| 1906 SAFA premiership season | |
|---|---|
 30th season Port Adelaide premiership team | |
| Teams | 7 |
| Premiers | Port Adelaide 5th premiership |
| Minor premiers | Port Adelaide 5th minor premiership |
| Magarey Medallist | Tom MacKenzie North Adelaide |
| Leading goalkicker | James Mathieson Port Adelaide (42 goals) |
| Matches played | 46 |
| Highest | 20,000 (Grand Final, Port Adelaide vs. North Adelaide) |
The 1906 South Australian Football Association season was the 30th season of the top-level Australian rules football competition in South Australia.