The calculated distance (air line) between Medjez el Bab and La Mohammedia is approximately 30 miles respectively 49 kilometers.
By car or train, the actual journey to La Mohammedia is certainly longer, as only the direct route (as the crow flies) between Medjez el Bab and La Mohammedia has been calculated here.
Air line (approximately)
49 kilometers
26 nautical miles