| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Giles, Rylie E (15)
|
CTRAC |
17:34.49 |
17:26.30 |
-8.19 |
| 2 |
Uricchio, Jasmine L (14)
|
CTBEAR |
17:46.56 |
17:35.23 |
-11.33 |
| 3 |
Bushway, Lillian B (16)
|
ADSCHE |
17:11.52 |
17:54.18 |
42.66 |
| 4 |
Donnelly, Megan H (17)
|
MRIA |
18:07.46 |
17:56.14 |
-11.32 |
| 5 |
Peterson, Amelia R (13)
|
CTBEAR |
18:43.55 |
18:12.35 |
-31.20 |
| 6 |
Nishii-Kim, Elise H (14)
|
NIKRKN |
18:07.84 |
18:22.69 |
14.85 |
| 7 |
MacDonald, Kimberly A (17)
|
ADNHA |
17:43.25 |
18:28.30 |
45.05 |
| 8 |
Mangini, Maria J (17)
|
ADSCHE |
18:24.56 |
18:34.01 |
9.45 |
| 9 |
Nelson, Isabel M (14)
|
ADSCHE |
19:00.60 |
18:36.31 |
-24.29 |
| 10 |
Pena, Nathalie G (16)
|
NECRIM |
18:15.11 |
18:39.30 |
24.19 |
| 11 |
McSwieney, Gabriela E (15)
|
ADSCHE |
19:01.55 |
18:47.00 |
-14.55 |
| 12 |
Sheffer, Natasha G (15)
|
ADCPP |
18:45.99 |
19:01.00 |
15.01 |
| 13 |
Jensen, Jordan G (17)
|
ADSCHE |
19:59.09 |
20:13.52 |
14.43 |