The East Lincolnshire Railway was a main line railway linking the towns of Boston, Alford, Louth and Grimsby in Lincolnshire, England. It opened in 1848. The ELR Company had leased the line to the Great Northern Railway, and it was the latter which constructed the line and operated it, as its East Lincolnshire Line.

Boston is a market town and inland port in the borough of the same name in the county of Lincolnshire, England.