The calculated distance (air line) between Castelló de la Plana and Massamagrell is approximately 33 miles respectively 53 kilometers.
By car or train, the actual journey to Massamagrell is certainly longer, as only the direct route (as the crow flies) between Castelló de la Plana and Massamagrell has been calculated here.
Air line (approximately)
53 kilometers
28 nautical miles