| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wu, Heidi (8)
|
MRAGUA |
46.81 |
42.06 |
-4.75 |
| 2 |
Asch, Gillian K (8)
|
MRAGUA |
48.95 |
45.47 |
-3.48 |
| 3 |
Gonzalez, Emilianna (8)
|
MRAPEX |
58.75 |
48.13 |
-10.62 |
| 4 |
Schaepers-Cheu, Sabine N (8)
|
MRAGUA |
49.23 |
49.86 |
0.63 |
| 5 |
Yunga, Ashley S (7)
|
MRSPAR |
54.36 |
50.68 |
-3.68 |
| 6 |
Bunimovich, Victoria L (8)
|
MRAGUA |
50.42 |
52.46 |
2.04 |
| 7 |
Gash, Alexandra M (8)
|
MRPATS |
58.88 |
54.15 |
-4.73 |
| 8 |
Zagar, Nia V (8)
|
MRAGUA |
55.59 |
54.83 |
-0.76 |
| 9 |
Cachay, Shayla N (8)
|
MRSPAR |
1:03.79 |
56.67 |
-7.12 |
| 10 |
Brun, Sienna R (8)
|
MRAPEX |
1:12.74 |
59.50 |
-13.24 |
| 11 |
Obstler, Sydney B (7)
|
MRAGUA |
1:01.82 |
1:01.44 |
-0.38 |
| 12 |
Nestler, Maura K (8)
|
MRPATS |
1:05.44 |
1:02.67 |
-2.77 |
| 13 |
Santora, Loretta G (8)
|
MRDA |
1:20.99 |
1:02.85 |
-18.14 |
| 14 |
Reyes Aguirre, Juana (8)
|
MRAPEX |
1:16.39 |
1:07.77 |
-8.62 |
| 15 |
Tello, Samantha (7)
|
MRSPAR |
1:16.90 |
1:07.81 |
-9.09 |
| 16 |
Yunga, Staysy K (8)
|
MRSPAR |
1:30.12 |
1:08.41 |
-21.71 |
| 17 |
Cruz, Brianna L (8)
|
MRSPAR |
1:25.23 |
1:12.54 |
-12.69 |
| 18 |
Jutt, Anna E (8)
|
MRPATS |
1:16.92 |
1:21.08 |
4.16 |
| 19 |
Culbertson, Sophia (6)
|
MRCFJV |
1:25.00 |
1:33.10 |
8.10 |