| 2021 WAFL season | |
|---|---|
| Teams | 10 |
| Premiers | Subiaco 16th premiership |
| Minor premiers | Subiaco 18th minor premiership |
| Bernie Naylor Medallist | Tyler Keitel West Perth (64 goals) |
| Highest | 29,879 (Grand Final, Subiaco vs South Fremantle) |
The 2021 WAFL season (officially the 2021 Optus WAFL Premiership Season) is the 137th season of the various incarnations of the West Australian Football League (WAFL). The season commenced on 2 April and concluded with the Grand Final on 2 October. The West Coast Eagles reserves re-joined the competition, which increased the number of competing clubs to ten.[1][2]