| 1958 SANFL season | |
|---|---|
| Teams | 8 |
| Premiers | Port Adelaide 19th premiership |
| Minor premiers | North Adelaide 8th minor premiership |
| Magarey Medallist | Lindsay Head West Torrens |
| Ken Farmer Medallist | Rex Johns Port Adelaide (55 Goals) |
| Attendance | |
| Matches played | 76 |
| Total attendance | 848,093 (11,159 per match) |
| Highest | 54,282 (Grand Final, Port Adelaide vs. West Adelaide) |
The 1958 South Australian National Football League season was the 79th season of the top-level Australian rules football competition in South Australia.