The calculated distance (air line) between Kielce and Tarnowskie Góry is approximately 83 miles respectively 133 kilometers.
By car or train, the actual journey to Tarnowskie Góry is certainly longer, as only the direct route (as the crow flies) between Kielce and Tarnowskie Góry has been calculated here.
Air line (approximately)
133 kilometers
72 nautical miles