The Calumet neighborhood is west of the Canal but sometimes considered distinct from "Indiana Harbor proper".

[2] Historically, Indiana Harbor was more working-class than East Chicago proper, with a population dominated by workers at Inland Steel and related plants.

[3] Rivalries between Indiana Harbor and the rest of East Chicago are common.

[6] The main East Chicago Public Library is also located in Indiana Harbor.

Notable people from Indiana Harbor include federal judge Gonzalo Curiel.