| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Zuo, Bonita R (11)
|
MAUN-B |
1:02.09 |
1:03.38 |
1.29 |
| 1 |
Sandt, Meghan M (12)
|
MABLUE |
1:16.45 |
1:17.48 |
1.03 |
| 1 |
Hubal, Molly C (12)
|
MABDA |
1:20.59 |
1:18.23 |
-2.36 |
| 2 |
Cross, Haylee B (11)
|
MABDA |
1:24.81 |
1:19.13 |
-5.68 |
| 3 |
Talijan, Julianne L (12)
|
MABLUE |
1:18.73 |
1:19.54 |
0.81 |
| 4 |
Daukshus, Claire E (12)
|
MABLUE |
1:21.36 |
1:21.67 |
0.31 |
| 5 |
Dadio, Megan F (12)
|
MABLUE |
1:25.10 |
1:22.73 |
-2.37 |
| 6 |
Galko, Zoe V (12)
|
MABDA |
1:27.60 |
1:23.37 |
-4.23 |
| 7 |
Brezinsky, Natalie M (12)
|
MABLUE |
1:25.76 |
1:23.57 |
-2.19 |
| 8 |
Laslo, Molly K (11)
|
MABLUE |
1:23.43 |
1:23.82 |
0.39 |
| 9 |
Ciaccia, Kayla J (12)
|
MABLUE |
1:27.94 |
1:25.71 |
-2.23 |
| 10 |
Hammonds, Danica (12)
|
MAPFY |
1:31.44 |
1:25.91 |
-5.53 |
| 11 |
McCormick, Maeve E (12)
|
MABLUE |
1:26.64 |
1:25.95 |
-0.69 |
| 12 |
Houde, Casey L (11)
|
MATOPS |
|
1:26.40 |
- |
| 13 |
Fernando, Swetha A (11)
|
NJHQH |
1:36.38 |
1:29.68 |
-6.70 |
| 14 |
Kachala, Sienna R (11)
|
MABLUE |
1:25.23 |
1:30.03 |
4.80 |
| 15 |
Burke, Ella M (11)
|
MABLUE |
1:50.30 |
1:34.34 |
-15.96 |
| 16 |
Skirlis, Samantha T (11)
|
MABLUE |
1:38.65 |
1:36.76 |
-1.89 |
| 17 |
Kateusz, Marie D (11)
|
MATOPS |
|
1:36.95 |
- |
| 18 |
Kwiecinski, Stella A (12)
|
MABDA |
1:39.65 |
1:41.40 |
1.75 |
| 19 |
Cawley, Maeve O (12)
|
MABDA |
1:44.40 |
1:43.98 |
-0.42 |
| 20 |
Osher, Emma A (11)
|
MAEMAC |
1:53.75 |
1:48.93 |
-4.82 |
|
Olsen, Emily J (12)
|
MABLUE |
1:47.13 |
DQ |
- |
|
Daly, Harper O (12)
|
MAEMAC |
1:31.29 |
NS |
- |