| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pokines, Addison J (16)
|
ADSCHE |
1:04.72 |
1:03.61 |
-1.11 |
| 2 |
Felix, Morgan A (17)
|
ADSCHE |
1:09.28 |
1:10.09 |
0.81 |
| 3 |
Versaci, Rosemarie A (17)
|
ADSCHE |
1:09.56 |
1:10.22 |
0.66 |
| 4 |
Fuson, Jami M (16)
|
ADSCHE |
1:11.79 |
1:12.55 |
0.76 |
| 5 |
Bogdanowicz-Wilson, Emma K (16)
|
ADSCHE |
1:14.79 |
1:12.76 |
-2.03 |
| 6 |
Amedio, Mea K (15)
|
ADSCHE |
1:11.56 |
1:13.05 |
1.49 |
| 7 |
O'Donnell, Maura E (14)
|
ADUN |
1:14.02 |
1:14.30 |
0.28 |
| 8 |
Edwards, Emma K (17)
|
ADSCHE |
1:10.58 |
1:14.54 |
3.96 |
| 9 |
Lyons, Abigail M (15)
|
ADSCHE |
1:14.13 |
1:16.71 |
2.58 |
| 10 |
Cho, Caitlin E (15)
|
ADSCHE |
1:17.98 |
1:19.04 |
1.06 |
| 11 |
Tandlmayer, Elizabeth A (15)
|
ADSCHE |
1:17.93 |
1:19.29 |
1.36 |
| 12 |
Morse, Sophia E (15)
|
ADUN |
1:23.90 |
1:25.45 |
1.55 |