Detached houses for sale in Key Biscayne

918 available properties
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Detached House
Detached House for sale in Key Biscayne, Miami-Dade County
USD 16,500,000
Key Biscayne, Miami-Dade County

7 Bedrooms

6,997 sq.ft

GardenEquipped kitchenSwimming pool

Oct 14, 2026

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Detached House
Detached House for sale in Key Biscayne, Miami-Dade County
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Key Biscayne, Miami-Dade County

7 Bedrooms

11,517 sq.ft

GardenGymSwimming poolLift

Oct 13, 2026

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New
Property for sale in Key Biscayne, Miami-Dade County
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Key Biscayne, Miami-Dade County

1 day + 5 hours ago

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New
Foreclosure
House
House for sale in Key Biscayne, Miami-Dade County
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Key Biscayne, Miami-Dade County

3 Bedrooms

1 Bathroom

2,403 sq.ft

1 day + 5 hours ago

46 pictures Arrow icon pointing to the right
Apartment
Apartment for sale in Key Biscayne, Miami-Dade County
USD 12,990,000
Key Biscayne, Miami-Dade County
TerraceEquipped kitchenAir conditioningSwimming pool

3 days + 5 hours ago

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Updated
Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
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Key Biscayne, Miami-Dade County

1 Bedroom

2 Bathrooms

895 sq.ft

1 day + 5 hours ago

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House
House for sale in Key Biscayne, Miami-Dade County
USD 3,730,000
Key Biscayne, Miami-Dade County

5 Bedrooms

2,700 sq.ft

GardenTerraceSwimming pool

1 week + 4 days ago

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House
House for sale in Key Biscayne, Miami-Dade County
USD 9,950,000
Key Biscayne, Miami-Dade County

4,341 sq.ft

Office roomTerraceSaunaEquipped kitchenSwimming pool

1 week + 5 days ago

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Updated
Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
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Key Biscayne, Miami-Dade County

3 Bedrooms

4 Bathrooms

2,840 sq.ft

1 day + 5 hours ago

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Apartment
Apartment for sale in Key Biscayne, Miami-Dade County
USD 11,495,000
Key Biscayne, Miami-Dade County
Equipped kitchenSwimming pool

Sep 26, 2026

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Updated
Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
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Key Biscayne, Miami-Dade County

3 Bedrooms

4 Bathrooms

1 day + 5 hours ago

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House
House for sale in Key Biscayne, Miami-Dade County
USD 7,390,000
Key Biscayne, Miami-Dade County

4,043 sq.ft

GardenTerraceEquipped kitchenSwimming pool

Oct 15, 2026

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Updated
Property for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

1 day + 5 hours ago

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Apartment
Apartment for sale in Key Biscayne, Miami-Dade County
USD 580,000
Key Biscayne, Miami-Dade County
TerraceBalconyEquipped kitchenSwimming poolParking

Oct 12, 2026

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Apartment
Apartment for sale in Key Biscayne, Miami-Dade County
USD 724,000
Key Biscayne, Miami-Dade County
TerraceSaunaGymEquipped kitchenSwimming pool

Oct 11, 2026

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House
House for sale in Key Biscayne, Miami-Dade County
USD 19,800,000
Key Biscayne, Miami-Dade County
GardenTerraceEquipped kitchenSwimming poolLift

Sep 30, 2026

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Apartment
Apartment for sale in Key Biscayne, Miami-Dade County
USD 2,650,000
Key Biscayne, Miami-Dade County

2,001 sq.ft

Swimming pool

Sep 29, 2026

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Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

1 day + 5 hours ago

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Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

1,875 sq.ft

1 day + 5 hours ago

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Updated
Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

1 day + 5 hours ago

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Updated
Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

1 day + 5 hours ago

37 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 14,490,000
Key Biscayne, Miami-Dade County
Office roomTerraceEquipped kitchenSwimming pool

Oct 15, 2026

21 pictures Arrow icon pointing to the right
Apartment
Apartment for sale in Key Biscayne, Miami-Dade County
USD 3,750,000
Key Biscayne, Miami-Dade County
TerraceEquipped kitchenSwimming pool

Oct 14, 2026

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Apartment
Apartment for sale in Key Biscayne, Miami-Dade County
USD 3,599,000
Key Biscayne, Miami-Dade County

3,711 sq.ft

Equipped kitchenSwimming pool

Oct 03, 2026

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Updated
Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

3 Bedrooms

2 Bathrooms

1 day + 5 hours ago

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Updated
Foreclosure
House
House for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

5 Bedrooms

3 Bathrooms

1,836 sq.ft

1 day + 5 hours ago

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Updated
Property for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

1 day + 5 hours ago

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Updated
Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

3 Bedrooms

2 Bathrooms

1,734 sq.ft

1 day + 5 hours ago

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Updated
Property for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

1 day + 5 hours ago

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Updated
Foreclosure
Condo
Condo for sale in Key Biscayne, Miami-Dade County
Request Details
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

1 day + 5 hours ago

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Detached houses key biscayne
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Property value in Key Biscayne
Average price per sq.feet
USD 20,970/sq.feet
2.0 %
Price evolution on September 2026
3.1 %
Price evolution on October 2025
Average property value
USD 7,390,000

Property value in Key Biscayne by number of bedrooms

USD 16,500,000 USD 2,358/sq.feet
Average price of 4 bedrooms
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Detached houses key biscayne
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