| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Mollin, Nina S (14)
|
ILACAD |
17:26.02 |
17:00.99 |
-25.03 |
| 2 |
Wood Prince, Piper E (13)
|
ILCWAC |
17:07.29 |
17:17.16 |
9.87 |
| 3 |
Fifer, Julia M (14)
|
ILSCST |
18:30.07 |
17:38.51 |
-51.56 |
| 4 |
Larson, Marguerite L (14)
|
ILWHTN |
17:17.24 |
17:40.93 |
23.69 |
| 5 |
Ruff, Naomi J (14)
|
ILSCST |
17:40.82 |
17:43.69 |
2.87 |
| 6 |
O'Connor, Lauren E (13)
|
ILACAD |
18:34.19 |
17:57.38 |
-36.81 |
| 7 |
Szymanski, Madison E (14)
|
ILCWAC |
17:48.57 |
18:02.80 |
14.23 |
| 8 |
Bawolek, Elizabeth C (14)
|
ILSCST |
18:21.13 |
18:08.62 |
-12.51 |
| 9 |
Dembowski, Grace A (14)
|
ILPPD |
18:34.68 |
18:10.01 |
-24.67 |
| 10 |
Wills, Paris M (14)
|
ILBNSC |
18:24.31 |
18:19.59 |
-4.72 |
| 11 |
Mindock, Lacey N (14)
|
ILTIDE |
18:39.48 |
18:23.87 |
-15.61 |
| 12 |
Cherwin, Jillian A (13)
|
ILECST |
18:48.96 |
18:25.43 |
-23.53 |
| 13 |
Bokos, Remingtyn B (13)
|
ILULT |
18:32.58 |
18:31.53 |
-1.05 |
| 14 |
Holman, Lauren E (14)
|
ILBSC |
18:46.31 |
18:48.48 |
2.17 |
| 15 |
Bulman, Elise M (14)
|
ILCWAC |
18:31.54 |
18:51.69 |
20.15 |
| 16 |
Cappello, Gianna M (13)
|
ILHSC |
18:33.65 |
18:59.52 |
25.87 |