The Spencer Town Center Historic District encompasses the historic downtown of Spencer, Massachusetts. When first listed on the National Register of Historic Places in 1986, the district covered 250 acres (100 ha) centered on Main Street between High and North Streets. A major expansion, the East Main Street-Cherry Street Historic District, added 45 acres (18 ha) of a predominantly residential area east of the center. The district was expanded twice in 2003, adding residential areas along Grove, Prouty, Pleasant, High, and Main Streets, and industrial areas on Cherry, Wall, and Mechanic Streets, as well as Luther Hill Park. The main period of historic interest is the peak period of Spencer's industrial history in the last quarter of the 19th century, although there are a significant number