The calculated distance (air line) between Doha and Madīnat ash Shamāl is approximately 62 miles respectively 99 kilometers.
By car or train, the actual journey to Madīnat ash Shamāl is certainly longer, as only the direct route (as the crow flies) between Doha and Madīnat ash Shamāl has been calculated here.
Air line (approximately)
99 kilometers
54 nautical miles