| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Colangelo, Kayanna E (10)
|
MAKIDS |
43.10 |
39.59 |
-3.51 |
| 1 |
Bacinski, Riley (10)
|
NJHQH |
47.51 |
45.61 |
-1.90 |
| 2 |
Cheplick, Natalie A (10)
|
MAPAAC |
43.46 |
42.60 |
-0.86 |
| 2 |
Cielecki, Jessica (9)
|
MATOPS |
1:00.63 |
48.92 |
-11.71 |
| 3 |
Hickey, Lillian G (9)
|
MATRI |
46.63 |
43.61 |
-3.02 |
| 3 |
Smallwood, Charlotte R (9)
|
MATRI |
48.84 |
49.41 |
0.57 |
| 4 |
Wolbert, Sydney R (9)
|
MAPFY |
43.36 |
44.84 |
1.48 |
| 4 |
Baylor, Madison G (10)
|
MABLUE |
49.08 |
50.50 |
1.42 |
| 5 |
Murphy, Ciara J (10)
|
MAKIDS |
53.66 |
53.42 |
-0.24 |
| 6 |
Horvat, Isabella E (10)
|
MAUN-T |
59.19 |
57.13 |
-2.06 |
| 7 |
Schellenberger, Lilli E (10)
|
MABLUE |
1:01.91 |
59.15 |
-2.76 |
| 8 |
Burke, Ella M (10)
|
MABLUE |
59.79 |
1:00.91 |
1.12 |
| 9 |
Major, Abigail L (9)
|
MABLUE |
1:00.73 |
1:04.41 |
3.68 |
| 10 |
Skirlis, Samantha T (10)
|
MABLUE |
1:08.64 |
1:04.48 |
-4.16 |
| 11 |
Frascella, Juliana R (9)
|
MATRI |
|
1:12.78 |
- |
| 12 |
Loebsack, Sydney A (9)
|
MABLUE |
1:28.85 |
1:24.58 |
-4.27 |
|
Simons, Jillian M (10)
|
MABLUE |
|
DQ |
- |
|
Sanders, Ariana P (9)
|
MABLUE |
|
DQ |
- |
|
Felsted, Julia A (10)
|
MABLUE |
|
DQ |
- |