| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rinn, Morgan (14)
|
MRLIE |
59.70 |
59.81 |
0.11 |
| 2 |
Wilkins, Hazel S (13)
|
MRLIE |
1:01.86 |
1:01.49 |
-0.37 |
| 3 |
Welcome, Shannon R (14)
|
MRLIE |
1:01.15 |
1:02.07 |
0.92 |
| 4 |
Pompay, Melody R (15)
|
MRLIE |
1:06.03 |
1:03.75 |
-2.28 |
| 5 |
Walsh, Fiona M (14)
|
MRLIE |
1:03.26 |
1:04.45 |
1.19 |
| 6 |
Henn, Isabel R (16)
|
MRLIE |
1:06.63 |
1:06.63 |
0.00 |
| 7 |
Zimmerman, Marley G (13)
|
MRLIE |
1:05.05 |
1:07.03 |
1.98 |
| 8 |
Rappaport, Molly M (12)
|
MRLIE |
1:06.23 |
1:07.35 |
1.12 |
| 9 |
Burns, Emily F (15)
|
MRLIE |
1:06.73 |
1:07.94 |
1.21 |
| 10 |
Walsh, Stephanie M (13)
|
MRLIE |
1:04.91 |
1:10.18 |
5.27 |
| 11 |
Horan, Kristina E (15)
|
MRLIE |
1:16.94 |
1:14.79 |
-2.15 |
| 12 |
Hou, Isabelle (12)
|
MRLIE |
1:34.71 |
1:14.90 |
-19.81 |
| 13 |
O'Connor, Bridget K (13)
|
MRLIE |
1:25.74 |
1:15.12 |
-10.62 |
| 14 |
Jhong, Sara (13)
|
MRLIE |
1:11.00 |
1:16.58 |
5.58 |
| 15 |
O'Connell, Maggie S (13)
|
MRLIE |
1:18.59 |
1:17.46 |
-1.13 |
| 16 |
Herrera, Loana A (15)
|
MRLIE |
|
1:18.36 |
- |
| 17 |
McLaughlin, Sophia (13)
|
MRLIE |
|
1:22.96 |
- |
| 18 |
Cassetta, Jamie L (15)
|
MRLIE |
1:19.82 |
1:23.49 |
3.67 |
| 19 |
O'Connell, Siobhan B (11)
|
MRLIE |
1:23.10 |
1:23.68 |
0.58 |
| 20 |
Eisenberg, Sarah J (11)
|
MRLIE |
|
1:47.80 |
- |
|
McWilliam, Katherine E (11)
|
MRLIE |
|
DQ |
- |
|
Giordano, Sofia R (10)
|
MRLIE |
1:45.32 |
NS |
- |