| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Miriyagalla, Amaavi (16)
|
MRCFJV |
1:01.16 |
1:01.56 |
0.40 |
| 2 |
Miriyagalla, Vaishali (15)
|
MRCFJV |
1:01.99 |
1:03.14 |
1.15 |
| 3 |
Burgess, Desiree E (16)
|
MRPBAC |
1:02.82 |
1:05.32 |
2.50 |
| 4 |
Byrd, Christine E (16)
|
MRYMID |
1:02.80 |
1:05.44 |
2.64 |
| 5 |
Wong, Chrysmine (17)
|
MRSS |
1:04.57 |
1:05.52 |
0.95 |
| 6 |
Lastras-Castrejon, Daniela (15)
|
MRCFJV |
1:04.01 |
1:06.02 |
2.01 |
| 7 |
Martone, Maria G (15)
|
MRPATS |
1:06.60 |
1:06.65 |
0.05 |
| 8 |
Figueroa-Manrique, Zamyra (16)
|
MRPATS |
1:07.63 |
1:07.54 |
-0.09 |
| 9 |
Bonner, Taylor M (15)
|
MRNBS |
1:07.77 |
1:08.45 |
0.68 |
| 10 |
Rabinowitz, Alana (16)
|
MRCFJV |
1:06.80 |
1:08.74 |
1.94 |
| 11 |
Starikovsky, Marina N (16)
|
MRCOND |
1:08.70 |
1:09.45 |
0.75 |
| 12 |
Macarchuk, Hannah K (15)
|
MRRA |
1:07.39 |
1:10.25 |
2.86 |
| 13 |
Flaherty, Megan G (15)
|
MRPATS |
1:11.92 |
1:10.61 |
-1.31 |
| 14 |
Katz, Arden M (17)
|
MRSMC |
1:11.70 |
1:12.57 |
0.87 |
| 15 |
Grono, Daniella N (15)
|
MRRA |
1:12.74 |
1:13.12 |
0.38 |
| 16 |
Needham, Caitlin (16)
|
MRRA |
1:10.83 |
1:13.98 |
3.15 |