Winchendon is a town located in Worcester County, Massachusetts, USA. As of the 2000 census, the town had a total population of 9,611.
For geographic and demographic information on the census-designated place Winchendon, please see the article Winchendon (CDP), Massachusetts.
According to the United States Census Bureau, the town has a total area of 114.1 km2 (44.1 mi2). 112.1 km2 (43.3 mi2) of it is land and 2.0 km2 (0.8 mi2) of it is water. The total area is 1.77% water.
Winchendon was first settled in 1753 by Rawan and was officially incorporated in 1764.