| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Son, Erin (13)
|
NJSCAR |
18:03.42 |
17:57.08 |
-6.34 |
| 2 |
Kehley, Claire E (14)
|
CTWRAT |
17:50.26 |
17:57.29 |
7.03 |
| 3 |
Stefanowicz, Arabella L (14)
|
AMSVSC |
18:27.18 |
18:06.19 |
-20.99 |
| 4 |
Wang, Annie (13)
|
NJSCAR |
18:17.69 |
18:07.79 |
-9.90 |
| 5 |
Gaguzis, Peri S (13)
|
AMKW |
18:02.93 |
18:09.33 |
6.40 |
| 6 |
Senglaub, Katie (14)
|
NIVICT |
18:18.82 |
18:11.13 |
-7.69 |
| 7 |
Formon, Tamsin S (14)
|
NJBAC |
18:17.07 |
18:34.31 |
17.24 |
| 8 |
Costich, Charlotte G (13)
|
NICLSC |
18:28.77 |
18:35.14 |
6.37 |
| 9 |
Senglaub, Emma (14)
|
NIVICT |
18:28.77 |
18:39.32 |
10.55 |
| 10 |
Falder, Sarah J (13)
|
CTRYWC |
18:13.24 |
18:55.47 |
42.23 |