| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McAuley, Nadia A (10)
|
MRAGMV |
41.52 |
40.45 |
-1.07 |
| 2 |
Zhang, Alisha (10)
|
MRPAC |
|
48.27 |
- |
| 3 |
James, Grace A (10)
|
MAUN |
56.71 |
50.43 |
-6.28 |
| 4 |
Shaw, Jillian G (9)
|
MRAGMV |
47.48 |
50.61 |
3.13 |
| 5 |
Schalk, Emma C (9)
|
MAUN |
|
52.95 |
- |
| 6 |
Rocchio, Ellis R (9)
|
MRYBAR |
54.87 |
55.53 |
0.66 |
| 7 |
Muir-Gardner, Nezreen C (9)
|
MRYBAR |
55.03 |
55.92 |
0.89 |
| 8 |
Hylton, PriscillaRose (9)
|
MRYBAR |
56.29 |
57.87 |
1.58 |
| 9 |
O'Brien, Abigail C (10)
|
MRAGMV |
1:03.59 |
1:00.51 |
-3.08 |
| 10 |
Dwyer, Chloe L (9)
|
MRWSSC |
58.02 |
1:04.03 |
6.01 |
| 11 |
Mahoney, Kayleigh R (9)
|
MRTRS |
|
1:07.72 |
- |
|
Schwarz, Juliet B (9)
|
MRAGMV |
54.27 |
DQ |
- |
|
Novikov, Alexandra (9)
|
MRDVWM |
58.79 |
DQ |
- |
|
Milza, Zoe E (9)
|
MRMWDA |
1:20.44 |
DQ |
- |
|
Ahad, Samira M (9)
|
MRNYSA |
|
DQ |
- |
|
Johnson, Siel P (9)
|
MRNYSA |
|
DQ |
- |
|
Stefanelli, Isabella L (10)
|
MAUN |
|
DQ |
- |
|
Roman, Isabella M (9)
|
MRTRS |
|
DQ |
- |
|
Cerulli, Lorelai E (9)
|
MRAGMV |
1:02.69 |
NS |
- |