| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Campbell, James T (10)
|
ADUSAM |
39.92 |
37.20 |
-2.72 |
| 2 |
Fay, Benjamin M (10)
|
ADSCHE |
42.64 |
41.42 |
-1.22 |
| 3 |
Muldner, Mitchell J (9)
|
ADSCHE |
44.77 |
45.63 |
0.86 |
| 4 |
Lucas, Daniel M (10)
|
ADSCHE |
46.02 |
47.19 |
1.17 |
| 5 |
Rosko, Parker B (10)
|
ADSARY |
|
51.85 |
- |
| 6 |
Watson, Coleman G (9)
|
ADCANA |
52.09 |
52.14 |
0.05 |
| 7 |
Kardos, Harrison R (10)
|
ADSCHE |
52.62 |
52.24 |
-0.38 |
| 8 |
Nappi, Lucas M (9)
|
ADSCHE |
1:04.72 |
53.33 |
-11.39 |
| 9 |
Gaylord, Calvin K (9)
|
ADSCHE |
59.05 |
55.04 |
-4.01 |
| 10 |
Sabate, Marc F (10)
|
ADSARY |
1:00.16 |
56.86 |
-3.30 |
| 11 |
Zito, Thomas A (10)
|
ADSCHE |
|
58.88 |
- |
| 12 |
Mainoo, Nevin K (9)
|
ADSCHE |
|
58.93 |
- |
| 13 |
Lundin, Blake R (9)
|
ADSCHE |
|
1:00.15 |
- |
| 14 |
Manning, Jack K (10)
|
ADSARY |
58.54 |
1:02.46 |
3.92 |
| 15 |
Zhang, Wilson (9)
|
ADSCHE |
|
1:03.18 |
- |
| 16 |
Williams, Aidan C (9)
|
ADSCHE |
|
1:10.43 |
- |
| 17 |
Le, Preston N (9)
|
ADSCHE |
|
1:16.61 |
- |
|
Einarsson, Alexander M (10)
|
ADSCHE |
|
DQ |
- |
|
Zhang, Jason (10)
|
ADSCHE |
50.39 |
DQ |
- |