| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Horney, Alexandra J (12)
|
MRWEST |
1:08.10 |
1:07.53 |
-0.57 |
| 2 |
Jordan, Lily M (12)
|
MRWISC |
1:11.62 |
1:09.72 |
-1.90 |
| 3 |
Rigzin, Khando W (11)
|
MRLGAC |
1:11.76 |
1:11.28 |
-0.48 |
| 4 |
Galimi, Maeve O (11)
|
MRWEST |
1:15.01 |
1:11.30 |
-3.71 |
| 5 |
Canales Alvizuri, Isabella N (12)
|
MRLIE |
1:14.38 |
1:12.49 |
-1.89 |
| 6 |
Molina, Isabella E (11)
|
MRLIE |
1:15.85 |
1:14.54 |
-1.31 |
| 7 |
Dugarte, Andrea P (12)
|
MRLGAC |
1:15.04 |
1:17.44 |
2.40 |
| 8 |
Udomsilp, Natalie (11)
|
MRLGAC |
1:16.38 |
1:17.93 |
1.55 |
| 9 |
O'Sullivan, Brinan K (12)
|
MRLGAC |
1:17.80 |
1:17.98 |
0.18 |
| 10 |
Walsh, Julianne L (12)
|
MRLIE |
1:21.33 |
1:18.99 |
-2.34 |
| 11 |
Fuccillo, Ella R (11)
|
MRWISC |
1:21.60 |
1:22.70 |
1.10 |
| 12 |
Nie, Zoey (11)
|
MRLIE |
1:35.45 |
1:24.03 |
-11.42 |
| 13 |
Beleffi, Bianca (12)
|
MRLGAC |
1:22.88 |
1:24.13 |
1.25 |
| 14 |
Fraczek, Matylda (11)
|
MRLGAC |
1:28.63 |
1:24.80 |
-3.83 |
| 15 |
Qiu, Mia (12)
|
MRHYB |
1:27.02 |
1:25.70 |
-1.32 |
| 16 |
Daily, Grace A (11)
|
MRLIE |
|
1:26.80 |
- |
| 17 |
Smith, Elsie (11)
|
MRLIE |
1:28.77 |
1:28.92 |
0.15 |
| 18 |
Reed, Lauren (11)
|
MRHYB |
|
1:30.96 |
- |
| 19 |
Backus, Paige C (11)
|
MRLIE |
1:28.05 |
1:31.84 |
3.79 |
| 20 |
Castaneda, Brielle (11)
|
MRLIE |
1:30.59 |
1:32.65 |
2.06 |
| 21 |
Cui, Jasmine (11)
|
MRLIE |
|
1:34.38 |
- |
| 22 |
Martin, Caitlin E (12)
|
MRLIE |
1:35.16 |
1:39.81 |
4.65 |
| 23 |
Spottiswood, Jolie K (12)
|
MRLIE |
1:39.70 |
1:45.10 |
5.40 |
| 24 |
Hollweg, Mirabelle A (11)
|
MRHYB |
|
1:49.74 |
- |
|
Charalambous, Olivia P (12)
|
MRHYB |
1:30.97 |
DQ |
- |
|
Lama, Kesang J (12)
|
MRLGAC |
1:21.86 |
NS |
- |