| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Yu, Charles R (12)
|
GU300 |
1:03.60 |
1:03.05 |
-0.55 |
| 2 |
Nuval, Paul A (12)
|
GUUN-B |
1:16.09 |
1:14.16 |
-1.93 |
| 3 |
Rhoe-Yamaguchi, Edward T (12)
|
GUBATS |
1:15.11 |
1:18.09 |
2.98 |
| 4 |
Du, Andrew A (11)
|
GUBATS |
|
1:20.59 |
- |
| 5 |
Carter, Matthew N (11)
|
GUVSST |
1:18.49 |
1:20.77 |
2.28 |
| 6 |
Doan, Dawson A (11)
|
GULSST |
1:43.27 |
1:23.15 |
-20.12 |
| 7 |
Villabroza, Jonas (12)
|
GUVSST |
|
1:24.44 |
- |
| 8 |
Wintergrass, Michael A (11)
|
GUUN-F |
1:26.97 |
1:26.14 |
-0.83 |
| 9 |
Conroy, Ryan J (11)
|
GUVSST |
|
1:27.99 |
- |
| 10 |
Allen, Charles T (11)
|
GU300 |
|
1:28.27 |
- |
| 11 |
Chong, Hasting T (11)
|
GULSST |
1:41.31 |
1:31.51 |
-9.80 |
| 12 |
Herrera, Thepte A (11)
|
GU300 |
|
1:37.65 |
- |
| 13 |
Angelle, Caden (11)
|
GUFRST |
|
1:39.01 |
- |
| 14 |
Guerrero, Michael J (11)
|
GULSST |
1:46.10 |
1:39.42 |
-6.68 |
| 15 |
Nowotny, Grant W (11)
|
GUFRST |
|
1:45.25 |
- |
| 16 |
Samonte, Cayman T (12)
|
GULSST |
2:02.67 |
1:45.94 |
-16.73 |
| 17 |
Herron, Finn A (11)
|
GUVSST |
|
1:47.59 |
- |
| 18 |
Giles IV, George R (11)
|
GUFRST |
|
1:56.70 |
- |
| 19 |
Jessop, Maric K (11)
|
GULSST |
2:01.07 |
1:58.29 |
-2.78 |
| 20 |
Kable, Charles W (11)
|
GUTASC |
|
2:06.36 |
- |
|
Tol, Reilly D (11)
|
GUBATS |
|
DQ |
- |