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Single family home for sale at 420 Island Dr, Key Biscayne, FL 33149 | MLS# A11812864 | Listing updated on 2026-10-30
Photo 1 of Single family home for sale at 420 Island Dr, Key Biscayne, FL 33149 | MLS# A11812864 | Listing updated on 2026-10-30
Photo 2 of Single family home for sale at 420 Island Dr, Key Biscayne, FL 33149 | MLS# A11812864 | Listing updated on 2026-10-30
Photo 3 of Single family home for sale at 420 Island Dr, Key Biscayne, FL 33149 | MLS# A11812864 | Listing updated on 2026-10-30
Photo 4 of Single family home for sale at 420 Island Dr, Key Biscayne, FL 33149 | MLS# A11812864 | Listing updated on 2026-10-30
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$12,485,000

Monthly Est:$62,142

  • Beds Icon6 Beds
  • Beds Icon
    8 Baths
  • Beds Icon6,405sqft

420 Island Dr, Key Biscayne, FL 33149

$62,142/moEst:

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  • Single Family Residence

  • Built in 2017

  • $-- HOA

  • 13,503.6 sqft lot

  • $1,949/sq.ft

Description

Spectacular and impeccably appointed modern residence situated on a 13,651 SF lot on prestigious Island Drive—one of Key Biscayne’s most elevated streets. Boasting a total of 8,011 SF, this 6-bedroom, 6 full bath + 2 half bath home is open, bright, and flooded with natural light throughout. Enjoy breathtaking water views and private access to the water in a setting that blends refined luxury with ultimate privacy. This residence showcases exquisitely curated, high-end designer finishes, a dramatic wine cellar, two expansive family rooms, and a closed 2-car garage. The outdoor living area is equally impressive, featuring a sleek summer kitchen and lush, professionally designed landscaping—ideal for elegant island living and entertaining. Per approved plans 6,405 SF under AC -8,682 SF Total

  • Houzeo last checked: 3 minutes ago
  • Listing updated: October 30, 2026 at 10:40 pm
  • Listing Provided by: Elena Chacon DRE #3268706 | BHHS EWM Realty (305) 361-5600
  • Source: Beaches MLS-FL | MLS#: A11812864 Beaches MLS-FL

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    2

  • County

    Miami Dade County

  • City

    Key Biscayne

  • Neighborhood

    --

  • Year Built

    2017

  • HOA Fees

    -

  • Finished Area

    6,405 sqft

  • Lot Size

    13,503.6 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    Beaches MLS

  • MLS Number

    A11812864

  • MLS Status

    Active

  • Days on Market

    518

  • Cumulative Days on Market

    518

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 6

    Bathrooms: 8

Interior

  • Heating

    Central

  • Appliances

    Electric Water Heater, Ice Maker, Microwave, Oven, Refrigerator, Washer

  • Interior Features

    Bidet, Built In Features, Bathtub, Dual Sinks, High Ceilings, Kitchen Island, Custom Mirrors, Main Level Primary, Pantry, Sitting Area In Primary, Split Bedrooms, Soaking Tub, Separate Shower, Vaulted Ceilings, Walk In Closets

  • Exterior Features

    Other

  • Cooling

    Central Air

  • Flooring

    Marble

  • Sewer

    Public Sewer

Construction

  • Year Built

    Year Built: 2017

  • Home type

    Single Family Residence

  • Property Condition

    Resale

  • Roof

    Aluminum, Other

  • Construction Materials

    Cbs Concrete Block Structure, Block

Utilities & Energy

  • Laundry Features

    Laundry Tub

  • Parking Features

    Covered, Garage, Golf Cart Garage, Garage Door Opener

  • Water Source

    Public

  • Pool Features

    In Ground

  • Association Amenities

    None, Boat Dock

Other Features

  • Subdivision Name

    Cape Florida Sub Sec 1

  • Lot Features

    Quarter To Half Acre Lot

Price History

DateEventPrice

06/12/2026

Source: #A11812864

Price Decreased

$12,485,000 -3.81%

$1,949/sqft

04/06/2026

Source: #A11812864

Price Increased

$12,980,000 +21533.33%

$2,027/sqft

12/04/2025

Source: #A11925253

Listed for Sale

$60,000

$9/sqft

12/04/2025

Source: #A11925253

Off Market

$60,000

$9/sqft

11/10/2025

Source: #A11812894

Listing Removed

$60,000 -99.57%

$9/sqft

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