| Tournament details | |
|---|---|
| Teams | 67 |
Western Australian soccer clubs competed in 2018 for the Football West State Cup, known as the Belt Up Cup for sponsorship reasons. Clubs entered from the National Premier Leagues WA, the two divisions of the State League, a limited number of teams from various divisions of the 2018 Amateur League competition, and from regional teams from the South West, Goldfields and Great Southern regions.
This knockout competition was won by Armadale, their 1st title.
The competition also served as the Western Australian Preliminary Rounds for the 2018 FFA Cup. The two finalists – Armadale SC and Gwelup Croatia – qualified for the final rounds, entering at the Round of 32.