First 1 in each heat and next 6 fastest progress to the final.
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Eastern Districts A | 56.93 | Q | |
| 2 | Golden Grove A | 59.95 | q | |
| 3 | Salisbury B | 1:01.17 | ||
| 4 | Adelaide Harriers A | 1:01.74 | ||
| 5 | Western Athletics B | 1:02.10 | ||
| 6 | Gawler B | 1:02.18 | ||
| 7 | Woodville A | 1:02.76 | ||
| 8 | Tea Tree Gully A | 1:02.82 | ||
| 9 | Campbelltown A | 1:03.03 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Hallett Cove A | 58.54 | Q | |
| 2 | Salisbury A | 58.62 | q | |
| 3 | Mt Barker A | 58.67 | q | |
| 4 | Enfield A | 59.18 | q | |
| 5 | Western Athletics A | 59.79 | q | |
| 6 | Plympton A | 1:00.14 | q | |
| 7 | Lyndoch & Districts A | 1:00.16 | ||
| 8 | Magill A | 1:00.80 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Eastern Districts A | 56.93 | Q | |
| 2 | Hallett Cove A | 58.54 | Q | |
| 3 | Salisbury A | 58.62 | q | |
| 4 | Mt Barker A | 58.67 | q | |
| 5 | Enfield A | 59.18 | q | |
| 6 | Western Athletics A | 59.79 | q | |
| 7 | Golden Grove A | 59.95 | q | |
| 8 | Plympton A | 1:00.14 | q | |
| 9 | Lyndoch & Districts A | 1:00.16 | ||
| 10 | Magill A | 1:00.80 | ||
| 11 | Salisbury B | 1:01.17 | ||
| 12 | Adelaide Harriers A | 1:01.74 | ||
| 13 | Western Athletics B | 1:02.10 | ||
| 14 | Gawler B | 1:02.18 | ||
| 15 | Woodville A | 1:02.76 | ||
| 16 | Tea Tree Gully A | 1:02.82 | ||
| 17 | Campbelltown A | 1:03.03 |