The calculated distance (air line) between Eadestown and Dún Laoghaire is approximately 19 miles respectively 31 kilometers.
By car or train, the actual journey to Dún Laoghaire is certainly longer, as only the direct route (as the crow flies) between Eadestown and Dún Laoghaire has been calculated here.
Air line (approximately)
31 kilometers
17 nautical miles