| Place | Bib | Lane | Name | Affiliation | Time |
| 1 | DZ | 5 | Hammond | Hammond | 50.72 |
| 2 | AG | 1 | Archmere | Archmere | 51.51 |
| 3 | DR | 2 | Great Valley | Great Valley | 52.62 |
| 4 | EE | 9 | Harrison | Harrison | 52.69 |
| 5 | EA | 7 | Hammonton | Hammonton | 53.09 |
| 6 | DJ | 4 | Girard Coll | Girard Coll | 53.35 |
| 7 | EC | 8 | Hanover Park | Hanover Park | 53.74 |
| 8 | DC | 3 | George | George | 53.76 |
| 9 | CM | 6 | Edmondson | Edmondson | 53.88 |