| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Levesque, Margot A (10)
|
CTBEAR |
3:10.49 |
3:02.75 |
-7.74 |
| 2 |
Petersen, Stephanie H (10)
|
CTLEHY |
3:18.64 |
3:03.22 |
-15.42 |
| 3 |
Brodowicz, Milena A (10)
|
CTLEHY |
3:27.03 |
3:07.56 |
-19.47 |
| 4 |
Hoang, Logan I (10)
|
CTUN |
3:27.15 |
3:09.15 |
-18.00 |
| 5 |
Zipagan, Jacqueline M (10)
|
CTBEAR |
3:25.49 |
3:09.38 |
-16.11 |
| 6 |
Leary, Allyson R (10)
|
CTUN |
3:16.59 |
3:12.71 |
-3.88 |
| 7 |
Peterson, Margaret C (10)
|
CTBEAR |
3:25.49 |
3:19.33 |
-6.16 |
| 8 |
Harhay, Lyla F (10)
|
CTMJCC |
3:21.09 |
3:21.32 |
0.23 |
| 9 |
Parent, Natalie N (8)
|
NEHYV |
3:27.71 |
3:28.36 |
0.65 |
| 10 |
Vogel, Evelyn V (10)
|
CTNCA |
|
3:30.64 |
- |
| 11 |
Li, Quanxin (10)
|
CTSAQ |
3:29.53 |
3:33.70 |
4.17 |
| 12 |
Orner, Brooke E (9)
|
MRSSC |
3:33.06 |
3:36.76 |
3.70 |
| 13 |
Giagios, Andraya B (10)
|
MRSSC |
3:42.91 |
3:41.89 |
-1.02 |
| 14 |
McLaughlin, Karlee A (10)
|
CTLEHY |
4:10.00 |
3:48.91 |
-21.09 |
| 15 |
Humber, Emmalyn C (8)
|
NEHYV |
3:45.99 |
3:51.31 |
5.32 |
| 16 |
Filotto, Celia M (10)
|
CTMJCC |
|
4:04.10 |
- |
| 17 |
Head, Michaela I (9)
|
CTWWRX |
|
4:07.37 |
- |
| 18 |
Green, Kennedy L (9)
|
MRSSC |
3:59.39 |
4:09.17 |
9.78 |