Houses for Sale in Middleboro Center June 1, 2016 By Middleboro Center Middleboro Center is located around W Grove Street and N Main Street in Middleboro, MA. It is a census-designated place in Middleboro, MA with approximately 2,800 homes. Homes for sale Click here to view more Middleboro Houses for Sale Connect with an Experienced Agent. Whether your buying or selling, an SRG agent is ready to help. Get Started Now!