The calculated distance (air line) between Neue Neustadt and Osternienburger Land is approximately 29 miles respectively 47 kilometers.
By car or train, the actual journey to Osternienburger Land is certainly longer, as only the direct route (as the crow flies) between Neue Neustadt and Osternienburger Land has been calculated here.
Air line (approximately)
47 kilometers
25 nautical miles