The 2017–18 West of Scotland Super League was the 16th and final season of the West Super League, the top tier of league competition for SJFA West Region member clubs. The league comprised two divisions, a West of Scotland Super League Premier Division of 12 clubs and a West of Scotland Super League First Division of 14 clubs. The competition began on Saturday 19 August 2017. The winners of the Super League Premier Division entered the Preliminary Round of the 2018–19 Scottish Cup.