Four-bedroom home in Key Biscayne sells for $12.7 million

Published Jun 5, 2025

The spacious property located at 945 Mariner Drive in Key Biscayne was sold on May 13, 2025 for $12,700,000, or $2,447 per square foot. The house, built in 1983, has an interior space of 5,191 square feet. The layout of this two-story house includes four bedrooms. The lot of the property is substantial, measuring 0.3 acres, and boasts a pool for relaxation and recreation.

Additional houses have recently been sold nearby:

· In June 2022, a 8,818-square-foot home on Knollwood Drive in Key Biscayne sold for $9,506,000, a price per square foot of $1,078. The home has 6 bedrooms and 9 bathrooms.

· On Mariner Drive, Key Biscayne, in April 2022, a 3,898-square-foot home was sold for $8,200,000, a price per square foot of $2,104. The home has 4 bedrooms and 3 bathrooms.

· A 3,209-square-foot home at 281 Island Drive in Key Biscayne sold in January 2025 for $3,800,000, a price per square foot of $1,184. The home has 4 bedrooms.