Umbertide is a town and comune (township) of Italy, in the province of Perugia in northwestern Umbria, at the confluence of the Reggia river and the Tiber. It is 30 km (19 mi) North of Perugia and 20 km (12 mi) South of Città di Castello. With 16,890 inhabitants according to the 2011 census, Umbertide is one of the larger towns of Umbria; and basically flat, which is relatively unusual for the region.