The calculated distance (air line) between Cabbagetown-South St.James Town and Markham is approximately 15 miles respectively 24 kilometers.
By car or train, the actual journey to Markham is certainly longer, as only the direct route (as the crow flies) between Cabbagetown-South St.James Town and Markham has been calculated here.
Air line (approximately)
24 kilometers
13 nautical miles