| Athlete | Team | Seed | |
|---|---|---|---|
| 1 | Sanders, Jade | Abington Friends | 1:01.29 |
| 2 | Saviour-Harrell, Jaida | Pottsgrove | 1:02.41 |
| 3 | Carruthers, Anna | Phoenixville Area | 1:03.46 |
| 4 | Miller, Maddie | West Chester Rustin | 1:03.58 |
| 5 | Mapp, Arya | Pottsgrove | 1:04.00 |
| 6 | White, Lena | Abington Friends | 1:04.00 |
| 7 | Mapp, Alina | Pottsgrove | 1:04.30 |
| 8 | Johnson, Tasiyah | York County School of Technology | 1:04.72 |
| 9 | Hakes, Allyson | Pottsgrove | 1:04.77 |
| 10 | Sward, Hailey | Downingtown West | 1:05.96 |
| 11 | Birdsell, Emily | Phoenixville Area | 1:07.40 |
| 12 | Caulder, Zaida | Avon Grove | 1:08.03 |
| 13 | Vaughan, Lauren | Pottsgrove | 1:08.27 |
| 14 | Boyd, Rylee | Avon Grove | 1:08.46 |
| 15 | Scoville, Gianna | Regina Luminis Academy | 1:08.47 |
| 16 | Semeao, Ann | West Chester Rustin | 1:08.52 |
| 17 | Caronia, Alex | West Chester Henderson | 1:08.55 |
| 18 | Fuhr, Mya | Downingtown West | 1:08.72 |
| 19 | McElhiney, Peyton | West Chester Henderson | 1:09.00 |
| 20 | Brochet, Lizzie | Downingtown West | 1:09.50 |
| 21 | Reed, Josephine | Phoenixville Area | 1:09.61 |
| 22 | Morris, Sadi | West Chester Henderson | 1:09.90 |
| 23 | Musonge, Meléa | Abington Friends | 1:10.00 |
| 24 | O'Donnell, Morgan | Avon Grove | 1:10.00 |
| 25 | Rochon, Taylor | Downingtown West | 1:10.00 |
| 26 | Latham, Harper | Pottsgrove | 1:10.48 |
| 27 | Martin, Kristin | Westtown School | 1:10.50 |
| 28 | Noce, Isabella | West Chester Henderson | 1:10.78 |
| 29 | Duffie, Leila | West Chester Rustin | 1:10.83 |
| 30 | Rieger, Brynlea | West Chester Henderson | 1:10.88 |
| 31 | Dirani, Anna | West Chester Henderson | 1:11.21 |
| 32 | Rockefeller, Arianna | Unionville | 1:12.48 |
| 33 | Bender, Riley | West Chester Henderson | 1:12.68 |
| 34 | Cavanaugh, Avery | Unionville | 1:12.83 |
| 35 | Hill, Alyson | Avon Grove | 1:13.13 |
| 36 | Stein, Delaney | Avon Grove | 1:13.33 |
| 37 | Ziemniak, Julia | West Chester Henderson | 1:13.52 |
| 38 | Guizzetti, Lily | Avon Grove | 1:13.53 |
| 39 | Whelan, Morgan | Downingtown West | 1:13.68 |
| 40 | Plavcan, Collette | West Chester Henderson | 1:13.75 |
| 41 | Klara, Rachel | West Chester Henderson | 1:13.94 |
| 42 | Bennet, Eliana | Avon Grove | 1:14.00 |
| 43 | Gilroy, Jaclyn | Unionville | 1:14.36 |
| 44 | Bovard, Madeline | Unionville | 1:14.43 |
| 45 | Nam, Anna | Unionville | 1:14.46 |
| 46 | Heraghty, Niamh | West Chester Henderson | 1:14.74 |
| 47 | Finkbiner, Ashley | Downingtown West | 1:14.82 |
| 48 | Brandon, Kendall | West Chester Henderson | 1:14.88 |
| 49 | Buthune, Jahrah | Abington Friends | 1:14.92 |
| 50 | Williams, Rihanna | Abington Friends | 1:15.00 |
| 51 | Wysocki, Anna | Avon Grove | 1:15.12 |
| 52 | Turner, Amara | Abington Friends | 1:15.23 |
| 53 | Volpe, Cecelia | Regina Luminis Academy | 1:15.26 |
| 54 | Leinbach, Krista | Pottstown | 1:15.45 |
| 55 | Maurer, Lindsay | Phoenixville Area | 1:15.48 |
| 56 | Skomorucha, Leah | West Chester Henderson | 1:15.93 |
| 57 | Kleckner, Zoe | West Chester Henderson | 1:16.42 |
| 58 | Gray, Leah | Avon Grove | 1:16.47 |
| 59 | Russell, Ana | Downingtown West | 1:17.00 |
| 60 | Cohen, Maddox | West Chester Henderson | 1:17.12 |
| 61 | Jadhav, Eesha | West Chester Henderson | 1:17.39 |
| 62 | Kalogredis, Sophia | Downingtown West | 1:17.56 |
| 63 | Richardson, Maggie | Unionville | 1:18.00 |
| 64 | Robinson, Cailyn | Downingtown West | 1:18.23 |
| 65 | Day, Ellie | Unionville | 1:18.43 |
| 66 | Reeves, Sydney | Downingtown West | 1:18.55 |
| 67 | Godin, Eve | West Chester Henderson | 1:18.60 |
| 68 | Davidson, Emma | West Chester Henderson | 1:18.94 |
| 69 | Grazela, Lily | Unionville | 1:18.98 |
| 70 | Stevenson, Helena | Phoenixville Area | 1:19.00 |
| 71 | Patarcity, Elena | West Chester Henderson | 1:19.82 |
| 72 | Smith, Hazel | Unionville | 1:20.53 |
| 73 | Derval, Camille | Regina Luminis Academy | 1:21.00 |
| 74 | Hahs, Madison | Avon Grove | 1:21.66 |
| 75 | Scheetz, Hannah | West Chester Henderson | 1:21.95 |
| 76 | Evangelista, Juliet | Unionville | 1:22.50 |
| 77 | Maxcy, Orla | Abington Friends | 1:23.30 |
| 78 | Podulka, Katie | Abington Friends | 1:23.50 |
| 79 | Kriebel, Ava | West Chester Henderson | 1:24.67 |
| 80 | Bosket, Jaela | Abington Friends | 1:25.00 |
| 81 | Colson, Paige | West Chester Henderson | 1:25.55 |
| 82 | Clarke, Violet | Downingtown West | 1:25.99 |
| 83 | Lusi, Grace | West Chester Henderson | 1:26.38 |
| 84 | Carroll, Alexis | Abington Friends | 1:26.94 |
| 85 | Early, Ada | Avon Grove | 1:27.37 |
| 86 | Rineer, Emily | Avon Grove | 1:27.78 |
| 87 | Walker, Camryn | Avon Grove | 1:31.47 |
| 88 | Mills, Sadie | Abington Friends | 1:35.00 |
| 89 | Coleman, Sydney | Abington Friends | 1:35.00 |
| 90 | Tapia, Precilla | Abington Friends | 1:35.03 |