| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kolessar, Ashley O (10)
|
MAUN-3 |
1:10.67 |
1:09.64 |
-1.03 |
| 2 |
Waslyn, Rylee E (10)
|
MAWAC |
1:11.22 |
1:10.47 |
-0.75 |
| 3 |
Evans, Olivia M (10)
|
MASEA |
1:13.09 |
1:15.32 |
2.23 |
| 4 |
McNulty, Mary Frances T (10)
|
MACBST |
1:18.82 |
1:16.11 |
-2.71 |
| 5 |
Sandock, Leah J (10)
|
MALAC |
1:16.16 |
1:16.26 |
0.10 |
| 6 |
Cassidy, Megan E (10)
|
MAGRA |
1:16.88 |
1:16.46 |
-0.42 |
| 7 |
Agne, Kira W (9)
|
MAWAC |
1:16.58 |
1:16.59 |
0.01 |
| 8 |
Szerencsits, Olivia S (10)
|
MAPAAC |
1:16.44 |
1:16.86 |
0.42 |
| 9 |
Petrakis, Nyah M (10)
|
MACBST |
1:17.67 |
1:17.08 |
-0.59 |
| 10 |
Saul, Yuran A (10)
|
MAJRAY |
1:16.56 |
1:18.55 |
1.99 |
| 11 |
Turco, Lily M (10)
|
MAGRA |
1:16.72 |
1:18.63 |
1.91 |
| 12 |
Holtsberg, Cathryn F (10)
|
MASSC |
1:19.41 |
1:19.49 |
0.08 |
| 13 |
Wilson, Mekhi S (10)
|
MASSC |
1:19.39 |
1:22.31 |
2.92 |