| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kuo, Jessica Y (10)
|
MACBST |
1:16.82 |
1:14.46 |
-2.36 |
| 1 |
Reteneller, Riley T (9)
|
MACBST |
1:35.82 |
1:34.41 |
-1.41 |
| 1 |
Hwan, Melanie J (10)
|
MALMOR |
|
1:45.74 |
- |
| 2 |
Petrakis, Nyah M (10)
|
MACBST |
1:28.32 |
1:22.98 |
-5.34 |
| 2 |
Urbanek, Makenna D (10)
|
MACBST |
1:45.67 |
1:41.64 |
-4.03 |
| 2 |
Barkauskas, Alexandra E (9)
|
MASSC |
|
1:46.36 |
- |
| 3 |
Bergstrom, Sydney L (10)
|
MASSC |
1:33.75 |
1:29.72 |
-4.03 |
| 3 |
Eruslanova, Ekaterina (9)
|
MASSC |
|
1:41.84 |
- |
| 3 |
Growney, Devyn J (10)
|
MACBST |
1:49.36 |
1:51.94 |
2.58 |
| 4 |
Holtsberg, Cathryn F (10)
|
MASSC |
1:27.78 |
1:31.33 |
3.55 |
| 4 |
Lawton, Valerie (10)
|
MAPENN |
|
1:41.87 |
- |
| 4 |
Chi, Maggie (10)
|
MALVA |
|
1:52.49 |
- |
| 5 |
Jucewicz, Brianna L (10)
|
MACBST |
1:31.24 |
1:31.54 |
0.30 |
| 5 |
Sergent, Brooke D (9)
|
MALVA |
1:49.74 |
1:41.98 |
-7.76 |
| 5 |
Deluisi, Juliann G (10)
|
MALMOR |
|
1:54.47 |
- |
| 6 |
McCouch, Sandra L (10)
|
MALMOR |
1:34.14 |
1:31.83 |
-2.31 |
| 6 |
Blinman, Audrey T (10)
|
MASSC |
|
1:42.47 |
- |
| 6 |
Parker, Bridget E (10)
|
MACBST |
2:01.05 |
1:56.39 |
-4.66 |
| 7 |
Goodling, Erin A (10)
|
MACBST |
1:33.25 |
1:31.96 |
-1.29 |
| 7 |
Johnson, Anna K (9)
|
MASSC |
|
1:43.92 |
- |
| 7 |
Marrone, Ava S (9)
|
MACBST |
2:04.22 |
1:57.40 |
-6.82 |
| 8 |
Burns, Sarah A (10)
|
MALMOR |
|
2:01.05 |
- |
| 9 |
O'Donnell, Clare M (10)
|
MALMOR |
|
2:04.31 |
- |
|
Huffman, Rosa (9)
|
MALMAC |
1:45.68 |
NS |
- |
|
Smith, Skylar J (10)
|
MASSC |
|
NS |
- |