First 3 in each heat and next 2 fastest progress to the final.
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Western Athletics A | 59.32 | Q | |
| 2 | Eastern Districts A | 59.91 | Q | |
| 3 | Port Adelaide A | 1:00.24 | Q | |
| 4 | Adelaide Harriers A | 1:01.98 | q | |
| 5 | Coastal Districts A | 1:04.43 | ||
| 6 | Mt Barker A | 1:06.62 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Magill A | 57.61 | Q | |
| 2 | Tea Tree Gully A | 58.80 | Q | |
| 3 | Campbelltown A | 58.94 | Q | |
| 4 | Southern Hills A | 1:02.59 | q | |
| 5 | Enfield/Golden Grove A | 1:06.10 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Magill A | 57.61 | Q | |
| 2 | Western Athletics A | 59.32 | Q | |
| 3 | Tea Tree Gully A | 58.80 | Q | |
| 4 | Eastern Districts A | 59.91 | Q | |
| 5 | Campbelltown A | 58.94 | Q | |
| 6 | Port Adelaide A | 1:00.24 | Q | |
| 7 | Adelaide Harriers A | 1:01.98 | q | |
| 8 | Southern Hills A | 1:02.59 | q | |
| 9 | Coastal Districts A | 1:04.43 | ||
| 10 | Enfield/Golden Grove A | 1:06.10 | ||
| 11 | Mt Barker A | 1:06.62 |