524 Warren Lane, Key Biscayne, FL 33149

Key Biscayne, FL 33149
$3,730,000
3% from $3,850,000
Beds
5
Baths
4
Living Area
2,700 SF
Year Built
1950
$/SF
$1381
Type
SingleFamilyResidence
DOM
119
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About this property

5 bed · 4 bath · 2,700 sqft · Built 1950

Located in one of the most exclusive residential pockets of Key Biscayne, surrounded by multi-million-dollar estates, this beautifully designed 5-bedroom, 4 full bathroom home offers the perfect balance of privacy, functionality, and tropical lifestyle.The layout is thoughtfully distributed with a private primary suite on one side, a separate nanny/guest suite with its own bathroom, and a dedicated wing for the children’s bedrooms—ideal for both family living and entertaining.Just steps from top-rated schools and only 10 minutes from the beach, the property features a stunning outdoor space with a resort-style pool and a charming tiki bar, creating the ultimate South Florida oasis.A rare opportunity to own in a highly sought-after neighborhood where surrounding homes reach $10M+.

Property facts
Property type
SingleFamilyResidence
Condition
Resale
Year built
1950
Roof
Barrel
Subdivision
TROPICAL ISLE HOMES SUB 1
Waterfront
No
Waterfront features
BeachAccess,DeededAccess
Private pool
Yes
Public records
Parcel number
2442320040220
Annual tax
$22,265
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 8/9/2026. Represented by Eleven Realty Partners, LLC d/b/a XI Realty · Equal Housing Opportunity.

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