The calculated distance (air line) between Pir Mahal and Garh Maharaja is approximately 32 miles respectively 51 kilometers.
By car or train, the actual journey to Garh Maharaja is certainly longer, as only the direct route (as the crow flies) between Pir Mahal and Garh Maharaja has been calculated here.
Air line (approximately)
51 kilometers
28 nautical miles