The calculated distance (air line) between Taunusstein and Limburg an der Lahn is approximately 17 miles respectively 27 kilometers.
By car or train, the actual journey to Limburg an der Lahn is certainly longer, as only the direct route (as the crow flies) between Taunusstein and Limburg an der Lahn has been calculated here.
Air line (approximately)
27 kilometers
15 nautical miles