| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Schmitt, Andrew F (10)
|
PVSDS |
39.13 |
39.05 |
-0.08 |
| 2 |
Hiscock, William D (10)
|
PVSDS |
41.71 |
41.20 |
-0.51 |
| 3 |
Vertriest, Xander T (10)
|
PVSDS |
|
41.76 |
- |
| 4 |
Berry, Jack B (9)
|
PVSDS |
|
42.72 |
- |
| 5 |
Mattos, Nicholas D (9)
|
PVSDS |
|
45.50 |
- |
| 6 |
Vincent, Chase R (9)
|
PVSDS |
|
46.42 |
- |
| 7 |
Day, Leonardo G (9)
|
PVSDS |
|
48.09 |
- |
| 8 |
McCullough, William R (10)
|
PVSDS |
|
48.39 |
- |
| 9 |
Alpert, Charlie G (9)
|
PVSDS |
|
49.38 |
- |
| 10 |
Liu, Alex Z (9)
|
PVSDS |
|
49.58 |
- |
| 11 |
Deininger, Samuel L (9)
|
PVSDS |
|
51.43 |
- |
| 12 |
Sihal, Eesa (10)
|
PVSDS |
|
53.33 |
- |
| 13 |
Johnson, Henry N (10)
|
PVSDS |
|
53.40 |
- |
| 14 |
Feder, Gavin R (9)
|
PVSDS |
|
56.52 |
- |
| 15 |
Zhao, Colin S (9)
|
PVSDS |
|
1:00.44 |
- |
|
Vincent, Cameron R (9)
|
PVSDS |
|
DQ |
- |
|
Bock, Sascha F (10)
|
PVSDS |
49.94 |
DQ |
- |
|
Lyatkin, Denis D (10)
|
PVSDS |
1:01.57 |
NS |
- |
|
Gillis, Sean L (10)
|
PVSDS |
|
NS |
- |
|
Schneidau, Dylan A (10)
|
PVSDS |
|
NS |
- |
|
Dafflitto, Francesco S (10)
|
PVSDS |
|
NS |
- |