| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Reilly, Fiona K (10)
|
NISTAR |
39.16 |
39.21 |
0.05 |
| 2 |
Griffin, Zoey O (10)
|
NICLSC |
42.28 |
41.37 |
-0.91 |
| 3 |
Keller, Mira (10)
|
NIVELO |
43.35 |
41.81 |
-1.54 |
| 4 |
McKinney, Madison N (10)
|
NICLSC |
48.08 |
43.79 |
-4.29 |
| 5 |
Chung, Emily (10)
|
NIBAAC |
45.16 |
45.23 |
0.07 |
| 6 |
Battistoni, Grace L (10)
|
NIVELO |
56.01 |
45.94 |
-10.07 |
| 7 |
Moldenhauer, Paige A (10)
|
NIEAST |
45.68 |
46.18 |
0.50 |
| 8 |
Philbrick, Mylie (10)
|
NIVELO |
43.98 |
47.31 |
3.33 |
| 9 |
Gachette, Marisa B (10)
|
NIVELO |
48.94 |
47.51 |
-1.43 |
| 10 |
Vogt, Grace A (10)
|
NISTAR |
48.85 |
47.52 |
-1.33 |
| 11 |
Barillari, Emma (10)
|
NIVELO |
49.34 |
49.14 |
-0.20 |
| 12 |
Adamczyk, Gabrielle J (10)
|
NICLSC |
49.60 |
49.63 |
0.03 |
| 13 |
Brassard, Addison G (10)
|
NISTAR |
52.85 |
49.70 |
-3.15 |
| 14 |
Gentile, Olivia (10)
|
NIVELO |
50.28 |
49.77 |
-0.51 |
| 15 |
Vartanova, Elizaveta (10)
|
NIUN-D |
|
51.14 |
- |
| 16 |
Evelt, Mallory L (10)
|
NIBAAC |
|
52.28 |
- |
| 17 |
Bandemer, Hannah T (10)
|
NIBAAC |
1:01.32 |
52.44 |
-8.88 |
| 18 |
Weisenburg, Brylee M (10)
|
NISTAR |
58.30 |
54.23 |
-4.07 |
| 19 |
Odojewski, Molly L (10)
|
NISHAQ |
1:01.92 |
55.61 |
-6.31 |
| 20 |
Flickinger, Maria J (10)
|
NIEAST |
|
57.11 |
- |
| 21 |
Nuara, Gabrielle S (10)
|
NICLSC |
|
58.35 |
- |
| 22 |
Schaefer, Grace I (10)
|
NIEAST |
1:08.15 |
59.64 |
-8.51 |
| 23 |
Hagel, Fiona K (10)
|
NISTAR |
1:12.10 |
1:05.72 |
-6.38 |
| 24 |
Renzoni, Olivia R (10)
|
NISTAR |
|
1:06.74 |
- |
|
Cao, Mulan T (10)
|
NIBAAC |
|
DQ |
- |