| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Tirch, Doriana R (14)
|
MRHVD |
1:04.96 |
1:05.84 |
0.88 |
| 2 |
Skerritt, Katherine C (14)
|
MRHVD |
1:04.80 |
1:07.49 |
2.69 |
| 3 |
Kozak, Alaina R (14)
|
MRHVD |
1:10.75 |
1:07.76 |
-2.99 |
| 4 |
Giannini, Alanah M (14)
|
MRPBAC |
1:07.49 |
1:08.20 |
0.71 |
| 5 |
Mack, Skylar R (14)
|
MRHVD |
1:07.05 |
1:08.86 |
1.81 |
| 6 |
Kregel, Marina (13)
|
MRNDAC |
1:11.59 |
1:12.21 |
0.62 |
| 7 |
Gagnon, Maryann T (14)
|
MRWSSC |
1:10.75 |
1:17.56 |
6.81 |
| 8 |
Morgan, Nella R (14)
|
MRHVD |
|
1:18.17 |
- |
| 9 |
Walsh, Leah E (13)
|
MRNBS |
1:33.30 |
1:24.83 |
-8.47 |
| 10 |
Lozza, Liliana M (13)
|
MRWSSC |
1:27.86 |
1:25.32 |
-2.54 |
| 11 |
Solinsky, Sophia (13)
|
MRPATS |
|
1:28.47 |
- |
| 12 |
Roberts, Holly S (14)
|
MRNDAC |
1:25.95 |
1:30.76 |
4.81 |
| 13 |
Numeroff, Alexandra J (14)
|
MRPATS |
|
1:31.17 |
- |
| 14 |
Rittger, Alexi E (14)
|
MRMWDA |
1:36.84 |
1:33.59 |
-3.25 |
|
Hynes, Roisin I (13)
|
MRHVD |
1:35.90 |
NS |
- |
|
Smith, Karli E (13)
|
MRNBS |
|
NS |
- |