Winchendon is a town in Worcester County, Massachusetts, USA. The population was 10,300 at the 2010 census. Home to Winchendon State Forest, the town includes the villages of Waterville and Winchendon Springs.
For geographic and demographic information on the census-designated place Winchendon, please see the article Winchendon (CDP), Massachusetts.
Winchendon is a small town in north-central Massachusetts, originally the country of the Pennacook Indians, and then the Nipnet/Nipmuck tribe.