from highway: To go out to Asti Est (highway A21 To-PC), turn right and take the motorway Asti-Alba until Isola d‘Asti. Go out and follow the directions to Montegrosso d’Asti...
Arriving in Montegrosso take the direction to Mombercelli for 1,5 km. Casolare stands it between Montegrosso and Mombercelli.

from Alessandria: Direction Oviglio, then Masio and there follow to Belveglio-Mombercelli.
Arriving in Mombercelli take the direction to Montegrosso for 1,5 km. Casolare stands it between Mombercelli and Montegrosso.