| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McCauley, Lauren L (11)
|
MRBAD |
1:05.12 |
1:04.06 |
-1.06 |
| 2 |
Zagar, Nia V (11)
|
MRAGUA |
1:06.13 |
1:05.16 |
-0.97 |
| 3 |
Dwyer, Kayla M (11)
|
MRCOND |
1:07.81 |
1:09.35 |
1.54 |
| 4 |
Knox, Ella C (11)
|
MRAGUA |
1:12.85 |
1:13.03 |
0.18 |
| 5 |
Teixidor-Salerno, Alegra M (11)
|
MRAGUA |
1:18.27 |
1:14.79 |
-3.48 |
| 6 |
Fishbein, Lauren B (11)
|
MRAGUA |
1:21.90 |
1:19.74 |
-2.16 |
| 7 |
Yin, Doris (11)
|
MRAGUA |
1:30.00 |
1:20.32 |
-9.68 |
| 8 |
Leung, Megan S (11)
|
MRLIAC |
1:24.22 |
1:20.73 |
-3.49 |
| 9 |
Arabadjiev, Cece C (11)
|
MRAGUA |
1:24.02 |
1:22.46 |
-1.56 |
| 10 |
Mamot, Elizabeth (11)
|
MRMPNY |
1:38.65 |
1:25.56 |
-13.09 |
| 11 |
Tinajero, Angelina J (11)
|
MRCOND |
1:35.20 |
1:29.70 |
-5.50 |
| 12 |
Price, Madeleine R (11)
|
MRCOND |
1:50.16 |
1:47.71 |
-2.45 |