| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Overton, Grace A (12)
|
NCRSA |
34.43 |
34.30 |
-0.13 |
| 2 |
Diem, Addie (12)
|
NCRSA |
37.53 |
35.77 |
-1.76 |
| 3 |
Van Tassel, Courtney R (12)
|
NCRSA |
36.38 |
35.92 |
-0.46 |
| 4 |
Marriott, Camilla A (10)
|
NCRSA |
37.12 |
38.20 |
1.08 |
| 5 |
Holloway, Blythe M (10)
|
NCRSA |
39.78 |
38.86 |
-0.92 |
| 6 |
Rendon, Kalle B (8)
|
NCRSA |
39.66 |
40.17 |
0.51 |
| 7 |
Holgate, Emma S (12)
|
NCRSA |
|
41.88 |
- |
| 8 |
Barillaro, Carly D (7)
|
NCRSA |
49.60 |
47.15 |
-2.45 |
| 9 |
Holloway, Brynn E (6)
|
NCRSA |
|
58.30 |
- |
| 10 |
Hilder, Amelia R (8)
|
NCRSA |
55.52 |
59.98 |
4.46 |
|
Johnson, Alanna R (12)
|
NCRSA |
|
NS |
- |
|
Tonnessen, Georgia K (10)
|
NCRSA |
40.61 |
NS |
- |