| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Park, Sue Bin (12)
|
MAUNCB |
|
1:12.81 |
- |
| 1 |
Zuo, Bonita R (11)
|
MAUN |
1:21.01 |
1:20.93 |
-0.08 |
| 1 |
Kellner, Gabriella H (11)
|
MACBST |
1:31.42 |
1:29.12 |
-2.30 |
| 2 |
Duncheskie, Grace C (12)
|
MASPFD |
1:10.74 |
1:15.47 |
4.73 |
| 2 |
Page, Zoe L (11)
|
MACBST |
1:23.93 |
1:22.58 |
-1.35 |
| 2 |
Shackelford, Madison L (12)
|
MACBST |
1:39.39 |
1:29.57 |
-9.82 |
| 3 |
Thoennes, Emma R (11)
|
MAPENN |
1:20.33 |
1:17.53 |
-2.80 |
| 3 |
Mitchell, Victoria S (12)
|
MASSC |
1:26.78 |
1:22.84 |
-3.94 |
| 3 |
McIntyre, Macayla N (12)
|
MALMOR |
1:38.37 |
1:32.64 |
-5.73 |
| 4 |
Kolessar, Kaitlyn R (11)
|
MASSC |
1:19.72 |
1:19.17 |
-0.55 |
| 4 |
Dobson, Kennedi (11)
|
MAPENN |
1:23.75 |
1:23.52 |
-0.23 |
| 4 |
Tallapragada, Harshitha (11)
|
MASSC |
1:36.26 |
1:35.67 |
-0.59 |
| 5 |
Si, Christina K (11)
|
MASSC |
1:43.40 |
1:36.21 |
-7.19 |
| 6 |
Waked, Christelle M (12)
|
MATRA |
|
1:37.56 |
- |
| 7 |
Danser, Julia A (12)
|
MATRA |
|
1:38.00 |
- |
| 8 |
Rahardjo, Seraphim C (11)
|
MASSC |
1:38.23 |
1:38.51 |
0.28 |
| 9 |
McCleskey, Maddie (11)
|
MAPENN |
1:41.67 |
1:39.39 |
-2.28 |
| 10 |
Senior, Mina (11)
|
MACBFY |
1:48.44 |
1:39.40 |
-9.04 |
| 11 |
Brandt, Madelyn R (11)
|
MASSC |
1:55.38 |
1:40.17 |
-15.21 |
| 12 |
Stankiewicz-Goldsmit, Olivi (11)
|
MASSC |
|
1:40.75 |
- |
| 13 |
Tayal, Ayesha (12)
|
MACBST |
1:43.18 |
1:40.95 |
-2.23 |
| 14 |
Bottino, Gianna M (11)
|
MACBST |
|
1:41.61 |
- |
| 15 |
Drake, Samantha (11)
|
MAPENN |
1:46.31 |
1:43.93 |
-2.38 |
| 16 |
Clarke, Kathryn (11)
|
MACBFY |
1:47.37 |
1:44.21 |
-3.16 |
| 17 |
Baicoianu, Ada (12)
|
MAUMAC |
1:44.57 |
1:45.53 |
0.96 |
| 18 |
Liu, Cheryl (11)
|
MACBFY |
|
1:46.58 |
- |
| 19 |
Steiner, Emma C (11)
|
MASSC |
1:54.68 |
1:50.27 |
-4.41 |
|
Shaffer, Kayla L (12)
|
MATHY |
1:42.71 |
NS |
- |
|
Elston, Ayanna G (11)
|
MATRA |
|
NS |
- |
|
Graham, Emily C (11)
|
MASSC |
|
NS |
- |
|
Landis, Faith M (11)
|
MALMOR |
1:30.69 |
NS |
- |