| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wiggins, Jack J (12)
|
MRAGUA |
36.81 |
35.57 |
-1.24 |
| 2 |
Levin, Zach N (11)
|
MRAGUA |
37.28 |
36.21 |
-1.07 |
| 3 |
Silverman, Mark R (12)
|
MRAGUA |
37.46 |
36.73 |
-0.73 |
| 4 |
Blake, Nathan (12)
|
MRAGUA |
49.89 |
40.62 |
-9.27 |
| 5 |
Bruttomesso, Henry J (11)
|
MRAGUA |
42.96 |
41.46 |
-1.50 |
| 6 |
Novaro Cortijo, Hugo (11)
|
MRAGUA |
44.17 |
42.66 |
-1.51 |
| 7 |
Su, Ryan Z (11)
|
MRLIAC |
1:00.00 |
43.10 |
-16.90 |
| 8 |
Chan, Danan (11)
|
MRAGUA |
46.13 |
43.54 |
-2.59 |
| 9 |
Neal, Rome J (11)
|
MRAGUA |
45.85 |
46.32 |
0.47 |
| 10 |
Eidelman, Gavin H (11)
|
MRLIAC |
43.99 |
46.39 |
2.40 |
| 11 |
Klimenko, Fyodor R (12)
|
MRMAKO |
|
47.12 |
- |
| 12 |
Kaufman, Niam (12)
|
MRMAKO |
|
47.24 |
- |
| 13 |
Korpus, Eli (11)
|
MRMAKO |
|
47.69 |
- |
| 14 |
Rose, Nathaniel (12)
|
MRPAC |
47.33 |
49.39 |
2.06 |
| 15 |
Parobeck, Dean (11)
|
MRAGUA |
54.92 |
52.59 |
-2.33 |
| 16 |
Ordukhanyan, Nicholas (11)
|
MRMAKO |
57.27 |
52.66 |
-4.61 |
| 17 |
Goh, Matthew Kai Jun (11)
|
MRLIAC |
58.00 |
54.22 |
-3.78 |
| 18 |
Koray, Noah (11)
|
MRMAKO |
1:04.32 |
57.79 |
-6.53 |
|
Pleeter, Ryan S (11)
|
MRPAC |
1:00.99 |
DQ |
- |
|
Tomer, Miles S (11)
|
MRPAC |
55.33 |
NS |
- |