This railway, originally the Downpatrick and Newry Railway, extended the existing line from Downpatrick to Newcastle.
/ /1866 | Downpatrick, Dundrum and Newcastle Railway Incorporated. Formerly the Downpatrick and Newry Railway. |
/ /1869 | Downpatrick, Dundrum and Newcastle Railway Opened from Downpatrick to Newcastle [Down]. |
/ /1881 | Downpatrick, Dundrum and Newcastle Railway Absorbed by Belfast and County Down Railway. |
/ /1906 | Downpatrick, Dundrum and Newcastle Railway Newcastle [Down] station re-built to accommodate the newly opened Castlewellan Branch (Great Northern Railway [Ireland]) line trains. |
16/01/1950 | Downpatrick, Dundrum and Newcastle Railway
Downpatrick, Killough and Ardglass Light Railway
Belfast and County Down Railway Closed from Newcastle [Down], Ardglass and Ballynahinch via Downpatrick to Comber. |
This line is divided into a number of portions.