Apartments for Rent in Key Biscayne, FL

Prices and availability in Key Biscayne, FL were last updated on 18 Jun 2026.

The best apartments in Key Biscayne, FL are: 121 Crandon Boulevard, 251 Galen Dr, Unit 316E, 350 Ocean Dr, Unit 1105N, 570 Fernwood Rd and 199 Ocean Ln Dr, Unit 901.

The price range for a 2-bedroom apartment in Key Biscayne, FL is between $3,950 and $25,000.

The price range for a 3-bedroom apartment in Key Biscayne, FL is between $8,300 and $14,500.

In Key Biscayne 33% of the housing is rented out compared to 67% of homes are owned, according to the most recent Census Bureau estimates. 40% of Key Biscayne's apartments are found in large buildings of 50 units or more, 45% are located in smaller apartment complexes with less than 50 units, and 13% are single-family rentals.

The average age of rental buildings in Key Biscayne is 0 years old, with none being newer apartment buildings completed since 2000. The average height of apartment buildings in the city is 0 stories, of which none are garden-style apartment communities, none are mid-sized buildings, and none are high-rises. These characteristics describe large-scale apartment communities of 50 apartments or more.

Rental apartments in Key Biscayne come in a range of sizes and floorplans. Studio apartments represent 0% of units for rent, ideal for singles, renters on a budget and people who value central locations more than space. Rentals with 1-bedroom floorplans make up 0% of the total apartments in the city, while 2-bedroom floorplans represent around 0% of all rentals in Key Biscayne. The rest are larger floorplans with 3 bedrooms or more, typically preferred by families, larger households or roommates sharing space.