| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Forrest, Parker G (11)
|
ADCANA |
47.20 |
48.25 |
1.05 |
| 2 |
Crowell, Paul F (11)
|
ADCLRK |
54.36 |
50.06 |
-4.30 |
| 3 |
Vroman, Ava G (10)
|
ADCANA |
50.00 |
52.98 |
2.98 |
| 4 |
Bixby, Jameson S (10)
|
ADSVP |
57.62 |
56.49 |
-1.13 |
| 5 |
Carcasole, Josephia M (10)
|
ADCANA |
|
58.20 |
- |
| 6 |
Roos, Avada L (10)
|
ADCANA |
54.24 |
58.33 |
4.09 |
| 7 |
Walker, Eleanor A (8)
|
ADCLRK |
1:06.84 |
1:01.54 |
-5.30 |
| 8 |
Strobeck, Griffin M (9)
|
ADSVP |
1:05.16 |
1:02.69 |
-2.47 |
| 9 |
Barlow, Jacob R (8)
|
ADCANA |
1:05.33 |
1:02.96 |
-2.37 |
| 10 |
Swart, Allison R (11)
|
ADCLRK |
|
1:06.31 |
- |
| 11 |
Williams, Creighton L (11)
|
ADCLRK |
1:09.59 |
1:13.61 |
4.02 |
| 12 |
Phillips, Leah M (9)
|
ADCLRK |
1:17.92 |
1:15.74 |
-2.18 |
|
Yastrzemski, Aleksander C (10)
|
ADCLRK |
|
DQ |
- |
|
Forrest, Quinlan L (8)
|
ADCANA |
|
DQ |
- |
|
Herringshaw, Jacob R (10)
|
ADCANA |
|
DQ |
- |
|
Kinley, Hunter W (9)
|
ADCLRK |
|
DQ |
- |
|
Flannigan, Owen E (9)
|
ADCLRK |
|
DQ |
- |