| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Vana, Molly M (11)
|
NEANA |
34.15 |
32.50 |
-1.65 |
| 2 |
Donnelly, Sophia M (12)
|
NEBYB |
34.24 |
32.97 |
-1.27 |
| 3 |
Holmes, Charlotte K (11)
|
NEBYB |
32.55 |
33.32 |
0.77 |
| 4 |
Nazarian, Dalina A (12)
|
NEANA |
49.05 |
37.09 |
-11.96 |
| 5 |
Haggis, Christina R (12)
|
NEBYB |
37.57 |
37.36 |
-0.21 |
| 6 |
McLaughlin, Nora K (12)
|
NEANA |
|
37.98 |
- |
| 7 |
Kozhemiakina, Kira (11)
|
NEBYB |
37.83 |
38.49 |
0.66 |
| 8 |
Du, Betty R (11)
|
NEANA |
42.18 |
39.11 |
-3.07 |
| 9 |
Wagner, Lucy A (12)
|
NEBYB |
38.17 |
39.91 |
1.74 |
| 10 |
Zhang, Athena L (12)
|
NEANA |
|
42.43 |
- |
| 11 |
Mallick, Carly T (12)
|
NEANA |
40.56 |
44.85 |
4.29 |
| 12 |
Nair, Dhwani (12)
|
NEANA |
|
47.35 |
- |
| 13 |
Schomp, Evelyn A (11)
|
NEBYB |
48.69 |
51.20 |
2.51 |
|
Lawrence, Danielle P (12)
|
NEANA |
|
DQ |
- |
|
Sharma, Kanika (11)
|
NEANA |
|
DQ |
- |
|
Pedato, Natalie E (11)
|
NEBYB |
55.44 |
DQ |
- |