| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Vergara, Viviana E (10)
|
MACBST |
1:19.76 |
1:19.87 |
0.11 |
| 2 |
Petrakis, Nyah M (10)
|
MACBST |
1:21.58 |
1:20.57 |
-1.01 |
| 3 |
Waslyn, Rylee E (10)
|
MAWAC |
1:22.15 |
1:21.82 |
-0.33 |
| 4 |
Holtsberg, Cathryn F (10)
|
MASSC |
1:26.35 |
1:26.21 |
-0.14 |
| 5 |
McNulty, Mary Frances T (10)
|
MACBST |
1:27.91 |
1:26.44 |
-1.47 |
| 6 |
Feinberg, Lindsay T (10)
|
MAEAAC |
1:28.19 |
1:26.47 |
-1.72 |
| 7 |
Sandock, Leah J (10)
|
MALAC |
1:28.47 |
1:27.23 |
-1.24 |
| 8 |
Klaehn, Alina (10)
|
MARAD |
1:30.94 |
1:27.41 |
-3.53 |
| 9 |
Harlan, Delaney G (10)
|
MAGRA |
1:26.39 |
1:27.95 |
1.56 |
| 10 |
Szerencsits, Olivia S (10)
|
MAPAAC |
1:28.86 |
1:28.05 |
-0.81 |
| 11 |
Midura, Katelin M (9)
|
MAJRAY |
1:30.86 |
1:30.83 |
-0.03 |
| 12 |
Knox, Ella F (10)
|
MACHEL |
1:32.86 |
1:30.98 |
-1.88 |
|
Burns, Jessica K (9)
|
MASOUD |
1:29.74 |
NS |
- |
|
Agne, Kira W (9)
|
MAWAC |
1:28.93 |
NS |
- |
|
Murphy, Emily G (10)
|
MAWAC |
1:32.00 |
NS |
- |