
31 Island Dr, Key Biscayne, FL 33149
Key Biscayne, FL 33149 · CAPE FLORIDA SUB SEC 3
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 home | Key Biscayne median (12 mo) | |
|---|---|---|
| Price per sq. ft. | $1,682 | $969 |
| Days on market | 536 | 61 |
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
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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.