| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Alms, John (10)
|
PVFISH |
35.19 |
35.70 |
0.51 |
| 2 |
Steves, Michael A (10)
|
PVFISH |
41.63 |
41.74 |
0.11 |
| 3 |
Pound, Maximilian J (10)
|
PVFISH |
46.94 |
44.82 |
-2.12 |
| 4 |
Abel, Oliver T (9)
|
PVFISH |
48.94 |
46.18 |
-2.76 |
| 5 |
Winthrop, Nathan J (10)
|
PVFISH |
52.00 |
48.20 |
-3.80 |
| 6 |
Dean, Cullen R (9)
|
PVFISH |
44.08 |
49.92 |
5.84 |
| 7 |
Roberge, Cordrey C (10)
|
PVFISH |
48.56 |
50.16 |
1.60 |
| 8 |
Mirali, Sina N (9)
|
PVFISH |
50.18 |
52.47 |
2.29 |
| 9 |
Yang, Henry M (9)
|
PVFISH |
46.79 |
53.13 |
6.34 |
| 10 |
Alms, Charles H (9)
|
PVFISH |
47.89 |
53.69 |
5.80 |
| 11 |
Koay, Ethan P (10)
|
PVFISH |
43.21 |
54.08 |
10.87 |
| 12 |
Sayasithsena, Vincent B (9)
|
PVFISH |
54.11 |
55.99 |
1.88 |
| 13 |
Tajima, Hideaki (9)
|
PVFISH |
55.00 |
56.00 |
1.00 |
| 14 |
Mahadevan, Vilva V (9)
|
PVBWST |
55.00 |
58.30 |
3.30 |
| 15 |
Bockman, Elijah L (9)
|
PVFISH |
1:05.95 |
1:02.65 |
-3.30 |
| 16 |
Kim, Brandon Y (10)
|
PVFISH |
56.78 |
1:07.37 |
10.59 |
|
Peng, Yue (10)
|
PVFISH |
49.99 |
DQ |
- |
|
Rawner Scannapieco, Marcus A (10)
|
PVFISH |
50.24 |
DQ |
- |