| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ebanks, Madison (12)
|
MRTRI |
26.84 |
27.50 |
0.66 |
| 2 |
Bao, Hanyu (11)
|
MRNYSA |
30.15 |
30.17 |
0.02 |
| 3 |
Palei, Nicole C (11)
|
MRTRI |
30.80 |
30.54 |
-0.26 |
| 4 |
Lan, Emelia (12)
|
NJWAVE |
31.32 |
31.87 |
0.55 |
| 5 |
Pecorale, Nicholette (12)
|
MRTRI |
33.04 |
32.19 |
-0.85 |
| 6 |
Calone, Eliana R (12)
|
MRNYSA |
33.05 |
32.97 |
-0.08 |
| 7 |
Liffey, Jaclyn (12)
|
MRTRI |
36.27 |
34.14 |
-2.13 |
| 8 |
Cojoc, Hannah E (12)
|
NJWAVE |
32.75 |
34.60 |
1.85 |
| 9 |
Abbas, Menna (12)
|
MRTRI |
32.86 |
34.87 |
2.01 |
| 10 |
McLaughlin, Arden A (12)
|
MRNYSA |
39.33 |
36.58 |
-2.75 |
| 11 |
Lazebnik, Gianetta (12)
|
MRTRI |
38.01 |
37.68 |
-0.33 |
| 12 |
Evenko, Veronica (12)
|
MRTRI |
39.05 |
39.14 |
0.09 |
| 13 |
Robinson, Amanda G (12)
|
MRTRI |
43.47 |
39.58 |
-3.89 |
| 14 |
Lopez, Kayla (12)
|
MRTRI |
40.87 |
39.68 |
-1.19 |
| 15 |
Quispe-Justino, Sofia A (11)
|
MRTRI |
40.07 |
40.14 |
0.07 |
| 16 |
Dalton, Leah (11)
|
MRTRI |
43.45 |
42.60 |
-0.85 |
| 17 |
Volovnyk, Ksenia (11)
|
MRTRI |
1:00.00 |
44.48 |
-15.52 |
| 18 |
Celiz, Kristen E (12)
|
MRNYSA |
48.56 |
47.43 |
-1.13 |
| 19 |
Petrie, Nicole H (12)
|
MRNYSA |
47.30 |
47.75 |
0.45 |
| 20 |
Gannon, Isabella G (12)
|
MRTRS |
59.08 |
51.35 |
-7.73 |
| 21 |
Barron, Amelie (11)
|
MRTRS |
|
1:01.06 |
- |
|
Virella, Christina (12)
|
MRTRI |
35.14 |
NS |
- |
|
Scally, Sara D (12)
|
MRTRS |
46.66 |
NS |
- |