| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McAvinue, Kylie R (10)
|
MRYBAR |
35.08 |
34.67 |
-0.41 |
| 2 |
Mejia VanVoorhis, Daniella (9)
|
MRNYS |
|
43.32 |
- |
| 3 |
Vybihal, Anna C (9)
|
MRYBAR |
42.69 |
43.97 |
1.28 |
| 4 |
Hayes-Hodge, Laray L (10)
|
MRWSSC |
46.72 |
46.67 |
-0.05 |
| 5 |
Shute, Eleanor A (9)
|
MRNDAC |
52.34 |
49.70 |
-2.64 |
| 6 |
Gonzalez, Catalina Grace M (9)
|
MRNBS |
55.68 |
54.39 |
-1.29 |
| 7 |
Cope, Zoe C (9)
|
MRNYS |
52.07 |
54.45 |
2.38 |
| 8 |
Lazarski, Zofia R (9)
|
MRNBS |
52.81 |
55.42 |
2.61 |
| 9 |
Staples, Kennedy B (8)
|
MRNBS |
57.73 |
55.52 |
-2.21 |
| 10 |
Rodriguez, Gabriella C (9)
|
MRNBS |
1:03.15 |
55.76 |
-7.39 |
| 11 |
Hogan, Gabby M (9)
|
MRNYS |
52.22 |
55.81 |
3.59 |
| 12 |
McFadden-Welch, Riley M (9)
|
MRNDAC |
1:02.44 |
57.16 |
-5.28 |
| 13 |
Butler, Annabelle L (8)
|
MRNBS |
55.58 |
57.99 |
2.41 |
| 14 |
Mahoney, Julia E (8)
|
MRYBAR |
1:09.89 |
1:01.95 |
-7.94 |
| 15 |
Saufroy, Julia (7)
|
MRWSSC |
|
1:02.97 |
- |
|
Koenig, Tessa L (8)
|
MRNBS |
1:06.03 |
DQ |
- |