The 1906 season was the 23rd season of regional competitive association football in Australia.
| Federation | Competition[1] | Grand Final | Regular Season | |||||
|---|---|---|---|---|---|---|---|---|
| Champions | Score | Runners-up | Premiers | Runners-up | Third place | |||
| Northern District British Football Association | Northern NSW Football League[2] | Adamstown Rosebud | 2–1 | Merewether Advance | Merewether Advance | Adamstown Rosebud | Minmi Rangers | |
| South British Football Soccer Association | Sydney Metropolitan First Division[3] | Pyrmont | – | – | Pyrmont | – | – | |
| Queensland British Football Association | Brisbane Area League[4] | Unknown | Wellingtons | Milton | – | |||
| South Australian British Football Association | South Australia Division One[5] | Not played | North Adelaide | Cambridge | Adelaide | |||
| Western Australian Soccer Football Association | Western Australia Division One[6] | Not played | Rangers | Fremantle Rovers | Perth FC | |||
| Federation | Competition[7] | Winners | Runners-up | Venue | Result | |
|---|---|---|---|---|---|---|
| Northern District British Football Association | Ellis Cup[8] | Adamstown Rosebud (5/6) | Minmi Rangers (8/3) | – | 4–2 (agg.) | |
| South British Football Soccer Association | Gardiner Challenge Cup[9] | Glebe (1/2) | Pyrmont District (1/1) | – | 3–2 |
(Note: figures in parentheses display the club's competition record as winners/runners-up.)