| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hahn, Lily (12)
|
MARAD |
58.36 |
59.75 |
1.39 |
| 2 |
Grimley, Taylor O (12)
|
MARAD |
59.30 |
1:00.08 |
0.78 |
| 3 |
Gibson, Madison A (12)
|
MATRI |
1:02.45 |
1:01.88 |
-0.57 |
| 4 |
Neilly, Hannah F (12)
|
MARAD |
1:05.06 |
1:02.23 |
-2.83 |
| 5 |
Coonley, Campbell P (12)
|
MARAD |
1:02.96 |
1:02.73 |
-0.23 |
| 6 |
Cella, Olivia (12)
|
MARAD |
1:00.41 |
1:03.26 |
2.85 |
| 7 |
Bevenour, Holly E (12)
|
MARAD |
1:00.64 |
1:03.61 |
2.97 |
| 8 |
Heimowitz, Miranda J (12)
|
MAGSA |
1:10.79 |
1:03.75 |
-7.04 |
| 9 |
Muller, Alexis M (12)
|
MAGSA |
1:08.35 |
1:04.47 |
-3.88 |
| 10 |
Burke, Emma G (11)
|
MARAD |
|
1:06.62 |
- |
| 11 |
Copas, Savina (12)
|
MARAD |
1:11.90 |
1:06.70 |
-5.20 |
| 12 |
Bloomfield, Gianna G (12)
|
MARAD |
1:08.65 |
1:06.98 |
-1.67 |
| 13 |
Mlodzienski, Sophia M (12)
|
MARAD |
1:06.96 |
1:07.01 |
0.05 |
| 14 |
Casey, Isabella E (11)
|
MARAD |
1:12.82 |
1:07.18 |
-5.64 |
| 15 |
Wendt, Louisa R (11)
|
MARAD |
1:09.46 |
1:07.39 |
-2.07 |
| 16 |
Dougherty, Regan L (12)
|
MARAD |
|
1:08.91 |
- |
| 17 |
Karpf, Lana (12)
|
MAGSA |
1:45.41 |
1:09.98 |
-35.43 |
| 18 |
Murray Hayden, Caroline G (12)
|
MARAD |
1:15.22 |
1:10.80 |
-4.42 |
| 19 |
Shoumer, Sarah E (12)
|
MARAD |
|
1:12.76 |
- |
| 20 |
Garrabrant, Megan S (11)
|
MAGSA |
1:17.54 |
1:13.07 |
-4.47 |
| 21 |
Giuntoli, Anastasia S (12)
|
MARAD |
1:15.55 |
1:15.48 |
-0.07 |
| 22 |
Wittmer, Sarah A (11)
|
MAGSA |
1:16.47 |
1:16.21 |
-0.26 |
| 22 |
Ferry, Brianna M (12)
|
MATRI |
1:23.96 |
1:16.21 |
-7.75 |
| 24 |
Oswald, Delaney R (11)
|
MARAD |
1:16.98 |
1:16.23 |
-0.75 |
| 25 |
Staton, Katherine J (11)
|
MARAD |
|
1:18.21 |
- |
| 26 |
Fancher, Scotlind J (11)
|
MARAD |
|
1:25.02 |
- |
| 27 |
Gokidi, Nidhi S (11)
|
MAGSA |
|
1:37.14 |
- |
| 28 |
Bates, Ciara J (11)
|
MAGSA |
|
1:40.21 |
- |
| 29 |
McKeown, Sienna M (11)
|
MATRI |
|
2:01.18 |
- |
|
Weitz, Liana P (11)
|
MAGSA |
|
DQ |
- |