| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Beu, Isabelle N (12)
|
ILSCST |
1:01.61 |
1:01.09 |
-0.52 |
| 2 |
Conic, Vera (12)
|
ILPPD |
1:02.69 |
1:02.51 |
-0.18 |
| 3 |
Limbu, Ina (12)
|
ILTIDE |
1:04.65 |
1:04.27 |
-0.38 |
| 4 |
Weingust, Emily F (12)
|
ILHOSC |
1:06.51 |
1:04.91 |
-1.60 |
| 5 |
Koral, Kate I (11)
|
ILTIDE |
1:11.24 |
1:05.33 |
-5.91 |
| 6 |
Gopu, Naishadha (12)
|
ILPPD |
1:05.25 |
1:07.71 |
2.46 |
| 7 |
Bartula, Julia H (11)
|
ILACAD |
1:08.61 |
1:07.91 |
-0.70 |
| 8 |
Houston, Ella G (12)
|
ILGSC |
1:07.76 |
1:07.93 |
0.17 |
| 9 |
Aguila, Amelia I (11)
|
ILGSC |
1:07.06 |
1:07.95 |
0.89 |
| 10 |
Tineo, Emily E (12)
|
ILTIDE |
1:08.81 |
1:08.15 |
-0.66 |
| 11 |
Thanos, Gabriella S (12)
|
ILHOSC |
1:07.03 |
1:08.50 |
1.47 |
| 12 |
Messina, Gianna G (12)
|
ILSCST |
1:12.70 |
1:08.52 |
-4.18 |
| 13 |
Rogers, Mia K (11)
|
ILHOSC |
1:07.94 |
1:08.99 |
1.05 |
| 14 |
Marquardt, Kendall L (12)
|
ILGSC |
1:08.48 |
1:09.98 |
1.50 |
| 15 |
Lee, Emmeline H (12)
|
ILPPD |
1:08.30 |
1:10.45 |
2.15 |
| 16 |
Martin, Audrey M (12)
|
ILACAD |
1:06.91 |
1:10.52 |
3.61 |
| 17 |
Casanovas, Alexandra C (11)
|
ILTIDE |
1:07.68 |
1:10.90 |
3.22 |
| 18 |
O'Connell, Molly E (11)
|
ILACAD |
1:10.60 |
1:11.09 |
0.49 |
| 19 |
Wyssman, Abigail A (11)
|
ILHOSC |
1:11.86 |
1:11.36 |
-0.50 |
| 20 |
Frum, Juliet E (12)
|
ILGSC |
1:10.90 |
1:12.28 |
1.38 |
| 21 |
Dela Cruz, Kailey T (12)
|
ILTIDE |
1:10.20 |
1:12.64 |
2.44 |
| 22 |
Gawel, Adeline K (11)
|
ILACAD |
1:12.56 |
1:13.15 |
0.59 |
| 23 |
Foreman, Elin M (12)
|
ILSCST |
1:13.44 |
1:14.08 |
0.64 |
| 24 |
Nolan, Emma M (12)
|
ILTIDE |
1:18.29 |
1:16.09 |
-2.20 |
| 25 |
Maschman, Faith M (11)
|
ILACAD |
1:18.22 |
1:16.50 |
-1.72 |
| 26 |
Rudometkin, Anna C (12)
|
ILGSC |
1:15.72 |
1:16.84 |
1.12 |
| 27 |
Fraehsdorf, Lyla N (12)
|
ILSCST |
1:18.57 |
1:17.03 |
-1.54 |
| 28 |
Schrom, Molly C (12)
|
ILWHTN |
1:16.58 |
1:17.58 |
1.00 |