FLORIDA LUXReal Estate

Key Biscayne Condos for Sale

97 listings

Live MLS inventory in Key Biscayne, updated continuously.

445 Grand Bay Drive # PH-1A, Key Biscayne, FL 33149
$18,900,000
5 bd · 6 ba · 8,435 sqft
445 Grand Bay Drive # PH-1A, Key Biscayne, FL 33149
GRAND BAY
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
350 E Ocean Dr # 301N, Key Biscayne, FL 33149
$8,950,000
4 bd · 7 ba · 3,798 sqft
350 E Ocean Dr # 301N, Key Biscayne, FL 33149
Oceana Key Biscayne
430 Grand Bay Dr # 801, Key Biscayne, FL 33149
$6,900,000
2 bd · 4 ba · 3,950 sqft
430 Grand Bay Dr # 801, Key Biscayne, FL 33149
Grand Bay
785 Crandon Blvd # 205/305, Key Biscayne, FL 33149
$6,900,000New
4 bd · 5 ba · 4,200 sqft
785 Crandon Blvd # 205/305, Key Biscayne, FL 33149
Ocean Club
430 Grand Bay Drive # 1103, Key Biscayne, FL 33149
$6,850,000
3 bd · 4 ba · 3,630 sqft
430 Grand Bay Drive # 1103, Key Biscayne, FL 33149
GRAND BAY TOWER
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
791 Crandon Blvd # PH04, Key Biscayne, FL 33149
$5,100,000
3 bd · 3 ba · 2,510 sqft
791 Crandon Blvd # PH04, Key Biscayne, FL 33149
OCEAN TOWER TWO CONDO
199 Ocean Lane Dr # 401, Key Biscayne, FL 33149
$4,500,000
4 bd · 4 ba · 2,825 sqft
199 Ocean Lane Dr # 401, Key Biscayne, FL 33149
COMMODORE CLUB SOUTH
201 Crandon Blvd # 175, Key Biscayne, FL 33149
$4,450,000New
3 bd · 3 ba · 2,604 sqft
201 Crandon Blvd # 175, Key Biscayne, FL 33149
KEY COLONY NO 1
Listing
$3,975,000New
5 bd · 5 ba · 3,186 sqft
Ocean Club
350 Ocean Dr # 405N, Key Biscayne, FL 33149
$3,799,000New
2 bd · 4 ba · 1,727 sqft
350 Ocean Dr # 405N, Key Biscayne, FL 33149
Oceana Key Biscayne
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
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
799 Crandon Blvd # 605, Key Biscayne, FL 33149
$3,750,000
3 bd · 4 ba · 2,510 sqft
799 Crandon Blvd # 605, Key Biscayne, FL 33149
The Ocean Club
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
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
791 Crandon Blvd # 404, Key Biscayne, FL 33149
$3,549,000
3 bd · 3 ba · 2,510 sqft
791 Crandon Blvd # 404, Key Biscayne, FL 33149
THE OCEAN CLUB
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

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.

For most buyers, a condo is the practical way to own in Key Biscayne — lock-and-leave living where the association carries the roof, grounds and the insurance above your ceiling. Key Biscayne is known for a family island village between two state parks, fifteen minutes from Brickell, and its condo market rewards building-level homework above all: two towers on the same street can diverge completely on dues, reserves, leasing rules and how their boards handled Florida's inspection reforms. We vet the building as closely as the unit.

Key Biscayne Market Snapshot

227
Homes sold, last 12 months
$1.6M
Median sale price
60 days
Median time on market

Frequently Asked Questions

What do condo association dues pay for in Key Biscayne?

Generally the master insurance policy, staffing, amenities, water and reserve funding — which is why you can't compare a condo fee to a house until you add the house's own insurance, upkeep and services on top. Higher-service buildings cost more and deliver more; each listing here shows the exact monthly figure.

How does condo recertification affect Key Biscayne buildings?

Florida now mandates milestone structural inspections and fully funded reserves for older condominiums, and it has been the central diligence question since 2021. Buildings that have completed their inspections and funded reserves are the safer buys — we check each one's standing before you commit.

Can I get a mortgage on any condo in Key Biscayne?

Not automatically — lenders underwrite the building as well as the borrower, weighing owner-occupancy, reserves, litigation and how much of the tower one owner controls. A "non-warrantable" building needs specialized financing at different terms. We flag a building's lending status before you fall for the unit, not during escrow.

What should I check before buying a condo in Key Biscayne?

In order: the reserves and operating budget, the milestone-inspection standing, any pending or rumored special assessment, the leasing rules, and the master insurance. Those five decide whether a great-looking unit sits in a sound building. We pull the documents and read them with you inside the inspection window.

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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