| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Griffin, Za'Kari A (9)
|
PVDCPR |
44.61 |
46.69 |
2.08 |
| 2 |
Seager, Tanner J (9)
|
PVTIBU |
47.60 |
48.07 |
0.47 |
| 3 |
Merrick-Tsaggaris, Declan (9)
|
PVWEA |
52.73 |
51.36 |
-1.37 |
| 4 |
Van Loon, Lucas L (9)
|
PVTIBU |
54.39 |
53.92 |
-0.47 |
| 5 |
Boyd, Mitchell R (9)
|
PVDCPR |
53.17 |
54.03 |
0.86 |
| 6 |
Nauvel, Thomas J (9)
|
PVDCPR |
50.64 |
54.36 |
3.72 |
| 7 |
Golub, Evan R (10)
|
PVTIBU |
53.00 |
55.18 |
2.18 |
| 8 |
Lin, Tyler R (9)
|
PVDCPR |
1:00.22 |
55.92 |
-4.30 |
| 9 |
Tarbrake, Kyle F (10)
|
PVPAC |
1:00.70 |
58.23 |
-2.47 |
| 10 |
Nuzzo, Porter P (10)
|
PVDCPR |
1:00.57 |
58.61 |
-1.96 |
| 11 |
Knubel, Liam M (10)
|
PVPAC |
1:01.41 |
1:00.86 |
-0.55 |
| 12 |
McDerment, Colby W (10)
|
PVPAC |
1:03.88 |
1:02.47 |
-1.41 |
| 13 |
Nolan, Michael D (9)
|
PVPAC |
|
1:14.25 |
- |
| 14 |
Velazquez, Oliver F (9)
|
PVPAC |
|
1:21.76 |
- |
|
Gill, Jackson H (9)
|
PVNCAP |
|
DQ |
- |
|
Hendershot, Thomas R (9)
|
PVPAC |
|
DQ |
- |
|
Wright, Owen M (9)
|
PVTIBU |
|
DQ |
- |
|
Williams, Ethyn P (9)
|
PVPAC |
|
DQ |
- |
|
Vasquez-Romero, Emanuel G (9)
|
PVPAC |
|
NS |
- |
|
Waldron, Fallon B (9)
|
PVDCPR |
|
NS |
- |