| Place | School | Result | |
|---|---|---|---|
| 1 | ST MARY'S COLLEGE A | 56.36 | |
| 2 | GOLDEN GROVE HIGH SCHOOL A | 57.57 | |
| 3 | SCOTCH COLLEGE A | 59.81 | |
| 4 | BORDERTOWN HIGH SCHOOL A | 1:00.38 | |
| 5 | MT GAMBIER HIGH SCHOOL A | 1:00.59 | |
| 6 | MID NORTH SCHOOLS A | 1:00.96 | |
| 7 | KADINA MEMORIAL SCHOOL A | 1:01.24 | |
| 8 | RENMARK HIGH SCHOOL A | 1:01.79 | |
| 9 | BLACKWOOD HIGH SCHOOL A | 1:03.20 |