| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kang, Sunny (8)
|
MRWEST |
38.27 |
36.85 |
-1.42 |
| 2 |
Johnson, Evangeline N (8)
|
MRAGUA |
38.81 |
36.95 |
-1.86 |
| 3 |
Bak, Julia (7)
|
MRQNS |
48.33 |
41.15 |
-7.18 |
| 4 |
Speight-Ray, Allegra I (8)
|
MRAGUA |
44.59 |
43.60 |
-0.99 |
| 5 |
Suzana, Josephine (7)
|
MRAPEX |
49.87 |
46.18 |
-3.69 |
| 6 |
Ogaki, Asa (8)
|
MRYMID |
44.70 |
46.21 |
1.51 |
| 7 |
Wheaton, Penelope F (8)
|
MRAGUA |
52.15 |
49.83 |
-2.32 |
| 8 |
Dosembet, Phia Z (8)
|
MRAGUA |
50.07 |
51.79 |
1.72 |
| 9 |
Pattanakul, Lena (7)
|
MRQNS |
52.42 |
51.82 |
-0.60 |
| 10 |
Tan, Herschel E (7)
|
MRQNS |
52.27 |
52.51 |
0.24 |
| 11 |
Morrison, Makayla G (8)
|
MRWEST |
1:05.18 |
52.56 |
-12.62 |
| 12 |
Flouras, Anastasia (8)
|
MRGATE |
44.56 |
53.24 |
8.68 |
| 13 |
Tollit, Zoe L (7)
|
MRAGUA |
51.58 |
54.43 |
2.85 |
| 14 |
Moody, Elizabeth P (7)
|
MRPATS |
1:27.05 |
1:23.15 |
-3.90 |
| 15 |
Donikyan, Adrina A (7)
|
MRPATS |
57.81 |
NS |
- |