| Place | School | Result | |
|---|---|---|---|
| 1 | MID NORTH SCHOOLS A | 57.82 | |
| 2 | SCOTCH COLLEGE A | 59.40 | |
| 3 | MT GAMBIER HIGH SCHOOL A | 1:00.08 | |
| 4 | KADINA MEMORIAL SCHOOL A | 1:00.90 | |
| 5 | BORDERTOWN HIGH SCHOOL A | 1:01.22 | |
| 6 | BLACKWOOD HIGH SCHOOL A | 1:01.70 | |
| 7 | RENMARK HIGH SCHOOL A | 1:02.23 | |
| 8 | GOLDEN GROVE HIGH SCHOOL A | 1:03.72 | |
| 9 | ST MARY'S COLLEGE A | 1:05.83 |