| Place | Bib | Lane | Name | Affiliation | Time |
| 1 | UC | 9 | Methacton | Methacton | 50.89 |
| 2 | TM | 4 | Linganore | Linganore | 51.50 |
| 3 | UT | 8 | No Brunswick | No Brunswick | 51.93 |
| 4 | TP | 1 | Longwood | Longwood | 52.18 |
| 5 | TJ | 3 | Liberty PA | Liberty PA | 52.46 |
| 6 | UZ | 7 | Northeast | Northeast | 52.61 |
| 7 | TO | 2 | Londonderry | Londonderry | 52.81 |
| 8 | TS | 5 | Lower Merion | Lower Merion | 53.91 |
| 9 | TT | 6 | MacArthur | MacArthur | 54.38 |