77 Main Street Properties is a mixed-use property offering commercial/retail, office, and residential space for lease. For more than 50 years, the property at 77 Main Street has been a hub of thriving business and community. Located in the downtown Andover business district, 77 Main Street Properties is a perfect place for your business or apartment rental. Surrounded by restaurants, coffee shops, banks, retail stores and the Post Office. A short distance from major highways and conveniently positioned next to a spacious municipal parking lot.