| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Remson, Sandy K (14)
|
CTUN-Z |
2:45.26 |
2:55.95 |
10.69 |
| 2 |
Mendribil, Mia P (14)
|
CTUN-Z |
3:00.34 |
3:01.49 |
1.15 |
| 3 |
Reinoso, Emily A (16)
|
CTUN-Z |
3:02.26 |
3:02.73 |
0.47 |
| 4 |
Wang, Katie (13)
|
MRYMID |
2:53.87 |
3:05.05 |
11.18 |
| 5 |
Laurenceau, Alyssa M (13)
|
MRYMID |
|
3:05.28 |
- |
| 6 |
Morin, Victoria J (15)
|
CTUN-Z |
3:14.01 |
3:11.71 |
-2.30 |
| 7 |
Cahaly, Emma E (14)
|
MRYMID |
|
3:15.98 |
- |
| 8 |
Christinat, Elizabeth J (13)
|
CTZEUS |
3:26.84 |
3:29.37 |
2.53 |
| 9 |
Daniel, Alexis (14)
|
MRYMID |
3:40.79 |
3:43.14 |
2.35 |
|
Petropoulos, Caroline A (13)
|
CTZEUS |
3:14.99 |
DQ |
- |