The calculated distance (air line) between Čierny Balog and Ružomberok is approximately 28 miles respectively 44 kilometers.
By car or train, the actual journey to Ružomberok is certainly longer, as only the direct route (as the crow flies) between Čierny Balog and Ružomberok has been calculated here.
Air line (approximately)
44 kilometers
24 nautical miles