It is located on the Yanchep line, five kilometres from Perth Underground station serving the suburb of Glendalough.

[1][2] Glendalough station opened on 28 February 1993 in the median strip of the Mitchell Freeway where it crosses over Scarborough Beach Road via a bridge.

Along with the extensions, the platform edges were upgraded to bring them into line with tactile paving standards.

The government requested public opinion on the possible name change, but eventually ruled it out in 2004, with acting Planning and Infrastructure Minister Tom Stephens saying "including Scarborough in the name of a station eight kilometres from the beach could also have caused confusion".

[7] In September 2023, a trackless tram was delivered to the City of Stirling to begin trials for a proposed route between Glendalough railway station and Scarborough Beach.