| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Er, Melissa (12)
|
NIUN-D |
2:45.98 |
2:47.24 |
1.26 |
| 2 |
Marcyan, Chloe M (12)
|
NITTSC |
|
2:58.20 |
- |
| 3 |
Anderson, Madden M (12)
|
NIUN-C |
3:08.71 |
3:00.54 |
-8.17 |
| 4 |
Xia, Vanessa J (11)
|
NIUN-D |
3:10.74 |
3:05.01 |
-5.73 |
| 5 |
Reilly, Bridget F (11)
|
NISTAR |
|
3:14.34 |
- |
| 6 |
Chambers, Finnley G (11)
|
NEATST |
3:21.35 |
3:16.86 |
-4.49 |
| 7 |
Puzanovova, Veronika A (11)
|
NIBAAC |
3:30.23 |
3:18.83 |
-11.40 |
| 8 |
Cyr, Sadie E (12)
|
NEATST |
3:22.21 |
3:22.94 |
0.73 |
| 9 |
Kennedy, Claire A (11)
|
NEATST |
3:37.75 |
3:31.01 |
-6.74 |
| 10 |
Wamsley, Sarah E (12)
|
NIVELO |
|
3:32.42 |
- |
| 11 |
Spiridopoulos, Audrey J (11)
|
NEATST |
4:01.07 |
3:46.12 |
-14.95 |
| 12 |
Delgado, Lela R (12)
|
NEATST |
3:56.65 |
3:49.60 |
-7.05 |
| 13 |
Bruner, Zola S (11)
|
NEATST |
4:03.16 |
4:00.28 |
-2.88 |
| 14 |
Chang, Catherine (11)
|
NEATST |
|
4:00.97 |
- |
| 15 |
Gachette, Marisa B (12)
|
NIVELO |
|
4:02.19 |
- |
| 16 |
Barillari, Emma (12)
|
NIVELO |
4:11.90 |
4:03.00 |
-8.90 |
| 17 |
Philbrick, Mylie E (12)
|
NIVELO |
|
4:05.55 |
- |
|
Wilkie, Kaitlin G (12)
|
NIRAYS |
|
NS |
- |