The calculated distance (air line) between Schalksmühle and Wipperfürth is approximately 10 miles respectively 17 kilometers.
By car or train, the actual journey to Wipperfürth is certainly longer, as only the direct route (as the crow flies) between Schalksmühle and Wipperfürth has been calculated here.
Air line (approximately)
17 kilometers
9 nautical miles