| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lee, Lauren (10)
|
MRWEST |
59.88 |
59.96 |
0.08 |
| 2 |
Weinstein, Claire J (9)
|
MRWEST |
1:02.06 |
1:00.10 |
-1.96 |
| 3 |
Casellas, Krystin R (10)
|
MRWEST |
1:02.61 |
1:01.31 |
-1.30 |
| 4 |
Constantine, Jacqueline M (10)
|
MRAGUA |
1:03.68 |
1:01.60 |
-2.08 |
| 5 |
Sweeney, Kait A (10)
|
MRWEST |
1:02.09 |
1:02.76 |
0.67 |
| 6 |
Gelfand, Veronica (10)
|
MRLIE |
1:02.77 |
1:02.99 |
0.22 |
| 7 |
Maltsev, Erica (10)
|
MRTRI |
1:07.28 |
1:03.75 |
-3.53 |
| 8 |
Perez, Brianna M (10)
|
MRNYSA |
1:03.14 |
1:03.95 |
0.81 |
| 9 |
Burns, Sofia (10)
|
MRHAA |
1:07.41 |
1:05.12 |
-2.29 |
| 10 |
Tan, Sayjel E (10)
|
MRBBSC |
1:04.64 |
1:05.15 |
0.51 |
| 11 |
Ott, Ursula J (10)
|
MRBAD |
1:07.52 |
1:06.03 |
-1.49 |
| 12 |
Brown, Olivia (10)
|
MRTS |
1:06.61 |
1:06.21 |
-0.40 |
| 14 |
Martinez-Reyes, Tristinye (10)
|
MRNYCP |
1:07.66 |
1:06.77 |
-0.89 |
| 15 |
Slowik, Mia (10)
|
MRNYCC |
1:06.25 |
1:07.51 |
1.26 |
| 16 |
Lee, Morgan (10)
|
MRSSC |
1:07.64 |
1:07.97 |
0.33 |
| 17 |
Harish, Nila (10)
|
MRMPNY |
1:06.51 |
1:08.40 |
1.89 |
| 18 |
Kaps, Martyna (9)
|
MRMPNY |
1:05.04 |
1:08.87 |
3.83 |
| 19 |
Vega, Isabella M (10)
|
MRWEST |
1:06.80 |
1:09.00 |
2.20 |