First 2 in each heat and next 2 fastest progress to the final.
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Mt Barker A | 1:02.43 | Q | |
| 2 | Port Adelaide A | 1:04.98 | Q | |
| 3 | Coastal Districts A | 1:05.73 | ||
| 4 | Western Athletics B | 1:07.91 | ||
| 5 | Eastern Districts B | 1:09.99 | ||
| 6 | Salisbury A | 1:11.87 | ||
| 7 | Munno Para A | 1:17.67 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Adelaide Harriers A | 1:03.43 | Q | |
| 2 | Western Athletics A | 1:04.65 | Q | |
| 3 | Barossa Valley A | 1:05.17 | q | |
| 4 | Eastern Districts A | 1:05.24 | q | |
| 5 | Campbelltown A | 1:08.72 | ||
| 6 | Tea Tree Gully A | 1:08.77 | ||
| 7 | Hallett Cove A | 1:09.94 | ||
| 8 | Northern Districts A | 1:11.69 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Magill A | 1:04.34 | Q | |
| 2 | Golden Grove A | 1:05.67 | Q | |
| 3 | Coastal Dist/Plympton A | 1:07.04 | ||
| 4 | Enfield A | 1:07.24 | ||
| 5 | Hills/Plympton A | 1:08.21 | ||
| 6 | Western Athletics C | 1:08.55 | ||
| 7 | Golden Grove B | 1:10.95 | ||
| 8 | Mt Barker B | 1:19.65 | ||
| 9 | Tea Tree Gully B | 1:22.70 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Mt Barker A | 1:02.43 | Q | |
| 2 | Adelaide Harriers A | 1:03.43 | Q | |
| 3 | Magill A | 1:04.34 | Q | |
| 4 | Western Athletics A | 1:04.65 | Q | |
| 5 | Port Adelaide A | 1:04.98 | Q | |
| 6 | Golden Grove A | 1:05.67 | Q | |
| 7 | Barossa Valley A | 1:05.17 | q | |
| 8 | Eastern Districts A | 1:05.24 | q | |
| 9 | Coastal Districts A | 1:05.73 | ||
| 10 | Coastal Dist/Plympton A | 1:07.04 | ||
| 11 | Enfield A | 1:07.24 | ||
| 12 | Western Athletics B | 1:07.91 | ||
| 13 | Hills/Plympton A | 1:08.21 | ||
| 14 | Western Athletics C | 1:08.55 | ||
| 15 | Campbelltown A | 1:08.72 | ||
| 16 | Tea Tree Gully A | 1:08.77 | ||
| 17 | Hallett Cove A | 1:09.94 | ||
| 18 | Eastern Districts B | 1:09.99 | ||
| 19 | Golden Grove B | 1:10.95 | ||
| 20 | Northern Districts A | 1:11.69 | ||
| 21 | Salisbury A | 1:11.87 | ||
| 22 | Munno Para A | 1:17.67 | ||
| 23 | Mt Barker B | 1:19.65 | ||
| 24 | Tea Tree Gully B | 1:22.70 |