First 3 in each heat and next 2 fastest progress to the final.
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Western Athletics A | 1:04.06 | Q | |
| 2 | Adelaide Harriers A | 1:05.30 | Q | |
| 3 | Hallett Cove A | 1:06.27 | Q | |
| 4 | Magill A | 1:08.39 | q | |
| 5 | Salisbury A | 1:08.89 | ||
| 6 | Woodville A | 1:09.70 | ||
| 7 | Plympton B | 1:11.23 | ||
| 8 | Tea Tree Gully A | 1:11.44 | ||
| 9 | Gawler/Golden Grove A | 1:11.94 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Enfield A | 1:04.45 | Q | |
| 2 | Port Adelaide A | 1:05.28 | Q | |
| 3 | Plympton A | 1:05.95 | Q | |
| 4 | Eastern Districts A | 1:06.62 | q | |
| 5 | Munno Para A | 1:10.63 | ||
| 6 | Southern Hills A | 1:12.12 | ||
| 7 | Campbelltown A | 1:12.87 | ||
| Western Athletics B | DQ | TR24.9 | ||
| Western Athletics C | DQ | TR24.9 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Western Athletics A | 1:04.06 | Q | |
| 2 | Enfield A | 1:04.45 | Q | |
| 3 | Port Adelaide A | 1:05.28 | Q | |
| 4 | Adelaide Harriers A | 1:05.30 | Q | |
| 5 | Plympton A | 1:05.95 | Q | |
| 6 | Hallett Cove A | 1:06.27 | Q | |
| 7 | Eastern Districts A | 1:06.62 | q | |
| 8 | Magill A | 1:08.39 | q | |
| 9 | Salisbury A | 1:08.89 | ||
| 10 | Woodville A | 1:09.70 | ||
| 11 | Munno Para A | 1:10.63 | ||
| 12 | Plympton B | 1:11.23 | ||
| 13 | Tea Tree Gully A | 1:11.44 | ||
| 14 | Gawler/Golden Grove A | 1:11.94 | ||
| 15 | Southern Hills A | 1:12.12 | ||
| 16 | Campbelltown A | 1:12.87 | ||
| Western Athletics B | DQ | TR24.9 | ||
| Western Athletics C | DQ | TR24.9 |