Key Biscayne Waterfront Condos for Sale

49 listings
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Matthew Gromadzki, Real Estate Broker
Matthew Gromadzki
Real Estate Broker
(786) 370-8570
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Live MLS inventory in Key Biscayne, updated continuously. Florida Lux Real Estate currently tracks 49 active listings here. MLS inventory updated October 25, 2026.

Waterfront Condos for Sale in Key Biscayne: What to Know Before You Search

Beyond the Rickenbacker tollgate, tucked between two state parks, Key Biscayne functions as Miami's island village — a K-8 school and streets where children pedal to the beach. Ordinance limits the condo count and no new building has opened since 2014, which means the scarcity driving prices here is entirely real.

Waterfront is the reason a large share of Key Biscayne condo buyers are shopping at all — a direct water view, or a boat slip below, resets what a unit is worth floor by floor. Known for a family island village between two state parks, fifteen minutes from Brickell, Key Biscayne prices its waterfront towers on exposure as much as size: bay versus ocean, wide-open versus channel, the direction the balcony faces. This page narrows Key Biscayne condos to waterfront buildings, where diligence adds seawall, flood zone and the association's storm history to the usual reserve and leasing checks.

Key Biscayne Market Snapshot

223
Homes sold, last 12 months
$1.6M
Median sale price
61 days
Median time on market

Frequently Asked Questions

Does a waterfront condo cost more to insure in Key Biscayne?

Usually — the master policy carries the building's wind and flood exposure and every owner funds it through dues, so a waterfront tower's monthly figure typically sits above a comparable inland one. We pull the association's budget and reserve study before you offer so the true carrying cost is on the table early.

What's the difference between bayfront and oceanfront in Key Biscayne?

Both are "waterfront," but they behave differently — oceanfront trades on the open view and beach access, bayfront on sunsets, boating and often a calmer harbor for a slip. Tell us which matters and we'll filter to the buildings that actually deliver it rather than the ones that only market it.

How do I arrange a showing in Key Biscayne?

Each listing on this page carries an inquiry form that goes straight to our brokerage — or reach us at +1 786-370-8570. We schedule private tours to fit your calendar and run live video walkthroughs for buyers relocating from out of state, with no obligation attached.

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