31 Island Drive, Key Biscayne, FL 33149

Key Biscayne, FL 33149
$9,800,000
11% from $11,000,000
Beds
6
Baths
7
Living Area
5,826 SF
Year Built
2004
$/SF
$1682
Type
SingleFamilyResidence
DOM
457
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About this property

6 bed · 7 bath · 5,826 sqft · Built 2004

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.

Property facts
Property type
SingleFamilyResidence
Condition
Resale
Year built
2004
Stories
2
Roof
Other
Subdivision
CAPE FLORIDA SUB SEC 3
Waterfront
No
Private pool
Yes
Public records
Parcel number
2452050240060
Annual tax
$59,203
County just value
$3,813,157
The neighborhood

Key Biscayne is a barrier-island enclave — restricted access, oceanfront SFH, and an inventory measured in tens, not hundreds. Premiums reflect the geography.

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Listing data sourced from BeachesMLS / Trestle. All information herein is deemed reliable but is not guaranteed and should be independently verified. Information last updated 7/13/2026. Represented by Eleven Realty Partners, LLC d/b/a XI Realty · Equal Housing Opportunity.

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