Crosa, Piedmont

Crosa is a frazione of the comune of Lessona, in the Province of Biella in the Italian region Piedmont, located about 70 km northeast of Turin and about 12 km northeast of Biella. As of 31 December 2004, it had a population of 332 and an area of 1.0 km2. From 1 January 2016 Crosa was absorbed by the neighbouring municipality of Lessona.

As an autonomous comune Crosa bordered the following municipalities: Casapinta, Cossato, Lessona, Strona.