| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gutierrez, Valeria (12)
|
MREHY |
1:15.20 |
1:14.89 |
-0.31 |
| 2 |
Van Tassel, Avery (12)
|
MRCSDC |
1:17.39 |
1:15.17 |
-2.22 |
| 3 |
Pitches, Daisy M (11)
|
MREHY |
1:28.36 |
1:18.74 |
-9.62 |
| 4 |
Giagios, Andraya B (11)
|
MRSSC |
1:19.87 |
1:19.93 |
0.06 |
| 5 |
Casadei-Berwind, Rebecca C (11)
|
MRTVSC |
1:26.03 |
1:20.91 |
-5.12 |
| 6 |
Hogger, Annika R (12)
|
MRFA |
1:27.02 |
1:23.01 |
-4.01 |
| 7 |
Marotta, Alexa P (12)
|
MRSSC |
1:33.43 |
1:25.71 |
-7.72 |
| 8 |
Young, Sydney B (12)
|
MRSSC |
1:30.73 |
1:26.65 |
-4.08 |
| 9 |
Zambriski, Mackenzie A (12)
|
MRSSC |
1:30.00 |
1:28.17 |
-1.83 |
| 10 |
Zakharova, Dasha (11)
|
MRTVSC |
1:31.81 |
1:29.35 |
-2.46 |
| 11 |
Chin, Amanda K (11)
|
MRUN |
1:27.99 |
1:33.14 |
5.15 |
| 12 |
Leon, Ashley C (12)
|
MREHY |
1:32.05 |
1:33.94 |
1.89 |
| 13 |
Parrish, Isabella M (12)
|
MRSSC |
1:42.38 |
1:38.51 |
-3.87 |
| 14 |
Metz, Lylah R (11)
|
MREHY |
1:42.12 |
1:42.53 |
0.41 |
| 15 |
Seale, Kayla R (11)
|
MRTVSC |
1:38.00 |
1:43.67 |
5.67 |
| 16 |
Schneider, Holly P (11)
|
MRSSC |
1:50.00 |
1:46.54 |
-3.46 |
|
Mozian, Alexis P (12)
|
MRSSC |
1:32.05 |
DQ |
- |
|
Schrader, Eva K (12)
|
MRSSC |
1:35.76 |
NS |
- |
|
Platti, Grace (11)
|
MRCSDC |
1:25.14 |
NS |
- |