| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Khalaf, Jenna A (11)
|
NTNTN |
1:12.24 |
1:10.56 |
-1.68 |
| 2 |
Le, Ella G (12)
|
NTNTN |
1:12.58 |
1:11.61 |
-0.97 |
| 3 |
Aegerter, Gabrielle A (11)
|
NTNTN |
1:15.27 |
1:14.48 |
-0.79 |
| 4 |
Schwartz, Isabella C (12)
|
NTNTN |
1:16.29 |
1:16.94 |
0.65 |
| 5 |
Vaughan, Libby M (12)
|
NTFNW |
1:20.33 |
1:19.70 |
-0.63 |
| 6 |
Jensen, Alexis M (12)
|
WTCOM |
1:26.34 |
1:21.27 |
-5.07 |
| 7 |
Da Silva, Julia A (12)
|
NTNTN |
1:23.91 |
1:22.18 |
-1.73 |
| 8 |
Arispe, Emily G (11)
|
WTCOM |
1:25.18 |
1:23.06 |
-2.12 |
| 9 |
Diaz, Harper G (11)
|
WTCOM |
1:27.92 |
1:23.33 |
-4.59 |
| 10 |
Ryan, Amelia N (11)
|
NTFNW |
1:24.78 |
1:24.21 |
-0.57 |
| 11 |
Dowell, Rose M (11)
|
NTO2 |
1:27.29 |
1:25.51 |
-1.78 |
| 12 |
Hollaar, Claire W (11)
|
NTNTN |
1:28.77 |
1:26.78 |
-1.99 |
| 13 |
Allen, Regan E (12)
|
NTNTN |
1:29.70 |
1:28.54 |
-1.16 |
| 14 |
Dobbins, Laura C (11)
|
NTFNW |
1:28.81 |
1:30.12 |
1.31 |
| 15 |
Stubbs, Olivia F (12)
|
NTNTN |
1:34.28 |
1:33.22 |
-1.06 |
| 16 |
Nag, Anjali (12)
|
NTNTN |
1:29.62 |
1:34.10 |
4.48 |
| 17 |
DeFranco, Francesca M (11)
|
NTNTN |
|
1:35.28 |
- |
| 18 |
Bedgood, Caylee R (12)
|
NTNTN |
1:32.61 |
1:36.59 |
3.98 |
| 19 |
Smith, Lucy P (11)
|
NTNTN |
1:41.42 |
1:37.86 |
-3.56 |
| 20 |
Jimenez Lopez, Andrea (12)
|
NTNTN |
1:43.84 |
1:39.95 |
-3.89 |
| 21 |
Wolfmueller, Charlotte R (11)
|
WTCOM |
1:41.81 |
1:39.97 |
-1.84 |
| 22 |
Brock, Madeleine R (12)
|
NTNTN |
1:56.25 |
1:44.92 |
-11.33 |
| 23 |
Almasry, Malak A (11)
|
NTNTN |
|
1:51.18 |
- |
| 24 |
Erasani, Riya P (11)
|
NTNTN |
|
1:53.73 |
- |
| 25 |
Yusuf, Safoorah F (11)
|
NTO2 |
1:56.26 |
1:55.38 |
-0.88 |
|
Garza-Garcia, Gabriela S (12)
|
NTO2 |
1:40.21 |
DQ |
- |