524 Warren Ln, Key Biscayne, FL 33149

$3,730,000 · 5 beds, 4 baths, 2,700 square feet · Active

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+.

Listing courtesy of Serhant, the listing brokerage, 646-480-7665. MLS number A11999112.

Listing data courtesy of MIAMI REALTORS® MLS. Updated Oct 20, 2026 3:50 AM ET. MLS disclaimers

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