Winchendon is a town in Worcester County, Massachusetts, United States. The town includes the villages of Waterville and Winchendon Springs (also known as Spring Village). A census-designated place, also named Winchendon, is defined within the town for statistical purposes. The Winchendon State Forest, a 174.5 acres (70.62 hectares) parcel, is located within the township as is Otter River State Forest; both recreational areas are managed by the Massachusetts Department of Conservation and Recreation.
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