| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Petrakis, Grace L (10)
|
MACBFY |
1:13.68 |
1:15.17 |
1.49 |
| 1 |
Wade, Emma M (10)
|
MASPFD |
1:27.17 |
1:22.18 |
-4.99 |
| 1 |
Hillier, Caroline R (10)
|
MASSC |
1:27.94 |
1:32.50 |
4.56 |
| 2 |
Block, Rebecca M (10)
|
MASSC |
1:26.96 |
1:20.61 |
-6.35 |
| 2 |
Jung, Seo Y (10)
|
MACBST |
1:30.53 |
1:23.57 |
-6.96 |
| 2 |
Myers, Caroline E (9)
|
MASSC |
|
1:33.17 |
- |
| 3 |
Majewski, Anna C (9)
|
MACBST |
1:36.17 |
1:24.61 |
-11.56 |
| 3 |
Reilly, Malea E (10)
|
MACBST |
|
1:33.19 |
- |
| 4 |
Hayes, Abigail K (10)
|
MALMOR |
|
1:24.94 |
- |
| 4 |
Patterson, Julienne M (10)
|
MASPFD |
1:31.85 |
1:34.42 |
2.57 |
| 5 |
Swain, Marley M (10)
|
MACBST |
|
1:25.07 |
- |
| 5 |
Sperance, Lily G (10)
|
MACBST |
1:41.06 |
1:35.02 |
-6.04 |
| 6 |
Hogan, Sadie L (9)
|
MACBST |
|
1:25.56 |
- |
| 6 |
Shackelford, Chloe A (10)
|
MACBST |
|
1:35.42 |
- |
| 7 |
Liu, Eden S (10)
|
MASSC |
1:29.03 |
1:26.15 |
-2.88 |
| 7 |
Geberth, Rebecca L (9)
|
MATHY |
1:38.48 |
1:35.61 |
-2.87 |
| 8 |
Watkins, Evangeline M (10)
|
MASSC |
1:33.58 |
1:26.57 |
-7.01 |
| 8 |
Libke, Madeleine L (10)
|
MASSC |
1:40.67 |
1:37.12 |
-3.55 |
| 9 |
Cameron, Kennedy K (10)
|
MACBST |
1:33.23 |
1:27.45 |
-5.78 |
| 9 |
Smirnova, Julia (10)
|
MASSC |
1:54.14 |
1:39.38 |
-14.76 |
| 10 |
Maltby, Elizabeth S (10)
|
MATHY |
1:35.47 |
1:29.13 |
-6.34 |
| 10 |
Ashbaugh, Yulia A (9)
|
MACBST |
|
1:40.56 |
- |
| 11 |
Parker, Julia H (9)
|
MASSC |
1:41.42 |
1:29.29 |
-12.13 |
| 11 |
Dill, Orlaith A (9)
|
MASSC |
1:45.42 |
1:41.62 |
-3.80 |
| 12 |
Bergstrom, Sylvie (10)
|
MASSC |
1:33.97 |
1:29.79 |
-4.18 |
| 12 |
Fiore, Mariella S (9)
|
MAMUHL |
1:31.42 |
1:43.02 |
11.60 |
| 13 |
Clark, Gabriella A (9)
|
MALMOR |
1:34.86 |
1:29.81 |
-5.05 |
| 13 |
Heard, Eliza M (9)
|
MATRA |
|
1:43.17 |
- |
| 14 |
Lebedinskiy, Chelsea N (10)
|
MATHY |
1:31.09 |
1:30.01 |
-1.08 |
| 14 |
Welgosh, Anika R (10)
|
MASSC |
1:50.64 |
1:43.32 |
-7.32 |
| 15 |
Scungio, Siena J (10)
|
MASSC |
1:35.90 |
1:30.78 |
-5.12 |
| 15 |
Turner, Ava M (10)
|
MATHY |
2:05.95 |
1:44.31 |
-21.64 |
| 16 |
Frustaci, Olivia (9)
|
MACBFY |
1:51.83 |
1:51.17 |
-0.66 |
| 17 |
Wegner, Abigail (9)
|
MATRA |
|
1:55.26 |
- |
| 18 |
Mastropaolo, Lillian M (9)
|
MATHY |
|
2:08.68 |
- |
| 19 |
Whitten, Georgia (9)
|
MALIFE |
2:29.99 |
2:13.56 |
-16.43 |
|
Marchenko, Alina (10)
|
MALIFE |
2:14.99 |
DQ |
- |
|
Schmitz, Nora M (9)
|
MATHY |
|
DQ |
- |
|
Hamnett, Emily A (9)
|
MATHY |
|
DQ |
- |
|
Boyle, Jillian L (10)
|
MACBST |
|
DQ |
- |