A 1,516-square-foot two-unit house built in 1907 has changed hands.

The historic property located at 648 University Avenue in Boulder was sold on April 23, 2025, for $2,100,000, or $1,385 per square foot.

This two-story duplex presents a total of six bedrooms and two baths. The lot size of the property measures an impressive 6,229 square feet.

Additional houses that have recently been sold close by include:

· A 1,634-square-foot home at 943 University Avenue in Boulder sold in April 2025, for $2,000,000, a price per square foot of $1,224. The home has 8 bedrooms and 2 bathrooms.

· On Arapahoe Avenue, Boulder, in April 2025, a 7,221-square-foot home was sold for $3,875,000, a price per square foot of $537. The home has 9 bedrooms and 9 bathrooms.

· In March 2025, a 1,932-square-foot home on Lincoln Place in Boulder sold for $1,630,000, a price per square foot of $844. The home has 6 bedrooms and 1 bathroom.