Fierozzo (Mócheno: Vlarotz) is a comune (municipality) in Trentino in the northern Italian region Trentino-Alto Adige/Südtirol, located about 15 km northeast of Trento. As of 31 December 2004, it had a population of 456 and an area of 17.9 km2. In the census of 2001, 423 inhabitants out of 441 (95.9%) declared themselves members of the Mócheno linguistic group. Fierozzo borders the following municipalities: Palù del Fersina, Sant'Orsola Terme, Torcegno, Frassilongo and Roncegno.

Demographic evolution