Skip to main content
$22,470,000

481 S Mashta Drive, Key Biscayne FL 33149

5  beds
6.5  baths
5,940  sqft
Single Family Residence
Built in 1989
17,012 Square Feet lot
$3,783/sqft
209 days on market

About this property

Discover perfection on coveted Mashta Island...this fully remodeled waterfront estate offers seamless, direct ocean access and mesmerizing views of Smugglers Cove and Biscayne Bay. Designed for ultimate indoor-outdoor living, this 3-level modern and elegant masterpiece features 8,544 SF total of actual area which includes garage and terraces and sits on a 17,012 SF lot with sun-filled contemporary spaces, top finishes, natural light throughout and exceptional craftsmanship. Featuring 5 bedrooms + office which can easily be converted to a 6th bedroom, 6.5 baths, elevator, garage, gym + extra parking, private dock ideal for boaters, summer kitchen, resort-style pool, and a spectacular covered entertainment level... this home is your own private waterfront resort in paradise.

Interior Details

Bedrooms & bathrooms

  • Bedrooms: 5
  • Bathrooms: 6.5
  • Full bathrooms: 6

Heating & cooling

  • Heating: Electric
  • Cooling: Electric
  • Laundry: In Garage

Features

  • Flooring: Ceramic Floor, Wood
  • Window Features: Blinds

Extras

  • Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Ice Maker, Microwave, Electric Range, Refrigerator, Wall Oven, Washer

Property Details

Parking

  • Garage spaces: 2
  • Parking features: Covered, Driveway, Paver Block

Features

  • Exterior features: Built-In Grill, Open Balcony
  • Has water view: Yes
  • Waterfront features: Ocean Access, Canal Front, Canal Width 1-80 Feet

Public Info

  • Lot Size: 17,012 Square Feet
  • Interior Livable Area: 5,940 sqft
  • Year Built: 1989
  • APN: 24-52-05-017-0110
  • County: Miami-Dade County

Tax Information

  • Annual Tax Amount: $84,924
  • Tax Year: 2024

HOA Details

  • Has HOA: Yes

Price History

11/3/2025 Listed for Sale
Source: Miami REALTORS®
$22,470,000
$3,782/sqft

Estimated Monthly Payment

Customize assumptions below to estimate your monthly cost.

Est.
$131,159
Principal & Interest $116,592
Property Taxes $7,077
Home Insurance $7,490
HOA Fees $0

Walk Score

Walk Score
16
Walk Score®
Car-Dependent
Transit Score
0
Transit Score®
Full Walk Score
Bike Score
36
Bike Score®
Somewhat Bikeable
Kevin McCarthy
Kevin McCarthy
Broker & Executive Director of Luxury Sales






    By proceeding, you consent to receive calls and texts at the number you provided, including marketing by autodialer and prerecorded and artificial voice, and email, from miamiforward.com and about your inquiry and other home-related matters, but not as a condition of any purchase.






      By proceeding, you consent to receive calls and texts at the number you provided, including marketing by autodialer and prerecorded and artificial voice, and email, from miamiforward.com and about your inquiry and other home-related matters, but not as a condition of any purchase.