| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Killion, Natalie A (12)
|
NICLSC |
56.74 |
55.37 |
-1.37 |
| 2 |
Leighton, Evelyn S (12)
|
NISTAR |
58.61 |
57.68 |
-0.93 |
| 3 |
Tesluk, Elizabeth D (12)
|
NISTAR |
1:02.32 |
1:04.18 |
1.86 |
| 4 |
Domster, Madeline N (12)
|
NISTAR |
1:06.86 |
1:04.52 |
-2.34 |
| 5 |
Pike, Olivia R (12)
|
NISTAR |
1:03.40 |
1:04.99 |
1.59 |
| 6 |
Amer, Aya F (12)
|
NIVELO |
1:05.48 |
1:08.03 |
2.55 |
| 7 |
Berdysiak, Elizabeth C (12)
|
NICLSC |
1:11.52 |
1:08.52 |
-3.00 |
| 8 |
Lin, Isabella E (12)
|
NIVELO |
1:07.72 |
1:08.67 |
0.95 |
| 9 |
Pirigyi, Sophia J (12)
|
NISTAR |
1:06.51 |
1:08.72 |
2.21 |
| 10 |
Fosberg, Ella G (12)
|
NISTAR |
1:18.63 |
1:09.07 |
-9.56 |
| 11 |
Hull, Emily G (12)
|
NISTAR |
1:11.39 |
1:13.08 |
1.69 |
| 12 |
Brown, Haley C (12)
|
NIVELO |
|
1:14.92 |
- |
| 13 |
Chelpinski, Angelica J (12)
|
NIVELO |
1:20.70 |
1:16.95 |
-3.75 |
| 14 |
Eisenmann, Abigail E (12)
|
NISTAR |
1:19.49 |
1:18.09 |
-1.40 |
| 15 |
Denham, Myanna M (12)
|
NISTAR |
1:19.90 |
1:20.21 |
0.31 |
| 16 |
Kreinheder, Sophie A (12)
|
NISTAR |
1:25.94 |
1:22.98 |
-2.96 |
| 17 |
Tripi, Haylee E (12)
|
NIVELO |
1:21.41 |
1:24.11 |
2.70 |
| 18 |
Tothero, Katherine M (12)
|
NISTAR |
1:25.36 |
1:27.94 |
2.58 |
| 19 |
Cercone, Catarina F (12)
|
NICLSC |
|
1:30.07 |
- |
| 20 |
Doyle, Nelle F (12)
|
NISTAR |
|
1:33.11 |
- |
|
Vaccaro, Vanessa A (12)
|
NIUN |
1:05.92 |
NS |
- |
|
Delille, Beatrice F (12)
|
NIVELO |
|
NS |
- |