The road measures 19.49 miles long and would take a car obeying speed limits 35 minutes to travel its length.
The A357 is a A Road and is located in the Zone 3 Highways Region.
This is a true long-distance route, journeying through numerous towns like Holton, North Cheriton, South Cheriton, Horsington, TEMPLECOMBE, Yenston, Henstridge, Stalbridge, Warrbridge, Lydlinch Common, Lydlinch, Bagber, Rolls Mill, STURMINSTER NEWTON, Newton, Bridge, Fiddleford, Shillingstone, Gains Cross, and Durweston.
The road connects Somerset and Dorset.