| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ross Allen, Zoe F (10)
|
MRAGUA |
1:20.31 |
1:18.89 |
-1.42 |
| 2 |
Fedoronko, Ilse O (10)
|
MRAGUA |
1:19.87 |
1:19.01 |
-0.86 |
| 3 |
Flouras, Anastasia (10)
|
MRQNS |
1:22.07 |
1:24.99 |
2.92 |
| 4 |
Lim Laurie, Maia K (10)
|
MRAGUA |
1:24.14 |
1:25.60 |
1.46 |
| 5 |
Speight-Ray, Allegra I (10)
|
MRAGUA |
2:00.47 |
1:30.53 |
-29.94 |
| 6 |
Zhang, Suri (10)
|
MRFREE |
1:49.99 |
1:37.84 |
-12.15 |
| 7 |
Marsh, Bethany J (10)
|
NEBGSC |
1:56.40 |
1:45.29 |
-11.11 |
| 8 |
Suharev, Anna (9)
|
MRMPNY |
1:45.00 |
1:49.99 |
4.99 |
| 9 |
Pomeroy, Catherine E (10)
|
MRCOND |
2:00.10 |
2:00.47 |
0.37 |
| 10 |
Winters, Paige E (9)
|
MRFREE |
|
2:12.25 |
- |
|
Atkins, Sophia A (10)
|
MRCOND |
2:00.00 |
DQ |
- |