| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fedor, Kate O (10)
|
CTZEUS |
2:57.84 |
2:59.29 |
1.45 |
| 2 |
Gonzalez, Emilianna (10)
|
MRAPEX |
NT |
3:17.29 |
197.29 |
| 3 |
McCormick, Claire E (9)
|
CTZEUS |
3:21.82 |
3:21.44 |
-0.38 |
| 4 |
Gies, Caroline C (9)
|
CTZEUS |
3:24.72 |
3:22.19 |
-2.53 |
| 5 |
Sedky, Nour-Marie (10)
|
MRRIST |
3:00.00 |
3:22.69 |
22.69 |
| 6 |
Economakos, Vasiliky * (10)
|
MRHS |
3:22.82 |
3:24.21 |
1.39 |
| 7 |
Nestler, Maura K (10)
|
MRPATS |
3:34.85 |
3:24.23 |
-10.62 |
| 8 |
Finchelstein, Gabriela (10)
|
MRRIST |
3:40.00 |
3:25.98 |
-14.02 |
| 9 |
Henson, Emma V (10)
|
MRHVD |
4:00.88 |
3:27.93 |
-32.95 |
| 10 |
Brun, Sienna R (10)
|
MRAPEX |
3:27.62 |
3:27.98 |
0.36 |
| 11 |
Gash, Alexandra M (10)
|
MRPATS |
NT |
3:38.09 |
218.09 |
| 12 |
Lin, Orly (9)
|
MRYFD |
4:03.81 |
3:41.86 |
-21.95 |
| 13 |
White, Symantha G (10)
|
MRPATS |
NT |
3:49.19 |
229.19 |
| 14 |
Lally, Keely M (9)
|
MRHS |
3:35.00 |
3:52.00 |
17.00 |
| 15 |
Fung, Maya M (9)
|
MRYFD |
NT |
3:59.12 |
239.12 |
| 16 |
Hofbauer, Amari L (9)
|
MRPATS |
3:55.74 |
4:16.30 |
20.56 |
| 17 |
Zullo, Francesca I (9)
|
CTZEUS |
4:00.00 |
4:24.35 |
24.35 |
| 18 |
Daoud, Sofia A (10)
|
MRPATS |
NT |
DQ |
- |