| 2021 Personal Bests | |
| Taylor Pangburn (11) | 18:39.4 |
| Adelin Patterson (12) | 19:42.0 |
| Lauren Hamilton (11) | 19:45.7 |
| Olivia Johnson (12) | 20:13.6 |
| Madison Lira (11) | 21:11.6 |
| Kambree Eberly (9) | 21:29.4 |
| Kaitlyn Snook (11) | 21:29.6 |
| Bea Arizzi (12) | 22:11.7 |
| Grace Brooks (10) | 23:41.5 |
| Katie Schupbach (10) | 25:01.5 |
| Lauren Verburg (9) | 25:22.7 |
| Hannah Pouillon (10) | 27:04.5 |
| Emily Wallas (10) | DNF |
| Anya Heany (10) | DNR |
| Emma Shilton (10) | DNR |
| Ryleigh Mauk (10) | DNR |
| Rylie Hunter (10) | DNR |