| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hoisington, Ian M (8)
|
SRBY |
52.89 |
42.94 |
-9.95 |
| 2 |
Schelstrate, Luke C (8)
|
SRBY |
47.62 |
44.43 |
-3.19 |
| 3 |
Schelstrate, Robert E (7)
|
SRBY |
58.89 |
49.18 |
-9.71 |
| 4 |
Garcia, Shire H (8)
|
SRBY |
49.54 |
49.77 |
0.23 |
| 5 |
Souza, Wyatt J (7)
|
SRMVM |
58.86 |
53.83 |
-5.03 |
| 6 |
Simmons, Raiden O (8)
|
SRVOLT |
1:11.16 |
54.61 |
-16.55 |
| 7 |
Peatry, Jace S (8)
|
SRBSC |
|
59.12 |
- |
| 8 |
Wight, Vincent J (7)
|
SRPVST |
1:34.80 |
1:02.44 |
-32.36 |
| 9 |
Romero, Cyrus H (8)
|
SRNST |
1:14.13 |
1:02.72 |
-11.41 |
| 10 |
Erickson, James B (8)
|
SRNST |
|
1:04.76 |
- |
| 11 |
Pope, Robert D (8)
|
SRBY |
1:11.29 |
1:05.36 |
-5.93 |
| 12 |
Worthy, Henry W (7)
|
SREST |
|
1:10.24 |
- |
| 13 |
Urbina, Kenanias K (8)
|
SRNST |
|
1:16.45 |
- |
| 14 |
Pahis-Kinghorn, Kallen J (7)
|
SRVOLT |
1:26.35 |
1:22.12 |
-4.23 |
|
Vasso, Tyce R (7)
|
SRNST |
|
DQ |
- |