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420 Island Dr, Key Biscayne, FL 33149

CAPE FLORIDA SUB SEC 1 · Miami-Dade County

Key Facts

6Beds
8Baths
8,682Sq Ft
2017Year Built
2Stories

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

Property Information

Property Type

Residential

Sub-Type

Single Family Residence

Style

Detached / TwoStory

Year Built

2017

Stories

2

Living Area

8,682 sq ft

Lot Size

13,651 sq ft

Days on Market

417

MLS® Listing#

A11812864

Property Features

Interior

BidetBuilt-in FeaturesHigh CeilingsKitchen IslandPantryVaulted Ceiling(s)Walk-In Closet(s)Master Downstairs

Exterior

Other

Appliances

Electric Water HeaterIce MakerMicrowaveRefrigeratorSelf Cleaning OvenWasherOven

Cooling

Central Air

Heating

Central

Flooring

Marble

Pool

FencedIn GroundOtherPrivate

Parking

CoveredGolf Cart GarageGarage Door Opener

Lot Features

Waterfront

Construction

Block

Roof

AluminumOther

Sewer

Public Sewer

Water Source

Public

Financial Details

Annual Taxes

$88,746

Tax year 2024

Parcel Number

24-52-05-010-0590

Affordability Calculator

$2,497,000

Estimated monthly payment

$66,450/mo

Principal $9,988,000 · Est. interest $13,934,149 over 30 yrs

Neighborhood Market Statistics

How this home compares to active listings in Key Biscayne, FL

$943,434
Median Listing Price
122
Median Days on Market
1,550
Median Sq Ft
$700
Median Price / Sq Ft
814
Active Listings
  • This home’s price is 1223% above the area median.
  • Its price per sq ft is 105% above the area median.

Market statistics compiled from active EXIT Realty® and MLS listings in Key Biscayne, FL.

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EXIT Agents in Key Biscayne

Listing Courtesy: BHHS EWM Realty - elena.chacon25@gmail.com

Information deemed reliable but not guaranteed. Information is provided, in part, by Greater Miami MLS. This information being provided is for consumer's personal, non-commercial use and may not be used for any other purpose other than to identify prospective properties consumers may be interested in purchasing.
This information being provided is for consumer's personal, non-commercial use and may not be used for any other purpose other than to identify prospective properties consumers may be interested in purchasing.

The data relating to real estate for sale on this web site comes in part from the Internet Data Exchange (IDX) program of one or more Multiple Listing Services (MLS). Listing information is deemed reliable but is not guaranteed accurate. Copyright © EXIT Realty® and respective MLS providers.

Data provided by MiamiAssociationOfRealtors. MLS® Listing#A11812864. © 2026EXIT Realty®. All rights reserved.