In 1953, the line from Nar Nar Goon was duplicated, with electrification between Pakenham and Warragul occurring in 1954.[1] In 1956, the line to Bunyip was duplicated,[1] and in 1957, the present island platform was provided, when duplication of the line was provided through the station.[1]
Rail sidings were once provided at Tynong, however they were withdrawn in 1978/1979.[2] On 1 October 1979, freight services to and from the station were withdrawn.[3] A further siding was removed in 1982.[1]
In 1998, electrified services between Pakenham and Warragul ceased, with de-electrification between those stations occurring in 2001.[1]
