| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Guio, Sebastian (10)
|
FGYSF |
38.66 |
38.52 |
-0.14 |
| 2 |
Penaloza, Abraham G (10)
|
FGYSF |
42.89 |
45.91 |
3.02 |
| 3 |
Fothergill, Liam (9)
|
FGMWA |
51.75 |
47.42 |
-4.33 |
| 4 |
Ginestra, Federico (10)
|
FGYSF |
59.19 |
49.31 |
-9.88 |
| 5 |
Jeffery, Logan M (10)
|
FGCSSC |
53.29 |
52.14 |
-1.15 |
| 6 |
Park, Brandon (9)
|
FGYSF |
|
52.99 |
- |
| 7 |
Wasserman, Jacob A (10)
|
FGYSF |
50.19 |
53.33 |
3.14 |
| 8 |
Aigen, Ethan M (10)
|
FGYSPB |
|
53.87 |
- |
| 9 |
Wang, Jerry C (10)
|
FGYSF |
59.28 |
55.78 |
-3.50 |
| 10 |
Guio, Santiago (8)
|
FGYSF |
1:10.75 |
58.44 |
-12.31 |
| 11 |
Cupid, Benjamin E (8)
|
FGPST |
1:06.03 |
58.64 |
-7.39 |
| 12 |
Alan, Nicolas J (9)
|
FGYSF |
|
59.53 |
- |
| 13 |
Burgos, Santiago (8)
|
FGYSF |
|
1:00.20 |
- |
| 14 |
Park, Jayden H (7)
|
FGYSF |
|
1:12.58 |
- |
|
Gonzalez, David E (7)
|
FGYSF |
|
DQ |
- |
|
Gittelsohn, Collin D (8)
|
FGYSF |
|
DQ |
- |
|
Ives, Keagan R (9)
|
FGYSF |
|
DQ |
- |
|
Ives, Matthew S (9)
|
FGYSF |
|
DQ |
- |
|
Barnett, Chace (9)
|
FGYSF |
|
DQ |
- |
|
Alan, Christopher D (6)
|
FGYSF |
|
DQ |
- |
|
Aigen, Lucas I (8)
|
FGYSPB |
|
DQ |
- |
|
Perez-Escobar, Felipe (8)
|
FGYSF |
|
NS |
- |
|
Vargas, Diego M (10)
|
FGMWA |
|
NS |
- |