| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Love, Rachel P (15)
|
ADSCHE |
18:20.00 |
17:52.66 |
-27.34 |
| 2 |
Hoffman, Emma K (16)
|
ADCPP |
18:15.87 |
18:30.34 |
14.47 |
| 3 |
Sands, Samantha B (13)
|
ADCPP |
21:55.30 |
19:09.63 |
-165.67 |
| 4 |
Stoup, Anna L (12)
|
ADCPP |
|
19:12.28 |
- |
| 5 |
Valerian, Caitie G (15)
|
ADDELM |
|
19:25.51 |
- |
| 6 |
Pazderski, Taylor R (17)
|
ADCPP |
19:24.96 |
19:40.51 |
15.55 |
| 7 |
Owens, Kaci C (15)
|
ADCPP |
19:18.90 |
19:43.61 |
24.71 |
| 9 |
Jerabek, Ulka G (15)
|
ADDELM |
20:15.98 |
19:51.10 |
-24.88 |
| 10 |
Wheeler, Rachel C (15)
|
ADCPP |
21:04.24 |
19:54.76 |
-69.48 |
| 11 |
Silaika, Isabella R (18)
|
ADCPP |
20:04.24 |
19:56.31 |
-7.93 |
| 12 |
Jurgelon, Amanda M (14)
|
ADGUY |
19:30.00 |
19:56.32 |
26.32 |
| 13 |
Silaika, Sophia G (14)
|
ADCPP |
20:14.66 |
19:57.50 |
-17.16 |
| 14 |
McCoy, Sophia H (13)
|
ADCPP |
|
20:05.76 |
- |
| 15 |
McKinley, Julia L (13)
|
ADBSPA |
21:35.26 |
20:08.25 |
-87.01 |
| 16 |
Bieniek, Allison M (12)
|
ADCPP |
|
20:21.97 |
- |
| 17 |
Ball, Clarissa H (13)
|
ADALBS |
23:45.84 |
20:31.49 |
-194.35 |
| 18 |
Boenau, Carlye Ana T (13)
|
ADBFIN |
|
20:33.58 |
- |
| 19 |
Gerard, Emily E (16)
|
ADALBS |
21:00.71 |
20:47.18 |
-13.53 |
| 20 |
Palmer, Rachel J (18)
|
ADGRGF |
21:49.38 |
20:58.49 |
-50.89 |
| 21 |
Nadeau, Audrey E (17)
|
ADALBS |
19:38.28 |
21:18.04 |
99.76 |
| 22 |
McDermott, Maeve E (14)
|
ADUSAM |
|
21:30.89 |
- |
| 23 |
Gall, Eloise (14)
|
ADALBS |
|
22:11.82 |
- |
| 24 |
Pagnotta, Kaley A (17)
|
ADALBS |
21:18.90 |
22:14.06 |
55.16 |
| 25 |
Lockwood, Eliza M (16)
|
ADGRGF |
22:30.00 |
22:22.40 |
-7.60 |
| 26 |
Hennessy, Caroline J (16)
|
ADALBS |
|
22:37.58 |
- |
| 27 |
Bowerman, Audrey L (13)
|
ADDELM |
|
22:47.25 |
- |
| 28 |
Harmon, Anna E (15)
|
ADSARY |
|
23:58.81 |
- |