prestigious Mashta Island community. This 22,140-square-foot property features 138 feet of pristine water frontage, offering breathtaking open-water views—an ideal backdrop for a grand residence. Collaborate with the renowned Corazzini & Associates, known for their award-winning designs that merge elegance with functionality. Enjoy spectacular sunsets visible throughout your home, perfect for relaxation and entertaining. Included are fully approved plans and permits for a stunning 8-bedroom, 8.5-bath, 10,000-square-foot estate, ensuring a seamless start to your vision. Don’t miss this once-in-a-lifetime opportunity to establish a legacy in one of South Florida's most prestigious enclaves.
Price History
Date | Event | Price | Change Rate | Price Per |
---|---|---|---|---|
01/06/2025 | Price Reduced | $18,900,000.00 | 5.5% | $4,524.78 ft2/$48,704.33 m2 |
10/29/2024 | Listed | $20,000,000.00 | $4,788.13 ft2/$51,538.98 m2 |
Contact Information


