After a little more than eight years of ownership, UBS Realty Investors has sold the 207-unit Waltham Overlook at 1 Dolores Ave. in Waltham, MA to True North Capital Partners out of Concord, MA for an undisclosed amount.

Waltham Overlook was originally built in 1979 with extensive renovations carried out in 2009 and 2010. The community’s nine three-story garden-style apartment buildings consist of one- and two-bedroom units averaging 813 square…