 Collooney once had three railway stations.The current station was opened by the Midland Great Western Railway (MGWR) on 3 December 1862 as part of the extension of its line from Longford to Sligo.On 1 September 1881 the Sligo, Leitrim and Northern Counties Railway (SL&NCR) opened its station to the east, before building a connection to the MGWR at Carrignagat Junction to the north and thus completing its line from Enniskillen to Sligo.