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Single family home for sale at 571 S Mashta Dr, Key Biscayne, FL 33149 | MLS# A12076783 | Listing updated on 2026-10-31
Photo 1 of Single family home for sale at 571 S Mashta Dr, Key Biscayne, FL 33149 | MLS# A12076783 | Listing updated on 2026-10-31
Photo 2 of Single family home for sale at 571 S Mashta Dr, Key Biscayne, FL 33149 | MLS# A12076783 | Listing updated on 2026-10-31
Photo 3 of Single family home for sale at 571 S Mashta Dr, Key Biscayne, FL 33149 | MLS# A12076783 | Listing updated on 2026-10-31
Photo 4 of Single family home for sale at 571 S Mashta Dr, Key Biscayne, FL 33149 | MLS# A12076783 | Listing updated on 2026-10-31
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$6,350,000

Monthly Est:$31,606

  • Beds Icon4 Beds
  • Beds Icon
    3 Baths
  • Beds Icon2,761sqft

571 S Mashta Dr, Key Biscayne, FL 33149

$31,606/moEst:

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  • Single Family Residence

  • Built in 1964

  • $-- HOA

  • 10,018.8 sqft lot

  • $2,300/sq.ft

Description

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.

  • Houzeo last checked: 11 minutes ago
  • Listing updated: October 31, 2026 at 4:09 am
  • Listing Provided by: Adolfo I Yanes Luciani DRE #3272122 | HR 19 Realty LLC (786) 477-5091
  • Source: Beaches MLS-FL | MLS#: A12076783 Beaches MLS-FL

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    1

  • County

    Miami Dade County

  • City

    Key Biscayne

  • Neighborhood

    --

  • Year Built

    1964

  • HOA Fees

    -

  • Finished Area

    2,761 sqft

  • Lot Size

    10,018.8 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    Beaches MLS

  • MLS Number

    A12076783

  • MLS Status

    Active

  • Days on Market

    67

  • Cumulative Days on Market

    67

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 4

    Bathrooms: 3

Interior

  • Flooring

    Ceramic Tile, Marble, Parquet

  • Interior Features

    Breakfast Bar, Built In Features, Bedroom On Main Level, Closet Cabinetry, Dining Area, Separate Formal Dining Room, Kitchen Island, Main Level Primary, Sitting Area In Primary, Separate Shower, Bar, Walk In Closets

  • Window Features

    Blinds, Other

  • Heating

    Central, Electric

  • Sewer

    Public Sewer

  • Exterior Features

    Built In Barbecue, Barbecue, Lighting, Outdoor Living Area

  • Appliances

    Dryer, Dishwasher, Electric Range, Free Standing Freezer, Disposal, Gas Range, Gas Water Heater, Ice Maker, Microwave, Oven, Refrigerator, Washer

  • Cooling

    Central Air, Electric

Construction

  • Year Built

    Year Built: 1964

  • Home type

    Single Family Residence

  • Construction Materials

    Block

  • Roof

    Shingle

Utilities & Energy

  • Pool Features

    Concrete, Pool Equipment

  • Water Source

    Public

  • Parking Features

    Attached, Driveway, Garage, Garage Door Opener

  • Electric

    Circuit Breakers

Other Features

  • Subdivision Name

    Mashta Island A Replat Of

  • Patio And Porch Features

    Deck, Porch

Price History

DateEventPrice

08/29/2026

Source: #A12076783

Listed for Sale

$6,350,000

$2,300/sqft

08/29/2026

Source: #A12076783

Off Market

$6,350,000 +6.72%

$2,300/sqft

08/24/2026

Source: mls_logoBeaches MLS-FL #A12076783

Listed for Sale

$5,950,000 -6.30%

$2,155/sqft

08/24/2026

Source: mls_logoBeaches MLS-FL #A12076783

Price Increased

$6,350,000 +6.72%

$2,300/sqft

08/24/2026

Source: mls_logoBeaches MLS-FL #A12076783

Price Increased

$5,950,000 +99.00%

$2,155/sqft

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Nearby Homes

IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by BeachesMLS. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This data is not verified for authenticity or accuracy and may not reflect all real estate activity in the market. Based on information © 2026 BeachesMLS, Inc. All Rights Reserved.

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