| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hopke, Lillian G (10)
|
ADCPP |
1:17.86 |
1:13.80 |
-4.06 |
| 2 |
Corrado, Charlotte S (10)
|
MRMWDA |
1:17.54 |
1:16.30 |
-1.24 |
| 3 |
Yin, Celina C (10)
|
ADCPP |
1:34.52 |
1:21.77 |
-12.75 |
| 4 |
Hou, Irena Y (10)
|
ADDELM |
1:34.74 |
1:22.48 |
-12.26 |
| 5 |
Harpootlian, Emma L (10)
|
ADCPP |
1:23.72 |
1:25.93 |
2.21 |
| 6 |
Cummings, Amelia G (10)
|
MRMWDA |
1:28.31 |
1:26.43 |
-1.88 |
| 7 |
Sanghi, Ingrid K (10)
|
ADCPP |
1:33.85 |
1:30.53 |
-3.32 |
| 8 |
Mirel, Alexandra H (10)
|
ADALBS |
1:33.14 |
1:31.03 |
-2.11 |
| 9 |
Newcomb, Cora J (10)
|
ADHAWK |
1:33.53 |
1:32.80 |
-0.73 |
| 10 |
LaPolt, Ella J (10)
|
ADHAWK |
1:39.15 |
1:35.19 |
-3.96 |
| 11 |
Hook, Elise C (9)
|
ADCPP |
1:34.26 |
1:38.09 |
3.83 |
| 12 |
Larocca, Evelyn S (9)
|
ADHAWK |
1:39.99 |
1:39.99 |
0.00 |
| 13 |
Harder, Phoebe C (10)
|
ADUSAM |
1:39.99 |
1:40.36 |
0.37 |
| 14 |
Einsig, Adele M (10)
|
ADBENN |
1:40.00 |
1:41.54 |
1.54 |
| 15 |
Keller, Catherine E (9)
|
ADALBS |
1:40.00 |
1:48.19 |
8.19 |
| 16 |
Almeida, Millicent F (10)
|
NESNAP |
1:40.00 |
1:51.28 |
11.28 |
|
Carey, Katherine E (10)
|
MRMWDA |
1:40.00 |
2:16.25 |
36.25 |
|
Sayre, Charlotte P (9)
|
ADALBS |
1:40.00 |
DQ |
- |