| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Frank, Reese J (7)
|
NJUN-N |
45.91 |
44.19 |
-1.72 |
| 2 |
Assanah, Madison J (8)
|
NJJFAC |
1:08.15 |
46.67 |
-21.48 |
| 3 |
Valencia, Angelique J (8)
|
NJEAG |
1:00.00 |
47.31 |
-12.69 |
| 4 |
Pelayo, Adriana (8)
|
NJSKYY |
50.11 |
50.41 |
0.30 |
| 5 |
Beda, Maya (8)
|
NJSKYY |
59.55 |
55.47 |
-4.08 |
| 6 |
Thiel, Grace F (8)
|
NJMALT |
1:20.89 |
1:05.00 |
-15.89 |
| 7 |
Bacchetta, Isabella (7)
|
NJSKYY |
2:00.11 |
1:05.23 |
-54.88 |
| 8 |
Brancato, Kathleen (7)
|
NJSKYY |
1:30.00 |
1:05.67 |
-24.33 |
| 9 |
Frank, Ellie R (5)
|
NJUN-N |
1:20.00 |
1:06.22 |
-13.78 |
|
Kandziolka, Elizabeth R (8)
|
NJOTT |
1:15.64 |
DQ |
- |