MIAMI LUXHomes

31 Island Dr, Key Biscayne, FL 33149

$9,800,0006 Beds7 Baths5,826 Sq. Ft.$1,682 / sq. ft.

Key Biscayne, FL 33149 · CAPE FLORIDA SUB SEC 3

Status
Active
Type
Single Family Residence
Year Built
2004
Days on Market
536
Lot Size
19,236 sqft
MLS #
A11782945
County
Miami-Dade County

About 31 Island Dr, Key Biscayne, FL 33149

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.

How This Listing Compares in Key Biscayne

Per square foot, it is asking 74% above the Key Biscayne median for sales closed over the last twelve months — typical of premium views, newer construction or a top-tier building.

This homeKey Biscayne median (12 mo)
Price per sq. ft.$1,682$969
Days on market53661

Medians from closed MLS sales in Key Biscayne; a starting point, not an appraisal.

Home Features at 31 Island Dr, Key Biscayne, FL 33149

Bathrooms Full
6
Bathrooms Half
1
Interior Features
First Floor Entry, Closet Cabinetry, Other, Den/Library/Office
Appliances
Dishwasher, Disposal, Electric Water Heater, Gas Range, Microwave, Other Equipment/Appliances, Refrigerator
Flooring
Ceramic Floor, Marble, Tile, Wood
Heating
Other
Cooling
Ceiling Fan(s), Central Air, Gas, Other
Furnished
Furniture Negotiable
Architectural Style
Attached, Two Story, Modern/Contemporary
Garage Spaces
2
Attached Garage
Yes
Parking Features
Circular Driveway, Other
Pool Features
In Ground
Pool Private
No
Year Built Details
Resale
Direction Faces
Southwest

The Building at 31 Island Dr, Key Biscayne, FL 33149

Building Name
CAPE FLORIDA SUB SEC 3
Building Area Total
6762
Building Area Units
Square Feet
Association
No

Lot, Views & Construction at 31 Island Dr, Key Biscayne, FL 33149

Lot Features
1/4 To Less Than 1/2 Acre Lot
Lot Size Square Feet
19,236
Waterfront
No
View
Garden, Pool
Construction Materials
Concrete Block Construction
Roof
Other
Exterior Features
Built-In Grill, Open Balcony, Other
Sewer
Public Sewer
Water Source
Municipal Water
New Construction
No

Taxes & Public Record for 31 Island Dr, Key Biscayne, FL 33149

Parcel Number
24-52-05-024-0060
Tax Annual Amount
$59,203
Tax Year
2,024
Tax Legal Description
CAPE FLORIDA SUB SEC 3 PB 79-64 LOT 7 BLK 4 LOT SIZE 114.500 X 168 OR 19839-2820 08/2001 1 COC 22542-4691 08 2004 1
Zoning
2000
County Or Parish
Miami-Dade County

Assigned Schools for 31 Island Dr, Key Biscayne, FL 33149

Elementary School
Keybiscayne
High School
Mast Academy

School assignments are provided by the listing and should be independently verified.

Map & Neighborhood

31 Island Dr, Key Biscayne, FL 33149 · More homes in Key Biscayne

Courtesy of Gimeza A Real Estate Corp.

Comparable Listings in Key Biscayne

31 Island Dr, Key Biscayne, FL 33149 at a Glance

Offered for sale in Key Biscayne 33149, 31 Island Dr is a single family home with 6 bedrooms, 7 bathrooms, about 5,826 square feet of living space, dating to 2004. The asking price is $9,800,000, on the market since April 12, 2025, with Gimeza A Real Estate Corp. as the listing brokerage. Students here are assigned to Keybiscayne and Mast Academy. Ask Matthew Gromadzki for a private showing, the full disclosure package, or comparable sales before you make an offer.