| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wallace, Maggie M (14)
|
MAMA |
17:16.62 |
17:33.38 |
16.76 |
| 2 |
Whall, Emma C (14)
|
NENE |
17:48.85 |
17:48.64 |
-0.21 |
| 3 |
Reistle, Emma J (14)
|
MAMA |
17:55.45 |
17:48.84 |
-6.61 |
| 4 |
Quinn, Erin D (13)
|
VAVSI |
18:32.51 |
18:18.31 |
-14.20 |
| 5 |
Joyce, Sydney K (14)
|
NENE |
18:05.37 |
18:19.77 |
14.40 |
| 6 |
Dixon, Alexandra M (14)
|
ADADLC |
18:37.66 |
18:19.86 |
-17.80 |
| 7 |
Paige, Adeline (14)
|
NJNJS |
18:34.18 |
18:24.34 |
-9.84 |
| 8 |
Corcoran, Annabelle G (14)
|
MRMETR |
18:43.03 |
18:29.79 |
-13.24 |
| 9 |
Thompson, Jenna R (13)
|
VAVSI |
18:15.70 |
18:30.67 |
14.97 |
| 10 |
Rogers, Rebecca A (14)
|
VAVSI |
19:02.26 |
18:30.97 |
-31.29 |
| 11 |
Redding, Madalyn J (14)
|
NENE |
18:39.99 |
18:31.69 |
-8.30 |
| 12 |
St Rose-Finear, Sydney R (14)
|
NINI |
18:47.63 |
18:36.48 |
-11.15 |
| 13 |
Sullivan, Eleanor J (13)
|
NENE |
18:58.35 |
18:36.71 |
-21.64 |
| 14 |
Longo, Caroline E (14)
|
MRMETR |
18:57.26 |
18:38.26 |
-19.00 |
| 15 |
McNulty, Joanna M (14)
|
MRMETR |
18:37.62 |
18:42.74 |
5.12 |
| 16 |
Schultz, Katie (14)
|
NINI |
18:41.26 |
18:47.26 |
6.00 |
| 17 |
Washart, Jordan L (14)
|
MAMA |
18:49.30 |
18:49.24 |
-0.06 |
| 18 |
Byrnes, Julia M (13)
|
PVPV |
18:02.93 |
18:55.52 |
52.59 |
| 19 |
Reilly, Sophie R (13)
|
PVPV |
18:30.69 |
18:56.62 |
25.93 |
| 20 |
Babel, Kristen M (13)
|
MRMETR |
19:04.55 |
19:04.88 |
0.33 |
| 21 |
Riddle, Lilly F (13)
|
MAMA |
18:27.22 |
19:09.04 |
41.82 |
| 22 |
Arefyev, Sasha A (14)
|
AMAM |
18:54.94 |
19:10.71 |
15.77 |
| 23 |
Frie, Rita C (13)
|
PVPV |
19:01.81 |
19:16.26 |
14.45 |
| 24 |
Kraff, Allyson R (13)
|
MRMETR |
19:03.63 |
19:18.01 |
14.38 |
| 25 |
Carmazzi, Brooke E (14)
|
AMAM |
19:23.54 |
19:20.15 |
-3.39 |