Midland Line may refer to the following rail lines:
Midland line, Perth, Western Australia, suburban railway line Midland railway line, Western Australia, regional railway line Midland line (New Zealand) Midland line (New Haven), Massachusetts, United States Midland Main Line, between London St Pancras station, the East Midlands and Sheffield
See also Midland Mainline (train operating company), 1997-2006 company Midland Railway (disambiguation) Midland Railroad (disambiguation)