| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bobbili, Karthik K (12)
|
GUECS |
42.05 |
41.65 |
-0.40 |
| 1 |
De la Barreda, Diego (12)
|
GUTWST |
43.20 |
41.65 |
-1.55 |
| 3 |
Chan, Justin C (11)
|
GUFCST |
46.22 |
44.24 |
-1.98 |
| 4 |
Ho, Theodore M (12)
|
GUFCST |
47.86 |
44.84 |
-3.02 |
| 5 |
Tran, BaoLong N (11)
|
GUFCST |
51.00 |
45.46 |
-5.54 |
| 6 |
Lin, Vincent Y (12)
|
GU300 |
46.02 |
46.21 |
0.19 |
| 7 |
Nendza, Benjamin M (11)
|
GUSCAT |
46.39 |
47.37 |
0.98 |
| 8 |
Gee, Christopher T (11)
|
GU300 |
|
48.17 |
- |
| 9 |
Zhang, Wufan (11)
|
GUFCST |
46.96 |
48.40 |
1.44 |
| 10 |
Faerber, Cole R (11)
|
GUESA |
40.52 |
50.25 |
9.73 |
| 11 |
Charoenrattanaruk, Parrie (11)
|
GUFCST |
49.31 |
51.05 |
1.74 |
| 12 |
Fernandez, Giovanni M (11)
|
GUTWST |
48.78 |
51.40 |
2.62 |
| 13 |
Du, Alan (11)
|
GU300 |
57.37 |
52.58 |
-4.79 |
| 14 |
McAdory, Dustin H (11)
|
GUTWST |
55.35 |
52.72 |
-2.63 |
| 15 |
Duncan, Edwin T (11)
|
GUFCST |
57.64 |
56.21 |
-1.43 |
| 16 |
Nicholson, Kyler M (11)
|
GUESA |
52.66 |
1:00.65 |
7.99 |
| 17 |
Meng, Michael A (11)
|
GUFCST |
1:06.89 |
1:00.71 |
-6.18 |
| 18 |
Rodriguez, Gabriel J (12)
|
GUFCST |
54.29 |
1:00.77 |
6.48 |
| 19 |
Siismets, Henry J (11)
|
GUTWST |
1:01.14 |
1:01.73 |
0.59 |
| 20 |
Parmar, Aarin (11)
|
GUTWST |
1:04.28 |
1:02.02 |
-2.26 |
| 21 |
Beedle, Eichten A (11)
|
GUTWST |
1:07.20 |
1:03.08 |
-4.12 |
| 22 |
Andersen, Evan J (12)
|
GUTWST |
1:02.65 |
1:03.15 |
0.50 |
| 23 |
Quintero-Rodriguez, Cesar A (12)
|
GUTWST |
56.56 |
1:03.55 |
6.99 |
| 24 |
Yacoub, Brady E (11)
|
GUTWST |
1:19.92 |
1:29.96 |
10.04 |
|
Bueno, Alfredo (12)
|
GUTWST |
|
DQ |
- |