The calculated distance (air line) between Casalgrande and Castelfranco Emilia is approximately 15 miles respectively 25 kilometers.
By car or train, the actual journey to Castelfranco Emilia is certainly longer, as only the direct route (as the crow flies) between Casalgrande and Castelfranco Emilia has been calculated here.
Air line (approximately)
25 kilometers
13 nautical miles