| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Frondoza, Ethan R (11)
|
NCTYDE |
29.80 |
29.71 |
-0.09 |
| 2 |
Trowbridge, James M (11)
|
NCTYDE |
31.17 |
30.53 |
-0.64 |
| 3 |
Shaw, Casey R (12)
|
NCGCY |
31.68 |
31.90 |
0.22 |
| 4 |
Greenfield, Daniel J (12)
|
NCTYDE |
34.64 |
34.10 |
-0.54 |
| 5 |
Stieber, Jack R (11)
|
NCTYDE |
34.30 |
34.65 |
0.35 |
| 6 |
Fullagar, Keegan H (11)
|
NCSGSA |
35.71 |
36.18 |
0.47 |
| 7 |
Sheffield, Chase B (12)
|
NCHPSC |
38.71 |
40.39 |
1.68 |
| 8 |
Grimshaw, Alexander L (12)
|
NCSSS |
43.32 |
40.79 |
-2.53 |
| 9 |
Pirkle, James M (11)
|
NCTYDE |
|
43.27 |
- |
| 10 |
Rivas, Bruno (11)
|
NCSGSA |
49.10 |
47.44 |
-1.66 |
| 11 |
Santillan, Julio C (11)
|
NCHPSC |
58.06 |
48.43 |
-9.63 |
| 12 |
Schofield, Ronald F (11)
|
NCRACY |
1:06.55 |
1:07.58 |
1.03 |
|
Miller, Peter A (12)
|
NCGCY |
31.95 |
DQ |
- |
|
Fielden, Sam C (11)
|
NCHPSC |
50.25 |
DQ |
- |
|
Eshleman, William C (12)
|
NCTYDE |
44.03 |
NS |
- |
|
Turner, Grant T (12)
|
NCTYDE |
39.11 |
NS |
- |