| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brock, Hayden G (17)
|
ADDELM |
59.91 |
58.83 |
-1.08 |
| 2 |
Lawler, Morgan K (15)
|
ADALBS |
59.89 |
1:00.73 |
0.84 |
| 3 |
Roberts, Grace E (16)
|
ADALBS |
1:01.93 |
1:05.56 |
3.63 |
| 4 |
Witting, Liam T (14)
|
ADDELM |
1:08.81 |
1:10.16 |
1.35 |
| 5 |
Bulumulla, Vidhu D (15)
|
ADALBS |
1:04.16 |
1:10.38 |
6.22 |
| 6 |
Boldyrev, Anastasia E (15)
|
MRUN |
1:18.07 |
1:13.38 |
-4.69 |
| 7 |
Zeliph, Thomas J (13)
|
ADALBS |
1:24.84 |
1:14.94 |
-9.90 |
| 8 |
Byrnes, William Daniel D (13)
|
ADDELM |
|
1:16.32 |
- |
| 9 |
Dheeradhada, Alyssa J (13)
|
ADALBS |
1:12.22 |
1:17.89 |
5.67 |
| 10 |
Dheeradhada, Arya J (11)
|
ADALBS |
1:29.94 |
1:25.67 |
-4.27 |
| 11 |
Relyea, Cadence G (10)
|
ADDELM |
1:30.21 |
1:29.47 |
-0.74 |
| 12 |
Hungerford, Brett A (11)
|
ADALBS |
|
1:36.20 |
- |
|
Woods, Jack W (17)
|
ADALBS |
|
DQ |
- |