The calculated distance (air line) between Swadlincote and Barrow upon Soar is approximately 17 miles respectively 28 kilometers.
By car or train, the actual journey to Barrow upon Soar is certainly longer, as only the direct route (as the crow flies) between Swadlincote and Barrow upon Soar has been calculated here.
Air line (approximately)
28 kilometers
15 nautical miles