| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Frisoni, Olympia S (17)
|
ADSCHE |
59.85 |
1:00.80 |
0.95 |
| 2 |
O'Brien, Raegan M (16)
|
ADUSAM |
58.48 |
1:01.94 |
3.46 |
| 3 |
Napoli, Julia R (16)
|
ADHAWK |
1:00.96 |
1:02.92 |
1.96 |
| 4 |
Tibbetts, Emily E (15)
|
ADBENN |
1:05.29 |
1:04.14 |
-1.15 |
| 5 |
Catalano, Lucy C (17)
|
ADCPP |
1:06.69 |
1:06.15 |
-0.54 |
| 6 |
Guha, Mahika (16)
|
ADCPP |
1:03.98 |
1:06.86 |
2.88 |
| 7 |
Loiacano, Reina L (16)
|
ADNHA |
1:04.95 |
1:08.15 |
3.20 |
| 8 |
Bigwarfe, Kayleigh M (18)
|
ADDELM |
1:12.01 |
1:08.33 |
-3.68 |
| 9 |
Blodgett, Sage E (15)
|
ADDELM |
1:10.67 |
1:08.76 |
-1.91 |
| 10 |
Callanan, Shay O (16)
|
ADBENN |
1:08.16 |
1:08.84 |
0.68 |
| 11 |
Eisler, Alexis A (16)
|
ADCPP |
1:08.32 |
1:09.28 |
0.96 |
| 12 |
Morse, Sophia E (17)
|
ADDELM |
1:08.07 |
1:10.80 |
2.73 |
| 13 |
Wey, Natalie R (17)
|
ADDELM |
1:09.53 |
1:11.89 |
2.36 |
| 14 |
Park, Juhyun (17)
|
ADCLIN |
1:09.31 |
1:12.47 |
3.16 |
| 15 |
Lutz, Olivia G (15)
|
ADJJSC |
1:14.31 |
1:12.89 |
-1.42 |
| 16 |
Jaros, Abigail A (17)
|
ADNHA |
1:14.70 |
1:13.38 |
-1.32 |
| 17 |
Lynch, Rhianna M (18)
|
ADNHA |
1:09.08 |
1:13.56 |
4.48 |
| 18 |
Czajkowski, Izabella (17)
|
ADCPP |
1:11.31 |
1:15.06 |
3.75 |
| 19 |
Tuomela, Ryan E (18)
|
ADGRGF |
1:16.04 |
1:15.22 |
-0.82 |
| 20 |
McShane, Sarah M (18)
|
ADJJSC |
1:15.05 |
1:17.03 |
1.98 |
| 21 |
Reale, Margaret C (15)
|
ADNHA |
1:16.97 |
1:17.11 |
0.14 |
| 22 |
Oathout, Eve L (15)
|
ADUSAM |
1:14.01 |
1:17.67 |
3.66 |
| 23 |
Linehan, Kathryn J (16)
|
ADGRGF |
1:17.12 |
1:21.81 |
4.69 |
| 24 |
Turan, Isabelle R (16)
|
ADUSAM |
1:25.10 |
1:27.04 |
1.94 |
| 25 |
Flusche, Malia E (17)
|
ADCPP |
1:39.98 |
1:37.14 |
-2.84 |
| 26 |
Corniel, Anabel S (15)
|
ADJJSC |
|
1:46.25 |
- |