FLORIDA LUXReal Estate

Key Biscayne Waterfront Condos for Sale

33 listings

Live MLS inventory in Key Biscayne, updated continuously.

799 Crandon Blvd # PH-8, Key Biscayne, FL 33149
$18,500,000
5 bd · 6 ba · 4,566 sqft
799 Crandon Blvd # PH-8, Key Biscayne, FL 33149
OCEAN CLUB
350 Ocean Dr # LPH2N, Key Biscayne, FL 33149
$17,900,000
5 bd · 6 ba · 4,764 sqft
350 Ocean Dr # LPH2N, Key Biscayne, FL 33149
OCEANA KEY BISCAYNE
350 Ocean Dr # 701N, Key Biscayne, FL 33149
$11,495,000
4 bd · 6 ba · 3,787 sqft
350 Ocean Dr # 701N, Key Biscayne, FL 33149
Oceana Key Biscayne
785 Crandon Blvd # 705/805, Key Biscayne, FL 33149
$5,450,000
4 bd · 5 ba · 4,200 sqft
785 Crandon Blvd # 705/805, Key Biscayne, FL 33149
The Ocean Club
350 Ocean Dr # 205N, Key Biscayne, FL 33149
$3,750,000
2 bd · 3 ba · 1,830 sqft
350 Ocean Dr # 205N, Key Biscayne, FL 33149
Oceana Key Biscayne
881 Ocean Dr # 10A, Key Biscayne, FL 33149
$3,750,000New
3 bd · 3 ba · 3,120 sqft
881 Ocean Dr # 10A, Key Biscayne, FL 33149
CASA DEL MAR CONDOMINIUM
600 Grapetree Dr # 11BN, Key Biscayne, FL 33149
$3,750,000
3 bd · 3 ba · 3,711 sqft
600 Grapetree Dr # 11BN, Key Biscayne, FL 33149
Mar Azul
360 Ocean Dr # 205S, Key Biscayne, FL 33149
$3,650,000
2 bd · 4 ba · 1,830 sqft
360 Ocean Dr # 205S, Key Biscayne, FL 33149
OCEANA KEY BISCAYNE CONDO
881 Ocean Dr # 20A, Key Biscayne, FL 33149
$3,600,000
3 bd · 3 ba · 3,120 sqft
881 Ocean Dr # 20A, Key Biscayne, FL 33149
CASA DEL MAR
791 Crandon Blvd # 603, Key Biscayne, FL 33149
$3,595,000
2 bd · 3 ba · 2,605 sqft
791 Crandon Blvd # 603, Key Biscayne, FL 33149
The Ocean Club
881 Ocean Dr # 7H, Key Biscayne, FL 33149
$3,595,000
3 bd · 3 ba · 3,120 sqft
881 Ocean Dr # 7H, Key Biscayne, FL 33149
Casa del Mar
430 Grand Bay Dr # 708, Key Biscayne, FL 33149
$3,490,000
3 bd · 3 ba · 2,840 sqft
430 Grand Bay Dr # 708, Key Biscayne, FL 33149
GRAND BAY
600 Grapetree Dr # 11DN, Key Biscayne, FL 33149
$2,850,000
3 bd · 2 ba · 1,889 sqft
600 Grapetree Dr # 11DN, Key Biscayne, FL 33149
MAR-AZUL CONDO
737 Crandon Blvd # 402, Key Biscayne, FL 33149
$2,800,000
3 bd · 3 ba · 2,470 sqft
737 Crandon Blvd # 402, Key Biscayne, FL 33149
Lake Villa Two
201 Crandon Blvd # 643, Key Biscayne, FL 33149
$2,800,000New
2 bd · 2 ba · 1,950 sqft
201 Crandon Blvd # 643, Key Biscayne, FL 33149
KEY COLONY
765 Crandon Blvd # 603, Key Biscayne, FL 33149
$2,799,000
3 bd · 3 ba · 2,632 sqft
765 Crandon Blvd # 603, Key Biscayne, FL 33149
Ocean Club
445 Grand Bay Dr # 418, Key Biscayne, FL 33149
$2,520,000
2 bd · 3 ba · 1,760 sqft
445 Grand Bay Dr # 418, Key Biscayne, FL 33149
Grand Bay Residences
881 Ocean Dr # 16F, Key Biscayne, FL 33149
$2,400,000New
2 bd · 2 ba · 1,875 sqft
881 Ocean Dr # 16F, Key Biscayne, FL 33149
CASA DEL MAR
600 Grapetree Dr # 6BS, Key Biscayne, FL 33149
$2,300,000New
3 bd · 3 ba · 2,523 sqft
600 Grapetree Dr # 6BS, Key Biscayne, FL 33149
MAR AZUL CONDO
737 Crandon Blvd # PH-1, Key Biscayne, FL 33149
$2,250,000New
2 bd · 3 ba · 2,060 sqft
737 Crandon Blvd # PH-1, Key Biscayne, FL 33149
LAKE VILLA TWO CONDO
181 Crandon Blvd # 301, Key Biscayne, FL 33149
$1,980,000New
3 bd · 3 ba · 1,820 sqft
181 Crandon Blvd # 301, Key Biscayne, FL 33149
Key Colony 4
251 Crandon Blvd # 227, Key Biscayne, FL 33149
$1,900,000
3 bd · 2 ba · 1,546 sqft
251 Crandon Blvd # 227, Key Biscayne, FL 33149
KEY COLONY
201 Crandon Blvd # 530, Key Biscayne, FL 33149
$1,599,900
2 bd · 2 ba · 1,531 sqft
201 Crandon Blvd # 530, Key Biscayne, FL 33149
KEY COLONY NO 1
1111 Crandon Blvd # B705, Key Biscayne, FL 33149
$1,525,000
2 bd · 2 ba · 1,409 sqft
1111 Crandon Blvd # B705, Key Biscayne, FL 33149
Tower of Key Biscayne

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

227
Homes sold, last 12 months
$1.6M
Median sale price
60 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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