| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hofmann, Lina A (13)
|
MACBFY |
1:10.66 |
1:10.55 |
-0.11 |
| 1 |
Scharschan, Clare J (14)
|
MASSC |
1:15.84 |
1:16.03 |
0.19 |
| 1 |
Brandbergh, Analiese P (13)
|
MACBST |
1:21.69 |
1:23.28 |
1.59 |
| 2 |
Kuo, Jessica Y (13)
|
MACBST |
1:10.57 |
1:12.55 |
1.98 |
| 2 |
Holtsberg, Cathryn F (13)
|
MASSC |
|
1:16.26 |
- |
| 2 |
Slupianek, Helena (14)
|
MASSC |
1:21.65 |
1:24.31 |
2.66 |
| 3 |
Riegel, Julia K (14)
|
MACBST |
1:12.13 |
1:12.78 |
0.65 |
| 3 |
Hearn, Carolyn J (14)
|
MAGSA |
1:18.53 |
1:19.43 |
0.90 |
| 3 |
Yaegel, Grace (13)
|
MASPFD |
1:25.05 |
1:25.45 |
0.40 |
| 4 |
Gendzel, Maya C (13)
|
MASSC |
|
1:13.02 |
- |
| 4 |
Muller, Alexis M (13)
|
MAGSA |
1:19.76 |
1:19.51 |
-0.25 |
| 4 |
Bishop, Anna R (14)
|
MASOUD |
|
1:26.75 |
- |
| 5 |
Tamburrino, Mia G (13)
|
MAHHAA |
1:16.19 |
1:13.05 |
-3.14 |
| 5 |
Jucewicz, Brianna L (13)
|
MACBST |
1:18.13 |
1:19.57 |
1.44 |
| 5 |
Sweitzer, Mary M (13)
|
MAGSA |
1:29.42 |
1:27.25 |
-2.17 |
| 6 |
Scholer, Haley N (14)
|
MACBST |
1:11.32 |
1:14.38 |
3.06 |
| 6 |
Burke, Bryana N (13)
|
MACBST |
|
1:20.39 |
- |
| 6 |
McCallion, Evelyn R (13)
|
MACBST |
1:25.41 |
1:27.38 |
1.97 |
| 7 |
Petrakis, Nyah M (13)
|
MACBST |
1:12.26 |
1:15.25 |
2.99 |
| 7 |
Paglia, Sophia B (13)
|
MASSC |
|
1:21.74 |
- |
| 7 |
Growney, Riley J (14)
|
MACBST |
1:31.05 |
1:28.24 |
-2.81 |
| 8 |
Sabalaske, Emma C (13)
|
MAGSA |
1:15.83 |
1:15.42 |
-0.41 |
| 8 |
Yuen, Samantha K (13)
|
MACBST |
|
1:29.42 |
- |
| 9 |
Stimmel, Avery (14)
|
MAGSA |
1:12.61 |
1:15.64 |
3.03 |
| 9 |
Rayer, Anne-Aurora (13)
|
MASSC |
|
1:30.95 |
- |
| 10 |
Growney, Devyn J (13)
|
MACBST |
1:34.24 |
1:33.60 |
-0.64 |
| 11 |
Olsen, Livia C (14)
|
MACBST |
1:38.48 |
1:38.01 |
-0.47 |
|
Capaldi, Alayna C (14)
|
MASOUD |
1:20.27 |
NS |
- |
|
Acker, Lilly E (13)
|
MACBST |
1:31.70 |
NS |
- |