| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Modni, Hanna R (12)
|
MRBBSC |
3:04.12 |
3:04.32 |
0.20 |
| 2 |
Gaspard, Hailey R (11)
|
MRLIAC |
3:05.53 |
3:09.47 |
3.94 |
| 3 |
McNamara, Jane (12)
|
MRBBSC |
3:27.01 |
3:11.09 |
-15.92 |
| 4 |
Somma, Angelina (12)
|
MRLIAC |
3:21.00 |
3:13.83 |
-7.17 |
| 5 |
Dubavets, Margarita (11)
|
MRLIAC |
3:20.88 |
3:15.31 |
-5.57 |
| 6 |
Gonzalez, Isabel V (11)
|
MRLIAC |
3:21.51 |
3:15.40 |
-6.11 |
| 7 |
Petrovic, Ripley J (11)
|
MRLIAC |
3:30.99 |
3:17.28 |
-13.71 |
| 8 |
Goldaber, Sarah K (12)
|
MRLIAC |
3:10.02 |
3:17.90 |
7.88 |
| 9 |
O'Connell, Kaitlyn R (12)
|
MRBBSC |
3:29.02 |
3:20.89 |
-8.13 |
| 10 |
Okodogbe, Favour E (11)
|
MRLIAC |
3:36.21 |
3:21.48 |
-14.73 |
| 11 |
Chan, Chloe (11)
|
MRLIAC |
3:37.17 |
3:21.81 |
-15.36 |
| 12 |
Dorrian, Olivia F (12)
|
MRLIAC |
3:38.00 |
3:24.09 |
-13.91 |
| 13 |
Somma, Isabella (11)
|
MRLIAC |
3:28.37 |
3:24.22 |
-4.15 |
| 14 |
Thitibordin, Kaitlyn D (12)
|
MRLIAC |
3:38.76 |
3:26.88 |
-11.88 |
| 15 |
Schneider, Alexis T (12)
|
MRLIAC |
3:30.33 |
3:29.64 |
-0.69 |
| 16 |
Tarr, Brooke O (11)
|
MRLIAC |
3:44.00 |
3:30.22 |
-13.78 |
| 17 |
Plunkett, Sara H (11)
|
MRLIAC |
3:39.00 |
3:30.97 |
-8.03 |
| 18 |
Melgar, Noelle R (12)
|
MRLIAC |
3:27.11 |
3:31.04 |
3.93 |
| 19 |
Raber, Isabella M (12)
|
MRBBSC |
3:42.15 |
3:31.59 |
-10.56 |
| 20 |
Fitzgerald, Molly H (11)
|
MRLIAC |
3:38.25 |
3:35.29 |
-2.96 |
| 21 |
DiCaprio, Julia S (12)
|
MRLIAC |
3:38.00 |
3:35.61 |
-2.39 |
| 22 |
Shao, Wenxuan (11)
|
MRLIAC |
3:47.00 |
3:41.10 |
-5.90 |
| 23 |
Epstein, Sarah E (11)
|
MRLIAC |
3:51.00 |
3:49.27 |
-1.73 |
| 24 |
Ramsaroop, Anjali R (12)
|
MRLIAC |
3:49.00 |
4:01.59 |
12.59 |