Ternengo is a comune (municipality) in the Province of Biella in the Italian region Piedmont, located about northeast of Turin and about southeast of Biella. As of 31 December 2004, it had a population of 310 and an area of .All demographics and other statistics: Italian statistical institute Istat.

Ternengo borders the following municipalities: Bioglio, Pettinengo, Piatto, Ronco Biellese, Valdengo.

Demographic evolution

References