571 S Mashta Drive, Key Biscayne, FL 33149
New Listing
$6,350,000
Property Type:
Residential
Bedrooms:
4
Baths:
4
Square Footage:
3,722
Status:
Active
Current Price:
$6,350,000
List Date:
8/24/2026
Last Modified:
8/29/2026
Overview
Description
...
(Read more)
Enjoy your own paradise in the paradise—an exceptional, move-in-ready residence on prestigious Mashta Island, one of Key Biscayne's most exclusive and tranquil enclaves. Beautifully remodeled and designed for relaxed yet sophisticated island living, this home offers exceptional indoor and outdoor spaces to enjoy with family and friends. Outdoor living takes center stage with a heated pool and spectacular covered entertainment area featuring a custom BBQ, grill, sink, granite counters and seating for up to 12 guests—the perfect setting for weekend gatherings, celebrations and year-round enjoyment of the Key Biscayne lifestyle. Bright, inviting interiors feature a spacious open layout that seamlessly connects the living, dining and kitchen areas. The impressive chef's kitchen is equipped with premium Viking appliances, generous cooking island and abundant granite counter space. Marble flooring enhances the main living areas, while warm wood floors add character to the private bedroom spaces. The primary suite opens directly to the pool area and features a large walk-in closet and a luxurious bath with steam shower. The property is on a 10,000 SF lot with an ample circular driveway, covered garage for two vehicles and a large additional side parking.
Listing Details MLS# A12076783
General Property Information
- Property Sub Type
- Single Family Residence
- Bedrooms Total
- 4
- Bathrooms Total
- 4
- Bathrooms Full
- 4
- Building Area Main
- 3722
- Living Area Main
- 2761
- Adjusted Area Main
- 3241
- Year Built
- 1964
- Garage YN
- Yes
- Attached Garage YN
- Yes
- Garage Spaces
- 2
- Covered Spaces
- 2
- Lot Size Area
- 10000
- Lot Size Acres
- 0.23
- Lot Size Dimensions
- 10000
- Senior Community YN
- No
- Outdoor Living Spaces YN
- Yes
- Stories Total
- Yes
- Direction Faces
- Southwest
- Fireplace YN
- Yes
- Pool Private YN
- Yes
- Furnished
- Unfurnished
Property Features
Dining Area:
Formal Dining; L Shaped Dining; Snack Bar/Counter
Electric:
Circuit Breakers
Exterior Features:
Barbecue; Built-in Barbecue; Lighting
Flooring:
Ceramic Tile; Marble; Parquet
Parking Features:
Driveway; Garage Door Opener; Attached; Attached Garage; Garage
Appliances:
Dishwasher; Disposal; Dryer; Electric Range; Free-Standing Freezer; Gas Range; Ice Maker; Microwave; Oven; Refrigerator; Washer
Water Heater Details:
Gas Water Heater
Construction Materials:
Block
Cooling:
Central Air
Fencing:
Fenced
Heating:
Central; Electric
Interior Features:
Bar; Built-in Features; Closet Cabinetry; Kitchen Island; Walk-In Closet(s)
Levels:
One
Listing Terms:
Cash; Conventional
Other Equipment:
Fuel Tank(s)
Other Structures:
Outbuilding
Pets Allowed YN:
Yes
Pool Features:
Concrete; Equipment Included
Possession:
Close Of Escrow
Restrictions:
See Remarks
Road Surface Type:
Paved
Roof:
Shingle
Sewer:
Public Sewer
Special Information:
Sold As-Is
Tax Information:
City/County
Water Source:
Public
Window Features:
Blinds; Other
Showing Requirements:
Appointment Only
Outdoor Living Spaces:
Deck; Porch
Porch Details:
Porch - Open
Room Types:
Family Room
Contract Information
- Comp Sale YN
- No
- Original List Price
- 5950000
- Occupant Type
- Owner
Location and Legal
- Country
- United States
- County Or Parish
- Miami-Dade
- County Parish Name
- Miami-Dade
- Street Number
- 571
- Street Direction Prefix
- S
- Street Name
- Mashta
- Street Suffix
- Drive
- City Name
- Key Biscayne
- Municipal Code
- 24
- State Or Province
- FL
- Postal Code
- 33149
- Postal Code +4
- 1732
- Postal Zip
- 33149
- Subdivision Name
- MASHTA ISLAND A REPLAT OF
- Area
- 2520
- Elementary School
- Key Biscayne K-8
- Middle Or Junior School
- Ponce De Leon
- High School
- Coral Gables
- Parcel Number
- 2452050090370
- Subdivision Number
- 9
- Zoning
- 2001
- Flood Zone
- AE
Financial Information
- Membership Fee Required YN
- No
- Tax Annual Amount
- 55539
- Tax Year
- 2025
- Tax Legal Description
- 5-6 55 42 MASHTA ISLAND A REPLAT OF TRS A B & C PB 65-65 LOT 17 BLK 4 LOT SIZE 100.000 X 100 OR 16975-0825 1095 1 COC 24379-0228 03 2006 1
Status Change Information
- Major Change Timestamp
- 2026-08-29T15:14:41Z
- Major Change Type
- Price Change
- Price Change Timestamp
- 2026-08-29T15:14:41Z
- Status Change Date
- 2026-08-28
More Information
Entry Information
- Entry Level
- Yes
Ceiling Fan Details
- Number Of Ceiling Fans
- 5
Pool Size Details
- Pool Size (WxL)
- 20x40
Price Calculations
- Current Price To SqFt
- 2299.89
Section Details
- Parcel Number MLX
- 0370
Originating Details
- Originating System Key
- 559822626
- Originating System ID
- M00000151
Room Information
| Room Name |
|---|
| Family Room |
Listing Office:
HR 19 Realty LLC
Last Updated: August - 29 - 2026
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