| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Attuwaybi, Hamza B (10)
|
NIVELO |
46.11 |
47.72 |
1.61 |
| 2 |
Matteson, Cyrus L (10)
|
NISTAR |
50.41 |
47.85 |
-2.56 |
| 3 |
Wakelee, Adam R (10)
|
NIVICT |
57.58 |
51.37 |
-6.21 |
| 4 |
Young-Mandiak, Atticus F (10)
|
NISTAR |
55.90 |
52.83 |
-3.07 |
| 5 |
Anderson, Max (9)
|
NIVELO |
52.17 |
53.53 |
1.36 |
| 6 |
Moran, Aiden T (9)
|
NICLSC |
52.76 |
54.65 |
1.89 |
| 7 |
Voit, Nicholas (10)
|
NIAMTS |
|
55.57 |
- |
| 8 |
Ray, Landon M (9)
|
NIVICT |
|
56.83 |
- |
| 9 |
Crowther, Finn L (10)
|
NIVELO |
59.47 |
56.86 |
-2.61 |
| 10 |
Moldenhauer, Thomas C (9)
|
NIEAST |
|
59.94 |
- |
| 11 |
Kneeland, Noah J (9)
|
NIVELO |
|
1:01.14 |
- |
| 12 |
Ray, Gavin M (10)
|
NIVICT |
|
1:02.29 |
- |
| 13 |
Rogers, Joseph T (9)
|
NISTAR |
|
1:02.78 |
- |
| 14 |
Reimann, Nathan S (9)
|
NISTAR |
1:04.68 |
1:02.96 |
-1.72 |
| 15 |
Wang, Michael (9)
|
NIVELO |
1:03.99 |
1:03.07 |
-0.92 |
| 16 |
Gawron, Ian J (9)
|
NICLSC |
1:07.02 |
1:05.48 |
-1.54 |
| 17 |
Walter, Jacob P (10)
|
NITTSC |
1:07.36 |
1:05.49 |
-1.87 |
| 18 |
Nienhaus, Matthew (9)
|
NISHAQ |
1:07.27 |
1:05.56 |
-1.71 |
| 19 |
Reukauf, Nathan A (9)
|
NISTAR |
1:09.37 |
1:05.87 |
-3.50 |
| 20 |
Kendall, Alex M (10)
|
NITTSC |
1:08.41 |
1:07.24 |
-1.17 |
| 21 |
Shepler, Jack (10)
|
NIVELO |
1:04.90 |
1:07.44 |
2.54 |
| 22 |
Coen, Mitchell R (9)
|
NISTAR |
1:03.08 |
1:08.34 |
5.26 |
| 23 |
Rudnicki, William S (10)
|
NITWST |
|
1:08.95 |
- |
| 24 |
Pirigyi, Ethan J (10)
|
NISTAR |
1:05.13 |
1:13.53 |
8.40 |
| 25 |
Fisher, Simon D (10)
|
NISTAR |
1:15.05 |
1:13.88 |
-1.17 |
| 26 |
DellaMea, Nicholas A (9)
|
NIVELO |
1:15.42 |
1:14.53 |
-0.89 |
|
DellaMea, Marco V (9)
|
NIVELO |
|
DQ |
- |
|
Wisniewski, Jordan R (10)
|
NIRAYS |
|
DQ |
- |
|
Kobielski, Carter E (9)
|
NIVELO |
|
DQ |
- |
|
Powers, Jack N (10)
|
NIVELO |
|
DQ |
- |