| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Landgraf, Timothy A (15)
|
MRNDAC |
1:00.10 |
1:00.12 |
0.02 |
| 2 |
Rosenblum, Ethan N (17)
|
ADDELM |
56.87 |
1:00.77 |
3.90 |
| 3 |
Brock, Hayden G (17)
|
ADDELM |
59.08 |
1:01.77 |
2.69 |
| 4 |
Daniels, Owen D (13)
|
MRNDAC |
1:02.06 |
1:02.55 |
0.49 |
| 5 |
Gutterman, Hunter M (14)
|
MRNDAC |
1:03.22 |
1:03.33 |
0.11 |
| 6 |
Ferreira, Madeline J (17)
|
ADDELM |
1:02.71 |
1:04.20 |
1.49 |
| 7 |
Valerian, Caitlin G (16)
|
ADDELM |
1:01.91 |
1:06.73 |
4.82 |
| 8 |
Norton, Madeline M (16)
|
ADUSAM |
1:01.90 |
1:06.80 |
4.90 |
| 9 |
Wang, Alex (13)
|
ADDELM |
1:08.60 |
1:08.24 |
-0.36 |
| 10 |
Waite, Maura C (15)
|
ADDELM |
1:03.28 |
1:08.37 |
5.09 |
| 11 |
Steeves, Caroline H (16)
|
ADKING |
1:05.49 |
1:09.13 |
3.64 |
| 12 |
Olsson, Kian J (13)
|
MRNDAC |
1:08.46 |
1:10.03 |
1.57 |
| 13 |
Sullivan, Mallory C (15)
|
ADKING |
1:06.73 |
1:14.22 |
7.49 |
| 14 |
Jerome, Jude C (10)
|
ADUSAM |
1:26.28 |
1:19.21 |
-7.07 |
| 15 |
Perri, Gabriella M (12)
|
ADDELM |
1:23.61 |
1:23.68 |
0.07 |
| 16 |
Ho, Sophie (12)
|
ADDELM |
1:27.02 |
1:28.33 |
1.31 |
| 17 |
Franco III, Victor E (12)
|
ADDELM |
|
1:33.85 |
- |
| 18 |
Hynes, Lillian M (9)
|
ADDELM |
|
1:45.53 |
- |
| 19 |
Hou, Irena Y (8)
|
ADDELM |
1:50.75 |
1:46.49 |
-4.26 |
|
Sullivan, Conor W (13)
|
ADKING |
1:14.32 |
NS |
- |