Key Biscayne Waterfront Homes for Sale

Canal, Intracoastal and oceanfront homes in Key Biscayne — with the dock, bridge and access details that actually decide the purchase.

Key Biscayne is an island village connected to Miami by the Rickenbacker Causeway — beaches, Crandon Park, Bill Baggs park and a village center that feels like a small town.

Harbor Drive and the Mashta area offer protected bayfront dockage; the island's west side faces Biscayne Bay with the Miami skyline behind it.

When you tour Key Biscayne waterfront homes, look past the photos: measure linear frontage at the seawall, confirm water depth at low tide, check bridge clearance between the dock and the inlet, and ask when the seawall was last capped. Two homes on the same canal can differ by seven figures on those four answers alone. Island inventory is limited and fiercely held — families buy for the schools, the safety and the beach club lifestyle. Condominiums along the ocean and bay offer the entry point.

I am Simon Gedz, a Realtor working South Florida since 1995. The listings below are live MLS data, not a stale feed — if you want the story behind any of them, including what similar homes actually closed for, ask me directly.

Current Key Biscayne listings

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Neighborhoods in Key Biscayne