The calculated distance (air line) between Częstochowa and Tarnowskie Góry is approximately 27 miles respectively 43 kilometers.
By car or train, the actual journey to Tarnowskie Góry is certainly longer, as only the direct route (as the crow flies) between Częstochowa and Tarnowskie Góry has been calculated here.
Air line (approximately)
43 kilometers
23 nautical miles