| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Zuo, Bonita R (10)
|
MAUN |
1:03.78 |
1:04.66 |
0.88 |
| 1 |
Stevenson, Abigail (10)
|
MAGSA |
1:11.91 |
1:12.33 |
0.42 |
| 1 |
Messmer, Gabriella B (9)
|
MAGSA |
1:28.16 |
1:20.07 |
-8.09 |
| 2 |
Kellner, Gabriella H (10)
|
MACBST |
1:08.28 |
1:04.70 |
-3.58 |
| 2 |
English, Penelope L (9)
|
MAFCA |
1:17.88 |
1:12.76 |
-5.12 |
| 2 |
Hillier, Caroline R (9)
|
MASSC |
1:26.91 |
1:21.80 |
-5.11 |
| 3 |
Brandt, Madelyn R (10)
|
MAUN-S |
1:09.10 |
1:07.67 |
-1.43 |
| 3 |
Tallapragada, Harshitha (10)
|
MASSC |
1:16.45 |
1:14.19 |
-2.26 |
| 3 |
Rahardjo, Seraphim C (10)
|
MASSC |
1:36.57 |
1:23.94 |
-12.63 |
| 4 |
Mottershead, Freya L (10)
|
MACBFY |
1:11.27 |
1:08.95 |
-2.32 |
| 4 |
Poon, Jaime C (10)
|
MACBST |
1:31.70 |
1:14.46 |
-17.24 |
| 4 |
Shapiro, Sarah (10)
|
MACBFY |
1:29.93 |
1:25.25 |
-4.68 |
| 5 |
Majewski, Madeline J (10)
|
MACBST |
1:12.07 |
1:09.61 |
-2.46 |
| 5 |
Stankiewicz-Goldsmit, Olivia (10)
|
MAFCA |
1:19.04 |
1:14.80 |
-4.24 |
| 5 |
Jung, Seo Y (9)
|
MACBST |
|
1:25.67 |
- |
| 6 |
Petrakis, Grace L (9)
|
MACBFY |
1:17.31 |
1:10.20 |
-7.11 |
| 6 |
O'Connor, Bryn C (9)
|
MAHHAA |
|
1:14.93 |
- |
| 6 |
Watkins, Evangeline M (9)
|
MASSC |
1:30.22 |
1:26.37 |
-3.85 |
| 7 |
McLaughlin, Ava E (10)
|
MASSC |
|
1:15.43 |
- |
| 7 |
Kesisoglou, Maria (10)
|
MACBFY |
|
1:27.91 |
- |
| 8 |
Wigginton, Samantha L (9)
|
MAHHAA |
|
1:17.75 |
- |
| 8 |
Chayka, Abigail S (9)
|
MACBST |
|
1:32.44 |
- |
|
Volynsky, Alice H (9)
|
MACBST |
|
NS |
- |