| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Eruslanova, Ekaterina (12)
|
MASSC |
1:02.42 |
1:04.21 |
1.79 |
| 1 |
Margerison, Lauren E (12)
|
MAPWAC |
1:15.51 |
1:13.05 |
-2.46 |
| 1 |
Robertson, Katherine A (12)
|
MAEAAC |
1:21.37 |
1:20.12 |
-1.25 |
| 2 |
Bevenour, Holly E (12)
|
MARAD |
1:06.94 |
1:08.22 |
1.28 |
| 2 |
Rozes, Isabel K (11)
|
MAEAAC |
1:15.88 |
1:15.40 |
-0.48 |
| 2 |
Markakis, Georgia (12)
|
MATRI |
|
1:22.59 |
- |
| 3 |
An, Michelle N (12)
|
MAWAP |
1:09.29 |
1:10.52 |
1.23 |
| 3 |
Londo, Maya E (11)
|
MANSC |
1:15.91 |
1:15.68 |
-0.23 |
| 3 |
Lee, Min K (12)
|
MAWAP |
1:25.43 |
1:24.45 |
-0.98 |
| 4 |
Truskett, Savannah F (12)
|
MAWAP |
1:07.59 |
1:11.19 |
3.60 |
| 4 |
Szumski, Caitlyn E (12)
|
MANSC |
1:19.18 |
1:17.08 |
-2.10 |
| 4 |
Aloi, Beatrice (12)
|
MABSC |
|
1:25.82 |
- |
| 5 |
Kitsul, Kristina (11)
|
MAPWAC |
1:12.19 |
1:12.27 |
0.08 |
| 5 |
Quance, Luscinia M (12)
|
MAWAP |
1:18.54 |
1:17.73 |
-0.81 |
| 5 |
Kelly, Ava L (12)
|
MABSC |
|
1:26.89 |
- |
| 6 |
Goetz, Peyton M (11)
|
MAWAP |
1:13.35 |
1:13.88 |
0.53 |
| 6 |
Wilford, Brooke M (12)
|
MACAA |
1:15.50 |
1:18.02 |
2.52 |
| 6 |
Hillman, Anna C (11)
|
MACAA |
1:24.28 |
1:28.83 |
4.55 |
| 7 |
Marvel, Natalie G (11)
|
MAWAP |
1:24.82 |
1:32.80 |
7.98 |
| 8 |
Baicoianu, Ada (11)
|
MAUMAC |
2:22.78 |
1:34.49 |
-48.29 |
| 9 |
Waterhouse, Adeline E (11)
|
MAWAP |
1:44.67 |
1:37.04 |
-7.63 |
| 10 |
Sooter, Aubrey (11)
|
MAUN |
|
2:04.23 |
- |
|
Bloomfield, Gianna G (12)
|
MARAD |
1:18.13 |
NS |
- |
|
Juliano-Smith, Lilianna N (12)
|
MATRI |
1:31.53 |
NS |
- |
|
Davey, Arden K (12)
|
MAEAAC |
1:21.32 |
NS |
- |
|
Lissack, Julia C (12)
|
MABSC |
|
NS |
- |
|
Leech, Grace I (11)
|
MABSC |
1:30.51 |
NS |
- |