| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Obara, Kendall G (12)
|
MAUN |
1:17.67 |
1:18.27 |
0.60 |
| 1 |
Lee, Lana E (12)
|
MAUDAC |
1:25.46 |
1:20.42 |
-5.04 |
| 1 |
Coplan, Annabel (12)
|
MAUDAC |
|
1:21.98 |
- |
| 2 |
Kornacki, Clare A (11)
|
MAKAY |
1:25.64 |
1:22.22 |
-3.42 |
| 2 |
Li, Julia (12)
|
MAKAY |
1:21.67 |
1:23.28 |
1.61 |
| 2 |
Baker, Marissa E (12)
|
MAGNBC |
1:31.54 |
1:26.14 |
-5.40 |
| 3 |
McNulty, Mary Frances (11)
|
MACBST |
1:23.15 |
1:23.62 |
0.47 |
| 3 |
Miller, Lillian G (12)
|
MAUN |
1:32.11 |
1:26.87 |
-5.24 |
| 4 |
Renger, Abbigail (11)
|
MAUDAC |
1:25.47 |
1:23.91 |
-1.56 |
| 4 |
Mascaro, Sofia J (12)
|
MAGAAC |
1:32.53 |
1:28.82 |
-3.71 |
| 5 |
Lasmanis, Ava M (12)
|
MAUN |
1:25.25 |
1:24.00 |
-1.25 |
| 5 |
Okongwu, Ijenu U (11)
|
MASERP |
1:36.29 |
1:29.59 |
-6.70 |
| 6 |
McGarrity, Hailey (12)
|
MAMAC |
1:28.20 |
1:26.63 |
-1.57 |
| 6 |
Horner, Mallory B (11)
|
MAUN |
|
1:30.30 |
- |
| 7 |
Skalicky, Reagan A (11)
|
MAGAAC |
|
1:30.55 |
- |
| 8 |
Angelucci, Jenna L (12)
|
MAJRAY |
1:31.40 |
1:31.46 |
0.06 |
| 9 |
VanStone, Catherine L (12)
|
MAWCAC |
1:31.71 |
1:31.82 |
0.11 |
| 10 |
Greenway, Hannah R (12)
|
MALAC |
|
1:33.31 |
- |
| 11 |
Skalicky, Reese M (11)
|
MAGAAC |
|
1:33.53 |
- |
| 12 |
McElwain, Audrey S (11)
|
MAJRAY |
1:30.42 |
1:34.59 |
4.17 |
| 13 |
Bryson, Morgan S (12)
|
MASERP |
1:32.83 |
1:37.79 |
4.96 |
| 14 |
Gray, Elizabeth C (11)
|
MASERP |
1:38.24 |
1:38.72 |
0.48 |
| 15 |
Marin, Allison (11)
|
MAUDAC |
1:40.28 |
1:39.22 |
-1.06 |
| 16 |
McKiernan, Shannon L (11)
|
MAJRAY |
1:44.74 |
1:40.04 |
-4.70 |
| 17 |
Guntz, Catie R (11)
|
MATOPS |
1:41.15 |
1:44.51 |
3.36 |
| 18 |
Mueller, Ashley R (12)
|
MALAC |
1:55.31 |
1:49.52 |
-5.79 |
| 19 |
Schwab, Solomaya F (12)
|
MASERP |
2:12.86 |
2:22.63 |
9.77 |
|
Walton, Damya M (12)
|
MACHEL |
2:00.21 |
NS |
- |
|
Knox, Ella F (11)
|
MACHEL |
1:26.45 |
NS |
- |