| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
De Vries, Alex J (10)
|
MAUMLY |
1:18.88 |
1:16.46 |
-2.42 |
| 2 |
Fekete, Michael J (9)
|
MASJAC |
1:20.32 |
1:16.54 |
-3.78 |
| 3 |
Pozza, Andrew J (10)
|
MASEA |
1:22.49 |
1:19.84 |
-2.65 |
| 4 |
Inman, Liam R (10)
|
MASJAC |
1:28.11 |
1:24.18 |
-3.93 |
| 5 |
Ricci, Jason A (10)
|
MASJAC |
1:27.86 |
1:26.89 |
-0.97 |
| 6 |
Schmidt, Jeffrey W (9)
|
MASJAC |
1:30.17 |
1:27.55 |
-2.62 |
| 7 |
Quinn, Ryan V (9)
|
MASJAC |
1:20.98 |
1:28.71 |
7.73 |
| 8 |
Guerrieri, Gabriel K (10)
|
MASJAC |
1:39.89 |
1:29.21 |
-10.68 |
| 9 |
Longo, Stephen B (9)
|
MASJAC |
1:32.37 |
1:30.44 |
-1.93 |
| 10 |
Tran, Ethan D (10)
|
MAPVA |
1:38.36 |
1:31.14 |
-7.22 |
| 11 |
Mallari, Aerick (10)
|
MASEA |
1:31.78 |
1:31.21 |
-0.57 |
| 12 |
Manning, Logan J (9)
|
MASEA |
1:33.03 |
1:31.35 |
-1.68 |
| 13 |
Green, Christopher P (10)
|
MAGPAC |
1:32.68 |
1:31.40 |
-1.28 |
| 14 |
Shah, Aarav R (10)
|
MAGPAC |
1:41.30 |
1:31.96 |
-9.34 |
| 15 |
Corcoran, Thomas B (9)
|
MAUNSE |
1:45.44 |
1:36.43 |
-9.01 |
| 16 |
Newcomb, Nathan P (9)
|
MAGPAC |
1:53.53 |
1:36.79 |
-16.74 |
| 17 |
Tanzola, Luke A (9)
|
MAGPAC |
1:40.43 |
1:37.25 |
-3.18 |
| 18 |
Crosby, Benjamin T (9)
|
MASJAC |
1:48.31 |
1:40.89 |
-7.42 |
| 19 |
Redrup, Geoffrey L (10)
|
MAGPAC |
1:37.55 |
1:41.01 |
3.46 |
| 20 |
Wilkinson, Connor J (9)
|
MAPRSC |
1:42.76 |
1:43.54 |
0.78 |
| 21 |
Campbell, Matthew W (10)
|
MASJAC |
1:44.12 |
1:45.10 |
0.98 |
| 22 |
Costiuc, Max (9)
|
MASJAC |
1:50.68 |
1:45.96 |
-4.72 |
| 23 |
Seaman, William (9)
|
MASEA |
1:47.55 |
1:50.62 |
3.07 |
| 24 |
Butler, Finn (10)
|
MASJAC |
2:03.07 |
1:56.11 |
-6.96 |
|
Lyden, Michael A (10)
|
MAGPAC |
1:57.55 |
DQ |
- |
|
Smith, Samuel J (9)
|
MASEA |
1:21.36 |
NS |
- |