| Athlete | Team | Seed | |
|---|---|---|---|
| 1 | Carpenter, Matthew | Bishop Shanahan | 54.35 | 
| 2 | Shirker, Adam | Bishop Shanahan | 54.45 | 
| 3 | Dorsey, Deonsa | Downingtown West | 54.49 | 
| 4 | Brogna, Tyler | Downingtown West | 54.50 | 
| 5 | Mathis, Keesan | Coatesville | 54.74 | 
| 6 | London, Donte | Coatesville | 54.75 | 
| 7 | Dever, Aiden | Downingtown East | 54.99 | 
| 8 | Barry, John | Downingtown West | 55.00 | 
| 9 | Reed, Justin | Coatesville | 55.10 | 
| 10 | Au, Liam | Coatesville | 55.16 | 
| 11 | Quinn, Conor | West Chester East | 55.24 | 
| 12 | Sheridan, Damian | West Chester East | 55.24 | 
| 13 | Wykie, Ben | Downingtown East | 55.40 | 
| 14 | Nakahara, Will | Downingtown East | 55.53 | 
| 15 | Kornet, Aaron | Downingtown East | 56.00 | 
| 16 | Cooper, Jefferson | West Chester East | 56.24 | 
| 17 | Bablani, Advik | Downingtown East | 56.50 | 
| 18 | Hefferan, Kieran | West Chester East | 56.78 | 
| 19 | Okafor, Chijioke | Bishop Shanahan | 56.99 | 
| 20 | Brunner, Jack | Downingtown West | 57.00 | 
| 21 | Pachuda, Tyler | West Chester East | 57.24 | 
| 22 | Kerns, Robert | West Chester East | 57.24 | 
| 23 | Hefferan, Gavin | West Chester East | 57.24 | 
| 24 | Turner, Robert | Coatesville | 57.50 | 
| 25 | Suby, Pranav | Downingtown West | 57.50 | 
| 26 | Gibbons, John | Downingtown East | 57.82 | 
| 27 | Moorhead, Joseph | Downingtown West | 58.07 | 
| 28 | Clark, Joseph | West Chester East | 58.24 | 
| 29 | Williams, Zavion | Downingtown West | 58.50 | 
| 30 | Hawk, Caleb | Downingtown East | 58.66 | 
| 31 | Mullertz, Max | West Chester Henderson | 58.78 | 
| 32 | Mosquera, Thomas | Bishop Shanahan | 58.98 | 
| 33 | Heckman, Nicholas | Avon Grove | 58.98 | 
| 34 | Hollenbeck, Aidan | Downingtown West | 58.99 | 
| 35 | Conlon, Sean | Downingtown East | 59.30 | 
| 36 | Oliver, Gavin | Downingtown West | 59.50 | 
| 37 | Reger, Nathaniel | Avon Grove | 1:00.00 | 
| 38 | Roberts, Niko | Avon Grove | 1:00.25 | 
| 39 | Filipas, Mike | West Chester Henderson | 1:00.31 | 
| 40 | Wallace, Patrick | Bishop Shanahan | 1:01.18 | 
| 41 | Walsh, Connor | Downingtown East | 1:01.21 | 
| 42 | Tan, Ethan | Downingtown West | 1:01.22 | 
| 43 | Poling, Aaron | Coatesville | 1:01.34 | 
| 44 | Facciolo, Angelo | Downingtown West | 1:01.51 | 
| 45 | Breslin, Liam | Avon Grove | 1:01.80 | 
| 46 | Miller, Steven | Downingtown West | 1:02.08 | 
| 47 | Ng, Elliott | West Chester Henderson | 1:02.10 | 
| 48 | Kelly, Jack | Bishop Shanahan | 1:02.30 | 
| 49 | Varghese, Aaron | West Chester Henderson | 1:02.80 | 
| 50 | Walters, Ryan | Bishop Shanahan | 1:03.00 | 
| 51 | Birl, Gus | West Chester Henderson | 1:03.40 | 
| 52 | Norcia, Ben | Bishop Shanahan | 1:03.49 | 
| 53 | Harris, Dean | West Chester Henderson | 1:03.83 | 
| 54 | Gregory, Eric | Avon Grove | 1:04.45 | 
| 55 | Abraham-Joseph, Rahul | West Chester Henderson | 1:04.50 | 
| 56 | Hogan, Calum | West Chester Henderson | 1:04.80 | 
| 57 | Balick, Sam | Avon Grove | 1:04.91 | 
| 58 | Hughes, Alex | West Chester Henderson | 1:04.98 | 
| 59 | Mantrabuddi, Bhavesh | Downingtown West | 1:05.00 | 
| 60 | Hughes, Hunter | Bishop Shanahan | 1:05.01 | 
| 61 | Deitrich, Robert | Avon Grove | 1:05.42 | 
| 62 | Cappello, Dan | Downingtown West | 1:06.00 | 
| 63 | Moore, Tristan | West Chester Henderson | 1:06.31 | 
| 64 | Kress, Ethan | West Chester Henderson | 1:06.70 | 
| 65 | Dawson, Liam | West Chester Henderson | 1:07.20 | 
| 66 | Marczely, Joey | Avon Grove | 1:08.00 | 
| 67 | Aller, Jack | West Chester Henderson | 1:08.28 | 
| 68 | Cortes, Will | West Chester Henderson | 1:08.80 | 
| 69 | Chiusana, Alexander | Avon Grove | 1:09.48 | 
| 70 | Gomez, Josue | Downingtown West | 1:09.66 | 
| 71 | Campbell, Nicholas | Avon Grove | 1:11.12 | 
| 72 | Subramanian, Luke | Avon Grove | 1:12.14 | 
| 73 | Colson, Robby | West Chester Henderson | 1:12.92 | 
| 74 | Carangan, Dean | Bishop Shanahan | NT | 
| 75 | Wesley, Aaron | Coatesville | NT | 
| 76 | Stocker, Jabarri | Coatesville | NT | 
| 77 | Subramanian, Luke | Avon Grove | NT |