| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rademacker, Owen (10)
|
CSAY |
1:20.06 |
1:26.99 |
6.93 |
| 2 |
Lamont, Dylan (10)
|
LOCK |
1:42.52 |
1:31.21 |
-11.31 |
| 3 |
Dickmann, Lachlan (10)
|
CSAY |
1:44.27 |
1:42.26 |
-2.01 |
| 4 |
Lee, Brady (10)
|
NISKAN |
|
1:42.58 |
- |
| 5 |
Padula, Anthony (10)
|
ADGUY |
|
1:45.76 |
- |
| 6 |
Partigianoni, Charles C (10)
|
NICORY |
|
1:45.94 |
- |
| 7 |
Austin, William E (10)
|
NISKAN |
|
1:46.42 |
- |
| 8 |
Reeves, Daniel (9)
|
NIGRAY |
|
1:48.66 |
- |
| 9 |
Hargest, Aidan P (10)
|
COUN |
1:52.54 |
1:54.91 |
2.37 |
| 10 |
Cowdery, Pingan P (10)
|
NICAQY |
|
1:55.34 |
- |
| 11 |
Van Kersbergen, Jensen R (9)
|
NISKAN |
1:52.16 |
1:55.89 |
3.73 |
| 12 |
Falls, Padraig J (9)
|
NICORY |
|
1:56.77 |
- |
| 13 |
Wilson, Carter S (10)
|
NIAYST |
|
1:56.81 |
- |
| 14 |
Krohn, Gavin (9)
|
NIGRAY |
1:18.66 |
1:58.16 |
39.50 |
|
Guset, Eric (10)
|
NIGRAY |
|
DQ |
- |
|
Underwood, Xander A (10)
|
NICORY |
|
NS |
- |
|
Frederes, Landon (10)
|
WRN |
1:41.22 |
NS |
- |