The calculated distance (air line) between Niefern-Öschelbronn and Pforzheim is approximately 4 miles respectively 7 kilometers.
By car or train, the actual journey to Pforzheim is certainly longer, as only the direct route (as the crow flies) between Niefern-Öschelbronn and Pforzheim has been calculated here.
Air line (approximately)
7 kilometers
4 nautical miles