| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Monge, Mariana (10)
|
NJUN-R |
40.76 |
39.86 |
-0.90 |
| 2 |
Korszen, Marcelina (9)
|
NJCBGC |
41.21 |
40.50 |
-0.71 |
| 3 |
Beer, Avery G (10)
|
NJRANY |
42.20 |
41.13 |
-1.07 |
| 4 |
Julian, Alexis N (10)
|
NJPPST |
44.21 |
44.07 |
-0.14 |
| 5 |
Mena, Mackenzie G (10)
|
NJWFY |
46.94 |
44.80 |
-2.14 |
| 6 |
Zinna, Micaela (10)
|
NJWFY |
46.45 |
44.93 |
-1.52 |
| 7 |
Huang, Sophia (10)
|
NJPPST |
47.53 |
45.20 |
-2.33 |
| 8 |
Lin, Chloe (9)
|
NJSWST |
48.60 |
45.39 |
-3.21 |
| 9 |
Getman, Livia A (9)
|
NJUN-W |
48.26 |
45.48 |
-2.78 |
| 10 |
Heitmann, Lena E (10)
|
NJWFY |
48.29 |
47.06 |
-1.23 |
| 11 |
Liebhoff, Josephine I (9)
|
NJWFY |
49.26 |
47.24 |
-2.02 |
| 12 |
Florkiewicz, Elizabeth (10)
|
NJWFY |
50.76 |
48.13 |
-2.63 |
| 13 |
Hsieh, Oceana (9)
|
NJPPST |
46.91 |
48.50 |
1.59 |
| 14 |
Freeman, Ellie V (9)
|
NJWFY |
53.61 |
48.82 |
-4.79 |
| 15 |
Coughlin, Maura B (10)
|
NJWFY |
53.96 |
49.43 |
-4.53 |
| 16 |
Hackett, Madilyne (8)
|
NJCBGC |
49.08 |
49.70 |
0.62 |
| 17 |
Moran, Kathryn A (10)
|
NJWFY |
50.56 |
50.10 |
-0.46 |
| 18 |
Nieman, Clementine G (9)
|
NJPPST |
53.36 |
50.12 |
-3.24 |
| 19 |
deHaas, Chloe J (9)
|
NJPPST |
51.28 |
52.79 |
1.51 |
| 20 |
Campbell, Gabriella I (10)
|
NJRANY |
52.56 |
52.97 |
0.41 |
| 21 |
Shah, Sanvi (10)
|
NJCBGC |
56.38 |
53.53 |
-2.85 |
| 22 |
Lawler, Alexandra E (9)
|
NJWFY |
58.52 |
54.19 |
-4.33 |
| 23 |
Carlsruh, Nora G (9)
|
NJHCY |
54.40 |
56.17 |
1.77 |
| 24 |
Tsang, Fiona (9)
|
NJMYM |
1:00.00 |
56.21 |
-3.79 |
| 25 |
Yano, Kiona (9)
|
NJPPST |
1:01.11 |
58.17 |
-2.94 |
| 26 |
Mikus, Charlotte (9)
|
NJRANY |
1:06.79 |
1:00.01 |
-6.78 |
| 27 |
Newsom, Ava (9)
|
NJRANY |
1:00.27 |
1:00.05 |
-0.22 |
| 28 |
Beer, Emma (7)
|
NJRANY |
1:08.89 |
1:10.34 |
1.45 |
| 29 |
Sandoval, Camila (9)
|
NJRANY |
1:09.35 |
1:13.28 |
3.93 |
| 30 |
Saguillo Leppanen, Emma (6)
|
NJRANY |
1:15.16 |
1:18.71 |
3.55 |
|
Buzali Catarrivas, Regina (10)
|
NJPPST |
55.11 |
NS |
- |