545 WARREN LN, Key Biscayne, FL 33149 is a rental building in Key Biscayne, Miami. See every violation, 311 complaint, tenant review, and the LucidIQ score — before you sign a lease.
Portfolio-level grade reflects the landlord's buildings across the city, weighted by unit count. Individual building grades may differ.
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Monthly counts over the last 7 years · all data sources
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Asking rent per bedroom type — switch tabs to see each with effective (concession-net) rent.
Key Biscayne is an island paradise minutes from downtown via the Rickenbacker Causeway — Bill Baggs State Park, Crandon Park beach, and a village atmosphere where kids bike to school. It is exclusive, safe, and stunning.
KEY BISCAYNE · March 2026
Best & worst months to sign a lease
Potential savings: ~10% by timing your move to August.