Casa Del Mar
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Key Biscayne, Miami-Dade County, Florida
Barrier-Island Village Between the Ocean and Bay
As of October 20, 2026, Key Biscayne has 90 condos for sale and 145 for rent. Over the last 12 months condos closed at a median of $887 per sq ft after 56 days on market.
Key Biscayne, FL, 33149
$970,000
2 bed · 2 bath · 1,470 sqft
Key Biscayne, FL, 33149
$17,900,000
5 bed · 6 bath · 4,764 sqft
Key Biscayne, FL, 33149
$515,000
1 bed · 1 bath · 679 sqft
Key Biscayne, FL, 33149
$3,500,000
2 bed · 3 bath · 1,830 sqft
Key Biscayne, FL, 33149
$852,000
1 bed · 2 bath · 840 sqft
Key Biscayne, FL, 33149
$3,500,000
3 bed · 3 bath · 3,120 sqft
Key Biscayne, FL, 33149
$2,400,000
2 bed · 2 bath · 1,875 sqft
Key Biscayne, FL, 33149
$4,450,000
3 bed · 3 bath · 1,930 sqft
Key Biscayne, FL, 33149
$2,650,000
3 bed · 3 bath · 2,001 sqft
Key Biscayne, FL, 33149
$1,150,000
3 bed · 2 bath · 1,435 sqft
Key Biscayne, FL, 33149
$1,249,000
2 bed · 2 bath · 1,260 sqft
Key Biscayne, FL, 33149
$2,280,000
3 bed · 3 bath · 2,330 sqft
Key Biscayne, FL, 33149
$1,410,000
2 bed · 2 bath · 1,260 sqft
Key Biscayne, FL, 33149
$1,170,160
2 bed · 2 bath · 1,260 sqft
Key Biscayne, FL, 33149
$1,950,000
2 bed · 2 bath · 1,700 sqft
Key Biscayne, FL, 33149
$3,549,000
3 bed · 3 bath · 2,510 sqft
Key Biscayne, FL, 33149
$1,350,000
2 bed · 2 bath · 1,409 sqft
Key Biscayne, FL, 33149
$3,799,000
2 bed · 4 bath · 1,727 sqft
Key Biscayne, FL, 33149
$3,340,000
3 bed · 3 bath · 2,510 sqft
Key Biscayne, FL, 33149
$1,790,000
3 bed · 3 bath · 1,550 sqft
Key Biscayne, FL, 33149
$835,000
2 bed · 2 bath · 1,335 sqft
Key Biscayne, FL, 33149
$875,000
1 bed · 2 bath · 1,089 sqft
Key Biscayne, FL, 33149
$2,800,000
2 bed · 2 bath · 1,950 sqft
Key Biscayne, FL, 33149
$775,000
2 bed · 2 bath · 1,090 sqft
Updated October 22, 2026.
MLS availability
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Key Biscayne is an incorporated village in Miami-Dade County occupying about 1.25 square miles at the center of a barrier island between the Atlantic Ocean and Biscayne Bay. The village was incorporated in 1991 and connects to mainland Miami by causeway and bridges. Village information identifies a mix of single-family and multifamily homes; individual building pages and current MLS records provide the most useful detail for a particular residence.
Crandon Park
Miami-Dade County park north of the village
Bill Baggs Cape Florida State Park
State park south of the village
Biscayne Bay
Bay shoreline on the island's western side
Casa Del Mar
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Club Tower One
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Club Tower Three
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Club Tower Two
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Commodore Club East
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Commodore Club South
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Commodore Club West
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Grand Bay Residences
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Mar Azul
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Ocean Tower One
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Ocean Tower Two
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Oceana Key Biscayne
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Towers Of Key Biscayne
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Review each building's current MLS availability, association materials, and lease rules before making a decision.

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Active listings: 90 for sale and 145 for rent. Closed sales: 179 in the last 12 months and 154 in the 12 months before.
Source: MLS closed sales, October 20, 2025 to October 19, 2026. Updated October 20, 2026. Sample: 179 closed sales. Full Miami condo market data