| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Schwedler, Joy R (12)
|
MACBST |
1:18.01 |
1:17.51 |
-0.50 |
| 1 |
Holtsberg, Cathryn F (11)
|
MASSC |
1:25.82 |
1:24.62 |
-1.20 |
| 1 |
Ceribelli, Lila G (12)
|
MACAA |
1:29.40 |
1:31.34 |
1.94 |
| 2 |
Bohm, Melanie J (12)
|
MACAA |
1:16.33 |
1:17.75 |
1.42 |
| 2 |
Jucewicz, Brianna L (11)
|
MACBST |
1:26.02 |
1:26.90 |
0.88 |
| 2 |
Mulhern, Katie M (12)
|
MACAA |
1:29.49 |
1:35.15 |
5.66 |
| 3 |
Shields, Emma L (11)
|
MACAA |
1:21.58 |
1:26.26 |
4.68 |
| 3 |
Durboraw, Anna M (11)
|
MAJRAY |
1:26.36 |
1:27.34 |
0.98 |
| 3 |
Evans, Alexandra M (11)
|
MAJRAY |
1:36.36 |
1:37.10 |
0.74 |
| 4 |
McCouch, Sandra L (11)
|
MALMOR |
1:26.13 |
1:28.62 |
2.49 |
| 4 |
Angelucci, Jenna L (12)
|
MAJRAY |
1:33.31 |
1:37.83 |
4.52 |
| 5 |
Okongwu, Amara R (12)
|
MASERP |
1:28.49 |
1:32.48 |
3.99 |
| 5 |
Balduccini, Nicole L (12)
|
MALMAC |
1:43.17 |
1:40.11 |
-3.06 |
| 6 |
Henry, Kameryn L (11)
|
MASERP |
1:43.28 |
1:40.38 |
-2.90 |
| 7 |
McElwain, Audrey S (11)
|
MAJRAY |
1:36.68 |
1:41.54 |
4.86 |
| 8 |
Bryson, Morgan S (12)
|
MASERP |
1:41.14 |
1:41.75 |
0.61 |
| 9 |
McKiernan, Shannon L (11)
|
MAJRAY |
1:44.74 |
1:50.91 |
6.17 |
|
Van Stone, Catherine L (11)
|
MAGAAC |
1:31.71 |
NS |
- |
|
McCallum, Katherine A (12)
|
MAGAAC |
1:45.91 |
NS |
- |
|
Mascaro, Sofia J (12)
|
MAGAAC |
1:36.48 |
NS |
- |
|
Forti, Olivia H (11)
|
MAGAAC |
1:43.53 |
NS |
- |
|
Salisbury, Jemma L (11)
|
MASERP |
|
NS |
- |
|
Schwab, Solomaya F (12)
|
MASERP |
|
NS |
- |
|
Stewart, Reaghan C (12)
|
MACAA |
1:24.57 |
NS |
- |