Duplexes for sale in Key Biscayne

1,886 available properties
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3 pictures Arrow icon pointing to the right
Detached House
Detached House for sale in Key Biscayne, Miami-Dade County
USD 19,450,000
Key Biscayne, Miami-Dade County

7 Bathrooms

603 sq.ft

GardenParking

4 days + 21 hours ago

14 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 750,000
Key Biscayne, Miami-Dade County

2 Bathrooms

110 sq.ft

BalconyEquipped kitchenAir conditioningParking

2 weeks + 1 day ago

46 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 1,690,000
Key Biscayne, Miami-Dade County

2 Bathrooms

135 sq.ft

GardenEquipped kitchenSwimming pool

2 weeks + 2 days ago

2 pictures Arrow icon pointing to the right
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 750,000
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

1,187 sq.ft

BalconyEquipped kitchenAir conditioningParking

2 weeks + 2 days ago

28 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 3,500,000
Key Biscayne, Miami-Dade County

3 Bathrooms

289 sq.ft

BalconySwimming poolParking

2 weeks + 3 days ago

24 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 765,000
Key Biscayne, Miami-Dade County

2 Bathrooms

102 sq.ft

TerraceEquipped kitchenParking

2 weeks + 4 days ago

18 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 970,000
Key Biscayne, Miami-Dade County

2 Bathrooms

136 sq.ft

BalconyAir conditioningSwimming pool

2 weeks + 4 days ago

18 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 1,410,000
Key Biscayne, Miami-Dade County

2 Bathrooms

117 sq.ft

2 weeks + 5 days ago

17 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 852,000
Key Biscayne, Miami-Dade County

1 Bathroom

78 sq.ft

BalconySwimming pool

2 weeks + 5 days ago

25 pictures Arrow icon pointing to the right
Detached House
Detached House for sale in Key Biscayne, Miami-Dade County
USD 9,950,000
Key Biscayne, Miami-Dade County

5 Bathrooms

403 sq.ft

Office roomTerraceSaunaEquipped kitchen

2 weeks + 5 days ago

2 pictures Arrow icon pointing to the right
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 886,865
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

1,105 sq.ft

TerraceEquipped kitchenParking

2 weeks + 5 days ago

10 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 1,250,000
Key Biscayne, Miami-Dade County

2 Bathrooms

138 sq.ft

Swimming poolParking

2 weeks + 5 days ago

2 pictures Arrow icon pointing to the right
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 852,000
Key Biscayne, Miami-Dade County

1 Bedroom

1 Bathroom

840 sq.ft

BalconySwimming pool

2 weeks + 6 days ago

93 pictures Arrow icon pointing to the right
Detached House
Detached House for sale in Key Biscayne, Miami-Dade County
USD 7,599,000
Key Biscayne, Miami-Dade County

6 Bathrooms

369 sq.ft

Equipped kitchenSwimming poolParking

3 weeks + 1 day ago

2 pictures Arrow icon pointing to the right
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 720,000
Key Biscayne, Miami-Dade County

3 Bedrooms

2 Bathrooms

BalconySwimming poolParking

1 week + 2 days ago

39 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 1,075,000
Key Biscayne, Miami-Dade County

2 Bathrooms

98 sq.ft

SaunaSwimming poolGymBalconyEquipped kitchenParking

Oct 14, 2026

2 pictures Arrow icon pointing to the right
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 390,000
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

1,040 sq.ft

BalconyEquipped kitchen

Oct 13, 2026

40 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 2,850,000
Key Biscayne, Miami-Dade County

3 Bathrooms

241 sq.ft

BalconyEquipped kitchenSecurityLiftParking

Oct 11, 2026

48 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 1,890,000
Key Biscayne, Miami-Dade County

2 Bathrooms

142 sq.ft

GymSwimming poolParking

Oct 10, 2026

85 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 3,549,000
Key Biscayne, Miami-Dade County

3 Bathrooms

233 sq.ft

GardenSaunaSecuritySwimming pool

Jun 02, 2026

2 pictures Arrow icon pointing to the right
Updated
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 1,690,000
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

2,884 sq.ft

BalconyAir conditioningParking

1 day + 21 hours ago

2 pictures Arrow icon pointing to the right
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 2,470,000
Key Biscayne, Miami-Dade County

2 Bedrooms

2 Bathrooms

1,875 sq.ft

GymEquipped kitchenSwimming poolFully furnished

Oct 12, 2026

2 pictures Arrow icon pointing to the right
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 975,000
Key Biscayne, Miami-Dade County

1 Bathroom

376 sq.ft

BalconyEquipped kitchen

Oct 11, 2026

2 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 4,500,000
Key Biscayne, Miami-Dade County

4 Bedrooms

3 Bathrooms

2,689 sq.ft

Office roomEquipped kitchenSwimming pool

Oct 10, 2026

20 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 450,000
Key Biscayne, Miami-Dade County

1 Bathroom

56 sq.ft

Swimming poolUnfurnished

Oct 05, 2026

38 pictures Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 2,470,000
Key Biscayne, Miami-Dade County

2 Bathrooms

174 sq.ft

GymEquipped kitchenSwimming poolFully furnished

Sep 30, 2026

View photo Arrow icon pointing to the right
House
House for sale in Key Biscayne, Miami-Dade County
USD 975,000
Key Biscayne, Miami-Dade County

1 Bathroom

34 sq.ft

BalconyEquipped kitchenSecuritySwimming poolParking

Sep 30, 2026

37 pictures Arrow icon pointing to the right
Updated
House
House for sale in Key Biscayne, Miami-Dade County
USD 930,000
USD 995,000
7%
Key Biscayne, Miami-Dade County

1 Bathroom

83 sq.ft

BalconyEquipped kitchenParking

2 days + 21 hours ago

2 pictures Arrow icon pointing to the right
Condo
Condo for sale in Key Biscayne, Miami-Dade County
USD 995,000
Key Biscayne, Miami-Dade County

1 Bedroom

1 Bathroom

115 sq.ft

BalconyEquipped kitchenParking

4 days + 21 hours ago

39 pictures Arrow icon pointing to the right
Detached House
Detached House for sale in Key Biscayne, Miami-Dade County
USD 6,897,000
Key Biscayne, Miami-Dade County

6 Bathrooms

324 sq.ft

BalconyEquipped kitchenSwimming pool

1 week + 5 days ago

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