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31 Island Dr, Key Biscayne FL 33149

House For Sale
$9,800,000

BTC: 152.52918288

ETH: 5,150.73792205

-$1M (2026/04/29)
476 days
6 bds
6 ba
5,826 sqft

Overview

Exceptional Estate in Key Biscayne. Discover an extraordinary opportunity to own a stunning modern residence on over 19,000 sq ft lot—an exceptional find in the heart of Key Biscayne. This expansive property offers a generous backyard, perfect for outdoor living, entertaining, or creating a private oasis where kids can play freely. The home features 6 bedrooms, 6.5 bathrooms, a dedicated office, and high ceilings that enhance the bright, open ambiance. Designed with a sleek, modern aesthetic, the interior boasts luxurious finishes and thoughtful amenities, including a wine cellar, pool, and a 2-car garage. Located on a quiet street, this residence blends privacy with convenience. Experience the best of island living with unparalleled space and style.

Location

Details

Type:
Residential
Parking:
Circular Driveway / Other
Year Built:
2004
Lot:
19236 Square Feet
Heating:
Other
Price/sqft:
$1,682
Cooling:
Ceiling Fan(s) / Central Air / Gas / Other
HOA:
No Data

Valuation

Our model vs. what's actually selling nearby.
Estimate
$6,850,000
$2.8M – $22.0M
Confidence Low
List vs. estimate
$3.0M above estimate
List $9,800,000 · +43.1%
Our model says this listing is priced above recent comparable activity. Room to negotiate.
Price per sq ft
$1,682
-12.7% vs. city median $1,925
Based on
10 MLS comparables
+ 30 public-records sales within 0.5 mi
Median actual sale: $1.9M
Median of recent comparable listings. Sold comps use closing price, active listings use list price.

Highlights

Annual tax
$59,203
2024
Pool
In Ground
View
Garden, Pool
Garage
2 car garage
Furnished
Furniture Negotiable
All facts and features
  • Flooring

    • Ceramic Floor

    • Marble

    • Tile

    • Wood

    Heating

    • Other

    Cooling

    • Ceiling Fan(s)

    • Central Air

    • Gas

    • Other

    Appliances

    • Dishwasher

    • Disposal

    • Electric Water Heater

    • Microwave

    • Other Equipment/Appliances

    • Gas Range

    • Refrigerator

    Other interior features

    • First Floor Entry

    • Closet Cabinetry

    • Other

    • Den/Library/Office

    Bedrooms and bathrooms

    • Bedrooms: 6

    • Bathrooms: 1

    • Full bathrooms: 6

  • Parking

    • Circular Driveway

    • Other

    Property

    • Exterior Features: Built-In Grill / Open Balcony / Other

    Lot

    • Lot: 19236 Square Feet

    Other Property Information

    • Parcel Number: 24-52-05-024-0060

    • Zoning: 2000

  • Type and style

    • Property Type: Residential

    • Property Sub Type: Single Family Residence

  • Other financial information

    • Annual tax amount: $59,203

  • Source details

    • MLS ID: A11782945

    Other facts

    • Construction Materials: Concrete Block Construction

    • Laundry Features: Washer/Dryer Hook-Up

    • Lot Features: 1/4 To Less Than 1/2 Acre Lot

    • Patio And Porch Features: Open Balcony

    • Pool Features: In Ground

    • Direction Faces: Southwest

    • Architectural Style: Attached / Two Story / Modern/Contemporary

    • Garage Spaces: 2

    • Attached Garage: Yes

    • Garage: Yes

    • Living Area: 5826

    • Water Source: Municipal Water

    • Subdivision Name: CAPE FLORIDA SUB SEC 3

Private inquiry
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The multiple listing information is provided by the Miami Association of REALTORS® from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2026-present Miami Association of REALTORS®. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: Gimeza A Real Estate Corp.