| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Shiroff, Sayde M (15)
|
MACBST |
1:03.00 |
1:02.41 |
-0.59 |
| 2 |
Goroshko, Julia (15)
|
MACBST |
59.51 |
1:04.18 |
4.67 |
| 3 |
Monaghan, Abaigeal P (15)
|
MAPENN |
1:03.27 |
1:04.37 |
1.10 |
| 4 |
Cantoral, Gina L (15)
|
MAPCAC |
1:03.85 |
1:05.21 |
1.36 |
| 5 |
Doucette, Madeline l (16)
|
MAPENN |
1:07.49 |
1:08.13 |
0.64 |
| 6 |
Kearns, Abigail E (15)
|
MACBST |
1:08.73 |
1:08.32 |
-0.41 |
| 7 |
Kellner, Isabella I (15)
|
MACBST |
|
1:08.96 |
- |
| 8 |
Taylor, Kaia T (16)
|
MASERP |
1:08.36 |
1:10.01 |
1.65 |
| 9 |
Thomas, Anisah T (15)
|
MASERP |
1:08.80 |
1:10.34 |
1.54 |
| 10 |
Mikhalev, Vitalina (16)
|
MACBST |
1:07.79 |
1:12.72 |
4.93 |
| 11 |
Moore, Audra K (15)
|
MACBST |
1:16.85 |
1:13.74 |
-3.11 |
| 12 |
Luckey, Azaria S (15)
|
MASERP |
1:13.58 |
1:13.80 |
0.22 |
| 13 |
Henry, Mikayla M (15)
|
MASERP |
1:21.42 |
1:24.19 |
2.77 |
|
Yim, Natalie S (15)
|
MACBST |
1:26.58 |
NS |
- |
|
Zlotnikoff, Carly B (16)
|
MACBST |
1:06.76 |
NS |
- |
|
Thomas, Myka C (16)
|
MAUN |
1:03.87 |
NS |
- |