| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gamble, Shannon C (10)
|
MAGRA |
1:18.65 |
1:17.63 |
-1.02 |
| 2 |
Janton, Sandy (10)
|
MAKAY |
1:17.03 |
1:17.96 |
0.93 |
| 3 |
Telenko, May E (10)
|
MAGRA |
1:18.98 |
1:19.86 |
0.88 |
| 4 |
Perrin, Lily A (9)
|
MAKAY |
1:20.88 |
1:20.03 |
-0.85 |
| 5 |
Heiland, Samantha R (9)
|
MAGRA |
1:21.24 |
1:21.74 |
0.50 |
| 6 |
Murphy, Jillian E (10)
|
MAKAY |
1:24.87 |
1:21.80 |
-3.07 |
| 7 |
Cotellesse, Lauren E (10)
|
MAGRA |
1:24.10 |
1:23.58 |
-0.52 |
| 8 |
Lara, Isabella C (10)
|
MAUPY |
1:40.00 |
1:24.53 |
-15.47 |
| 9 |
Manuel, Zoe E (9)
|
MAGRA |
1:24.84 |
1:26.61 |
1.77 |
| 10 |
Hung, Danielle Hana T (9)
|
MAACST |
1:38.39 |
1:28.11 |
-10.28 |
| 11 |
Gayo, Hannah E (10)
|
MAACST |
1:53.74 |
1:51.96 |
-1.78 |
| 12 |
Calvert, Chloe V (9)
|
MAUN-0 |
2:12.31 |
1:55.08 |
-17.23 |
| 13 |
Ovalle, Mariana (9)
|
MAACST |
1:40.00 |
1:55.84 |
15.84 |
|
Elliott, Lily A (9)
|
MAUN-0 |
2:10.45 |
DQ |
- |
|
Devose, Shelby Y (9)
|
MAJRAY |
1:30.30 |
NS |
- |