| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lee, Madeline (7)
|
MRUNCO |
48.00 |
44.87 |
-3.13 |
| 2 |
Gordon, Allison O (7)
|
MRRA |
46.29 |
46.71 |
0.42 |
| 3 |
Greenberg, Ariel S (7)
|
MREAST |
47.83 |
47.05 |
-0.78 |
| 4 |
McCann, Evelyn E (7)
|
MRYMID |
57.37 |
50.53 |
-6.84 |
| 5 |
Arciniegas, Alessandra (6)
|
MRCOND |
59.56 |
53.81 |
-5.75 |
| 6 |
Ray, Nidhi (7)
|
MREAST |
56.72 |
54.15 |
-2.57 |
| 7 |
Lathan, Lyra (7)
|
NJMALT |
1:21.89 |
54.28 |
-27.61 |
| 8 |
Finnegan, Eleanor K (6)
|
MRCOND |
58.84 |
56.24 |
-2.60 |
| 9 |
Martinez-Jimenez, Alba (7)
|
MRYMID |
57.67 |
56.67 |
-1.00 |
| 10 |
Rodriguez, Melanie (7)
|
MRYMID |
|
56.96 |
- |
| 11 |
Johnsen, Sasha (6)
|
MRSMC |
1:10.10 |
57.31 |
-12.79 |
| 12 |
Amen, Bianca J (7)
|
MRYFD |
|
57.51 |
- |
| 13 |
Ceccarini, Isabella G (7)
|
MRYFD |
|
58.16 |
- |
| 14 |
Kowalczyk, Julia (6)
|
MRSMC |
1:20.20 |
58.17 |
-22.03 |
| 15 |
Coulthard, Tamsin A (7)
|
MRYMID |
|
59.43 |
- |
| 16 |
Kopel, Romi D (7)
|
MRYFD |
|
59.60 |
- |
| 17 |
Moore, Isabella R (7)
|
MRYFD |
|
1:00.84 |
- |
| 18 |
Neubauer, Laurel A (7)
|
MREAST |
1:02.00 |
1:00.90 |
-1.10 |
| 19 |
McKibben, Tyler l (7)
|
MRYFD |
|
1:02.58 |
- |
| 20 |
Mack, Alexis M (7)
|
MRYFD |
|
1:03.90 |
- |
| 21 |
Casciato, Kate E (6)
|
MRYFD |
|
1:07.11 |
- |
| 22 |
Canning, Aoife (6)
|
MRSMC |
1:30.00 |
1:11.63 |
-18.37 |
| 23 |
Dugan, Serena (6)
|
MRYMID |
|
1:13.30 |
- |
| 24 |
Dziedzic, Isabella (6)
|
MRSMC |
1:15.12 |
1:14.51 |
-0.61 |
| 25 |
Tong, Emma (7)
|
MRSMC |
1:20.30 |
1:15.79 |
-4.51 |
| 26 |
Wineski, Nicole T (6)
|
MRYFD |
|
1:17.12 |
- |
| 27 |
Cioffi, Fiamma (6)
|
MREAST |
|
1:17.73 |
- |
| 28 |
Laduzinski, Anna J (7)
|
MREAST |
|
1:19.29 |
- |
| 29 |
Freedman, Julia S (7)
|
MRYFD |
|
1:20.71 |
- |
| 30 |
McCarthy, Laura A (7)
|
MRYFD |
|
1:27.17 |
- |
|
Aguilar, Allyson (7)
|
MRYMID |
|
DQ |
- |
|
Gregersen, Leah (7)
|
MRRA |
1:00.27 |
DQ |
- |
|
Flores, Isabella (6)
|
MRSMC |
1:20.20 |
DQ |
- |