| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brock, Hayden G (17)
|
ADDELM |
|
59.91 |
- |
| 2 |
Ferreira, Madeline J (17)
|
ADDELM |
58.58 |
1:01.51 |
2.93 |
| 3 |
Rosenblum, Ethan N (17)
|
ADDELM |
1:01.15 |
1:01.58 |
0.43 |
| 4 |
Ikasalo, Owen H (15)
|
ADDELM |
1:04.15 |
1:05.35 |
1.20 |
| 5 |
King, Colin D (15)
|
ADDELM |
1:16.23 |
1:07.97 |
-8.26 |
| 6 |
Taylor, Samuel E (12)
|
ADKING |
|
1:09.86 |
- |
| 7 |
Steeves, Caroline H (16)
|
ADKING |
1:09.18 |
1:13.70 |
4.52 |
| 8 |
Janga, Bhargava R (12)
|
ADDELM |
|
1:14.56 |
- |
| 9 |
Sullivan, Mallory C (15)
|
ADKING |
1:09.36 |
1:15.08 |
5.72 |
| 10 |
Ejanda, Francine Charisse A (13)
|
ADDELM |
|
1:15.81 |
- |
| 11 |
Fronheiser, Addison K (13)
|
ADDELM |
1:27.20 |
1:19.93 |
-7.27 |
|
McCord, Emily G (16)
|
ADKING |
1:04.75 |
NS |
- |
|
Sullivan, Conor W (13)
|
ADKING |
1:24.47 |
NS |
- |