| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pratt, Olivia A (12)
|
NMLCAT |
2:51.67 |
2:49.17 |
-2.50 |
| 2 |
Herrera, Zoey S (12)
|
NMWILD |
2:52.18 |
2:52.23 |
0.05 |
| 3 |
Van Atta, Maya P (12)
|
BDSWAT |
3:02.87 |
2:52.87 |
-10.00 |
| 4 |
Rivera Carrillo, Mabel (11)
|
TIB |
2:54.02 |
2:54.33 |
0.31 |
| 5 |
Cosgrove, Ella R (11)
|
AZFORD |
2:54.60 |
2:56.11 |
1.51 |
| 6 |
Liebertz, Mikaela J (12)
|
AZJSC |
3:00.10 |
2:56.37 |
-3.73 |
| 7 |
Anaya Moreno, Libni Elina (11)
|
CENA |
3:02.50 |
2:57.02 |
-5.48 |
| 8 |
Figueroa Padilla, Nayla (12)
|
DELS |
3:00.83 |
2:58.88 |
-1.95 |
| 9 |
Skow, Savannah E (11)
|
NMLCAT |
3:09.20 |
3:02.39 |
-6.81 |
| 10 |
Mata, Mia I (12)
|
BDSWAT |
3:18.73 |
3:08.56 |
-10.17 |
| 11 |
Rivera Ruiz, Maria Iveth (11)
|
TIB |
3:10.16 |
3:08.92 |
-1.24 |
| 12 |
Smith, Ruby A (11)
|
AZFORD |
3:09.32 |
3:09.95 |
0.63 |
| 13 |
Slater, Athena F (12)
|
BDSWAT |
3:15.20 |
3:11.33 |
-3.87 |
| 14 |
Beardsley, Jillian M (12)
|
AZFAST |
2:55.93 |
3:14.01 |
18.08 |
| 15 |
Soto-Ruiz, Mikaela R (11)
|
BDRAST |
2:56.29 |
3:16.54 |
20.25 |
| 16 |
Pifer, Lillian K (11)
|
AZFORD |
3:23.03 |
3:20.20 |
-2.83 |
| 17 |
Stadheim, Abigail R (12)
|
AZFORD |
3:22.22 |
3:21.75 |
-0.47 |
|
Kwapich, Ella S (12)
|
AZFAST |
3:05.81 |
DQ |
- |
|
Tang, Ashley (11)
|
BDRAST |
2:57.78 |
NS |
- |