| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Preski, Emma J (17)
|
ADNHA |
1:05.35 |
1:04.35 |
-1.00 |
| 2 |
Loiacano, Reina L (12)
|
ADCLIN |
1:05.42 |
1:06.68 |
1.26 |
| 3 |
Russo, Olivia G (15)
|
ADCLIN |
1:05.84 |
1:07.03 |
1.19 |
| 4 |
Meka, Olivia G (10)
|
ADCANA |
1:09.39 |
1:09.39 |
0.00 |
| 5 |
Soika, Abigail N (15)
|
ADCLIN |
1:08.31 |
1:11.56 |
3.25 |
| 6 |
Papandrea, Anna C (16)
|
ADNHA |
1:15.13 |
1:13.84 |
-1.29 |
| 7 |
Gormley, Lillian G (12)
|
ADONEI |
1:11.12 |
1:14.68 |
3.56 |
| 8 |
Konkol, Kya N (15)
|
ADUN |
1:15.00 |
1:15.01 |
0.01 |
| 9 |
Doucet, Annabelle P (15)
|
ADADDI |
1:13.01 |
1:16.82 |
3.81 |
| 10 |
Roy, Abigail A (15)
|
ADADDI |
1:13.45 |
1:17.43 |
3.98 |
| 11 |
Rodegher, Madeline E (12)
|
ADONEI |
1:16.59 |
1:19.35 |
2.76 |
| 12 |
D'Ambrosio, Grace M (16)
|
ADNHA |
1:31.19 |
1:20.87 |
-10.32 |
| 13 |
Ryan, Lucy E (11)
|
ADONEI |
1:26.29 |
1:24.02 |
-2.27 |
|
Gemelli, Gabriella M (12)
|
ADONEI |
|
NS |
- |