First 1 in each heat and next 6 fastest progress to the final.
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Plympton A | 1:08.45 | Q | |
| 2 | Tea Tree Gully A | 1:09.03 | q | |
| 3 | Western Athletics A | 1:10.94 | q | |
| 4 | Mt Barker A | 1:11.32 | q | |
| 5 | Munno Para A | 1:14.01 | ||
| 6 | Salisbury A | 1:14.46 | ||
| 7 | Tea Tree Gully C | 1:17.96 | ||
| 8 | Magill A | 1:23.04 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Eastern Districts A | 1:10.32 | Q | |
| 2 | Adelaide Harriers A | 1:12.16 | q | |
| 3 | Plympton B | 1:12.39 | q | |
| 4 | Tea Tree Gully B | 1:13.62 | q | |
| 5 | Enfield A | 1:13.75 | q | |
| 6 | Western Athletics B | 1:14.59 | ||
| 7 | Golden Grove A | 1:17.16 | ||
| 8 | Hallett Cove A | 1:21.19 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Plympton A | 1:08.45 | Q | |
| 2 | Eastern Districts A | 1:10.32 | Q | |
| 3 | Tea Tree Gully A | 1:09.03 | q | |
| 4 | Western Athletics A | 1:10.94 | q | |
| 5 | Mt Barker A | 1:11.32 | q | |
| 6 | Adelaide Harriers A | 1:12.16 | q | |
| 7 | Plympton B | 1:12.39 | q | |
| 8 | Tea Tree Gully B | 1:13.62 | q | |
| 9 | Enfield A | 1:13.75 | q | |
| 10 | Munno Para A | 1:14.01 | ||
| 11 | Salisbury A | 1:14.46 | ||
| 12 | Western Athletics B | 1:14.59 | ||
| 13 | Golden Grove A | 1:17.16 | ||
| 14 | Tea Tree Gully C | 1:17.96 | ||
| 15 | Hallett Cove A | 1:21.19 | ||
| 16 | Magill A | 1:23.04 |