| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Everhart, Norah G (10)
|
VATIDE |
39.56 |
38.00 |
-1.56 |
| 2 |
Mumford, Anna E (10)
|
MAMAKO |
39.32 |
40.42 |
1.10 |
| 3 |
Watson, Viktoria L (10)
|
VACGBD |
51.16 |
40.58 |
-10.58 |
| 4 |
Rodrigues, Gabriella A (10)
|
VASEVA |
42.73 |
42.54 |
-0.19 |
| 5 |
Palm, Ryan M (10)
|
VACGBD |
47.20 |
45.43 |
-1.77 |
| 6 |
Barber, Lucy W (10)
|
VACGBD |
45.03 |
46.56 |
1.53 |
| 7 |
Jaoude, Mia C (10)
|
MAMAKO |
44.29 |
49.59 |
5.30 |
| 8 |
Long, Katherine E (9)
|
VACGBD |
50.05 |
51.38 |
1.33 |
| 9 |
Byrd, Emma J (9)
|
VAUN-T |
45.19 |
53.57 |
8.38 |
| 10 |
Kanak, Abigail S (10)
|
VAUN-K |
51.49 |
54.99 |
3.50 |
| 11 |
Grieme, Breeanna C (9)
|
VAECAT |
53.48 |
55.50 |
2.02 |
| 12 |
Eberle, Lisa M (9)
|
VATIDE |
55.45 |
58.68 |
3.23 |
| 13 |
Sarinas, Mara-Alexandria C (9)
|
VACGBD |
1:15.00 |
1:02.83 |
-12.17 |
|
Segida, Lily-Anne M (8)
|
VAECAT |
1:10.90 |
DQ |
- |
|
Goodloe, Luna S (8)
|
VATIDE |
1:00.00 |
DQ |
- |
|
Gaston, Rachel E (10)
|
VATAC |
1:20.00 |
DQ |
- |