A house that sold for $4.4 million tops the list of the most expensive residential real estate sales in Boulder in the past week.
In total, 29 residential real estate sales were recorded in the area during the past week, with an average price of $1.5 million. The average price per square foot was $805.
The prices in the list below concern real estate sales where the title was recorded during the week of June 9 even if the property may have been sold earlier.

10. $1.8 million, single-family residence at 2015 Kohler Drive
The property at 2015 Kohler Drive in Boulder has new owners. The price was $1,812,000. The single-family residence was built in 1966 and has a living area of 1,320 square feet. The price per square foot is $1,373.

9. $1.8 million, single-family home at 385 Erie Drive
A 2,875-square-foot detached house at 385 Erie Drive, Boulder, has been sold. The transfer of ownership was settled in May and the total purchase price was $1,825,000, $635 per square foot. The house was built in 1969.

8. $2 million, single-family house at 1741 Pine Street
The sale of the single-family house at 1741 Pine Street in Boulder has been finalized. The price was $1,950,000, and the new owners took over the house in May. It was built in 1927 and has a living area of 2,141 square feet. The price per square foot was $911.

7. $2.1 million, single-family residence at 230 South Cedar Brook Road
The sale of the single-family house at 230 South Cedar Brook Road, Boulder, has been finalized. The price was $2,075,000, and the new owners took over the house in May. The house was built in 1991 and has a living area of 3,829 square feet. The price per square foot was $542.

6. $2.5 million, single-family home at 3021 Jefferson Street
A sale has been finalized for the single-family house at 3021 Jefferson Street in Boulder. The price was $2,453,000 and the new owners took over the house in May. It was built in 2003 and the living area totals 2,594 square feet. The price per square foot ended up at $946.

5. $2.6 million, single-family house at 2847 Fourth Street
The property at 2847 Fourth Street in Boulder has new owners. The price was $2,575,000. The house was built in 1949 and has a living area of 2,296 square feet. The price per square foot is $1,122.
4. $2.9 million, single-family house at 730 Evergreen Ave.
A 2,984-square-foot single-family residence at 730 Evergreen Ave. in Boulder has been sold. The transfer of ownership was settled in May and the total purchase price was $2,850,000, $955 per square foot. The house was built in 1947.
3. $2.9 million, single-family home at 2137 Mapleton Ave.
The sale of the single-family home at 2137 Mapleton Ave. in Boulder has been finalized. The price was $2,900,000, and the new owners took over the house in May. It was built in 1900 and has a living area of 2,679 square feet. The price per square foot was $1,082.
2. $3.2 million, single-family residence at 1415 Riverside Ave.
The property at 1415 Riverside Ave. in Boulder has new owners. The price was $3,200,000. The house was built in 2019 and has a living area of 3,271 square feet. The price per square foot is $978.
1. $4.4 million, single-family house at 1401 Mariposa Ave.
A 4,284-square-foot detached house at 1401 Mariposa Ave. in Boulder has been sold. The transfer of ownership was settled in May and the total purchase price was $4,380,000, $1,022 per square foot. The house was built in 2007.