An exterior view of the main building of the Lower School, which housed the kindergarten through sixth grade classrooms. The building is built in the Collegiate Gothic style. "The construction is of brick and concrete with a slate roof, ornamented with gables and bays to admit light and air." A wrought iron fence can be seen in front of the main building.Located in the vicinity of the Lower School are Anagnos Court, Anagnos, Bradlee, Glover and Potter Cottages, the Colby Gymnasium, the Edna L. Alizio Music Room, and the Jessica Langworthy Room.