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    631 N Mashta Drive, Key Biscayne FL 33149

    Single Family ResidenceActive Listed Date 7-29-2026

    $18,500,000.00

    $8203.99/sq ft

    Property Description

    BRING ALL OFFERS! Exceptional waterfront opportunity in prestigious Key Biscayne. Set on a 15,000 sq. ft. lot with 100 feet of water frontage, this residence offers open-water views, direct Biscayne B...

    Property Details

    MLS#:

    B26058354

    Price:

    $18,500,000

    Type:

    Single Family

    Living Area:

    2,255 Sq Ft

    Bedrooms:

    4

    Bathrooms:

    4

    Property Status:

    Active

    Car Garage:

    N/A

    Year Built:

    1958

    Lot Size:

    15,000 Sq Ft

    Tax Annual:

    $112,485

    Property Location

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    Interior

    Bedrooms
    Bedrooms: 4
    Bathrooms
    Bathrooms Total: 4.50
    Bathrooms Full: 4
    Bathrooms Half: 1
    Appliances
    • Electric Water Heater
    • Dishwasher
    • Dryer
    • Free-Standing Freezer
    • Microwave
    • Refrigerator
    • Self Cleaning Oven
    • Wall Oven
    • Washer
    Flooring
    • Concrete
    • Tile
    Interior Features
    • Entrance Foyer
    • Walk-In Closet(s)
    Window Features: Complete Impact Glass
    Heating:
    • Central
    • Electric
    Cooling: Central Air

    Exterior

    Parking Features
    Garage: No
    • 2 Or More Spaces
    • Circular Driveway
    • Driveway
    Pool
    Private Pool: Yes
    • Equipment Stays
    View
    • Bay
    • Intracoastal View
    • Pool
    • Water
    • Bay View

    Community / HOA Info

    Association: No
    Association Amenities
    • Boat Dock
    • Private Pool
    Senior Community / Over 55: No
    Pets Allowed:

    Additional Property Info

    Tax (Annual): $112,485
    Tax Year: 2025
    Lot Size: 15,000 Sqf
    Parcel Number: 24-52-05-008-0070
    Year Built: 1958
    Water Front: Yes
    Water Front Features: Not Available
    Subdivision: MASHTA ISLAND

    School Information

    Elementary School: Keybiscayne
    High School: Coral Gables

    Building Structure

    Construction Materials
    • Concrete Block Construction
    • Brick
    Structure Type: House
    Roof
    • Comp Shingle Roof
    • Shingle
    Stories: 1

    Mortgage Calculator

    Listing Details

    Listing Source: BeachesMLS
    Data Status: MLS Data Checked Every 15 Minutes
    Listing Office: Coldwell Banker
    Listing Office #: 561-395-2233

    Equal Housing Opportunity. The multiple listing information is provided by the Miami Association of REALTORS®, from a copyrighted compilation of listings.

    Inquire About Property
    agent
    Realsperity
    954-644-1052
    Contact Form
    Brokerage Information

    7401 Wiles Rd, Suite# 236

    Coral Springs, FL 33067

    954-644-1052

    realsperity@gmail.com

    Edwin Roman Lic. Re Broker

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    We are committed to the principles of Fair Housing and Equal Opportunity. All real estate services are provided without regard to race, color, religion, sex, handicap, familial status, national origin, gender identity, or sexual orientation.

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