A house in Key Largo that sold for $27 million tops the list of the most expensive residential real estate sales in Monroe County in the past week.
In total, 84 residential real estate sales were recorded in the county during the past week, with an average price of $1.4 million. The average price per square foot ended up at $1,039.
The prices in the list below concern real estate sales where the title was recorded during the week of June 16 even if the property may have been sold earlier.

10. $2.1 million, single-family home at 150 13th Street
The property at 150 13th Street in Key Colony Beach has new owners. The price was $2,070,000. The single-family house was built in 2000 and has a living area of 2,148 square feet. The price per square foot is $964.

9. $2.2 million, single-family house at 105 Buena Vista Court
A 2,095-square-foot single-family home at 105 Buena Vista Court, Islamorada, has been sold. The transfer of ownership was settled in May and the total purchase price was $2,150,000, $1,026 per square foot. The house was built in 1989.

8. $2.2 million, single-family residence at 909 Narragansett Lane
The sale of the single-family residence at 909 Narragansett Lane in Key Largo has been finalized. The price was $2,150,000, and the new owners took over the house in May. It was built in 2000 and has a living area of 2,155 square feet. The price per square foot was $998.

7. $2.3 million, single-family house at 123 Valencia Drive
A sale has been finalized for the single-family house at 123 Valencia Drive in Islamorada. The price was $2,300,000 and the new owners took over the house in May. It was built in 1981 and the living area totals 1,720 square feet. The price per square foot ended up at $1,337.
6. $2.8 million, condominium at 54 Lakeside Lane
The property at 54 Lakeside Lane in Key Largo has new owners. The price was $2,815,000. The condominium was built in 1970 and has a living area of 1,280 square feet. The price per square foot is $2,199.
5. $3.5 million, condominium at 75 Snapper Lane
The sale of a condominium at 75 Snapper Lane, Key Largo, has been finalized. The price was $3,500,000, and the new owners took over the condominium in May. The condominium was built in 1974 and has a living area of 1,307 square feet. The price per square foot was $2,678.

4. $3.5 million, single-family home at 178 Indian Mound Trail
A 3,433-square-foot single-family residence at 178 Indian Mound Trail in Tavernier has been sold. The transfer of ownership was settled in May and the total purchase price was $3,500,000, $1,020 per square foot. The house was built in 2000.
3. $4 million, condominium at 53A Anchor Drive
A 1,528-square-foot condominium at 53A Anchor Drive, Key Largo, has been sold. The transfer of ownership was settled in May and the total purchase price was $3,950,000, $2,585 per square foot. The condominium was built in 1972.
2. $5 million, single-family residence at 81300 Old Highway
The sale of the single-family residence at 81300 Old Highway, Islamorada, has been finalized. The price was $5,000,000, and the house changed hands in June. The house was built in 1948 and has a living area of 1,082 square feet. The price per square foot was $4,621.
1. $27 million, single-family residence at 1 Harbor Lane
The property at 1 Harbor Lane in Key Largo has new owners. The price was $27,000,000. The house was built in 2021 and has a living area of 7,446 square feet. The price per square foot is $3,626.