Gerosa is a municipality in the Province of Bergamo in the Italian region Lombardy with 380 inhabitants (as at 31 December 2012).
Gerosa located 20 km north- west of the provincial capital city of Bergamo and 50 km northeast of the city of Milan.
- The parish church of Santa Croce was built in the 18th century. The church stands in place of a former place of worship from the 15th century. It is decorated in the style of the late Baroque.
- The Church of Assumption of Mary dates from the 14th century and was built in Romanesque style.