The calculated distance (air line) between Stratford-upon-Avon and Bromsgrove is approximately 18 miles respectively 29 kilometers.
By car or train, the actual journey to Bromsgrove is certainly longer, as only the direct route (as the crow flies) between Stratford-upon-Avon and Bromsgrove has been calculated here.
Air line (approximately)
29 kilometers
16 nautical miles