A house that sold for $4.3 million tops the list of the most expensive residential real estate sales in Boulder in the past week.

In total, 49 residential real estate sales were recorded in the area during the past week, with an average price of $998,639. The average price per square foot ended up at $613.

The prices in the list below concern real estate sales where the title was recorded during the week of May 26 even if the property may have been sold earlier.

10. $1.4 million, single-family residence at 4361 Butler Circle

A sale has been finalized for the single-family house at 4361 Butler Circle in Boulder. The price was $1,373,000 and the new owners took over the house in May. It was built in 1966 and the living area totals 1,393 square feet. The price per square foot ended up at $986.

9. $1.5 million, single-family house at 536 Linden Park Drive

A 1,425-square-foot detached house at 536 Linden Park Drive, Boulder, has been sold. The transfer of ownership was settled in May and the total purchase price was $1,450,000, $1,018 per square foot. The house was built in 1970.

8. $1.6 million, single-family home at 174 North Cedar Brook Road

The sale of the single-family residence at 174 North Cedar Brook Road in Boulder has been finalized. The price was $1,620,000, and the new owners took over the house in May. It was built in 1977 and has a living area of 2,522 square feet. The price per square foot was $642.

7. $1.6 million, duplex at 1903 Pine Street

The property at 1903 Pine Street in Boulder has new owners. The price was $1,625,000. The house was built in 1910 and has a living area of 2,474 square feet. The price per square foot is $657.

6. $1.7 million, single-family house at 2895 Iliff Street

A 1,404-square-foot detached house at 2895 Iliff Street in Boulder has been sold. The transfer of ownership was settled in May and the total purchase price was $1,650,000, $1,175 per square foot. The house was built in 1967.

5. $2 million, single-family home at 1270 26th Street

The property at 1270 26th Street in Boulder has new owners. The price was $2,000,000. The detached house was built in 1956 and has a living area of 2,082 square feet. The price per square foot is $961.

4. $2.2 million, single-family residence at 1327 Sixth Street

The sale of the single-family house at 1327 Sixth Street, Boulder, has been finalized. The price was $2,228,000, and the house changed hands in May. The house was built in 1900 and has a living area of 1,834 square feet. The price per square foot was $1,215.

3. $2.3 million, single-family home at 3151 Sixth Street

A 3,024-square-foot single-family residence at 3151 Sixth Street in Boulder has been sold. The transfer of ownership was settled in May and the total purchase price was $2,337,000, $773 per square foot. The house was built in 2004.

2. $2.4 million, single-family residence at 2690 Juilliard Street

The sale of the detached house at 2690 Juilliard Street, Boulder, has been finalized. The price was $2,420,000, and the new owners took over the house in May. The house was built in 1988 and has a living area of 3,298 square feet. The price per square foot was $734.

1. $4.3 million, single-family house at 1033 Fifth Street

A sale has been finalized for the detached house at 1033 Fifth Street in Boulder. The price was $4,250,000 and the new owners took over the house in May. It was built in 1991 and the living area totals 8,734 square feet. The price per square foot ended up at $487.