| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Clark, Zachary A (14)
|
MDHSST |
1:14.28 |
1:11.54 |
-2.74 |
| 2 |
Vandewinckel, Lucas C (14)
|
MDGBSA |
1:14.20 |
1:12.59 |
-1.61 |
| 3 |
Joyner, Aiden D (13)
|
MDBCSC |
1:14.19 |
1:12.99 |
-1.20 |
| 4 |
Villanueva, Marcos G (14)
|
MDMSC |
1:13.60 |
1:13.11 |
-0.49 |
| 5 |
Shkolnik, Paul A (13)
|
MDNBAC |
1:17.59 |
1:13.63 |
-3.96 |
| 6 |
Kunkel, William H (13)
|
MDLBA |
1:16.14 |
1:13.79 |
-2.35 |
| 7 |
Rudy, Gavin I (14)
|
MDMAS |
1:14.83 |
1:14.54 |
-0.29 |
| 8 |
Northey, James O (14)
|
MDMAS |
1:16.89 |
1:15.20 |
-1.69 |
| 9 |
Eckman, Shane M (14)
|
MDACA |
1:15.60 |
1:15.76 |
0.16 |
| 10 |
Demory, Jacob M (14)
|
MDFAST |
1:16.61 |
1:16.31 |
-0.30 |
| 11 |
Zieger, Aidan F (14)
|
MDCGA |
1:15.51 |
1:16.51 |
1.00 |
| 12 |
Cason, Ibraheem B (13)
|
MDBCSC |
1:17.65 |
1:17.23 |
-0.42 |
| 13 |
Shkolnik, Peter M (13)
|
MDNBAC |
1:15.26 |
1:17.35 |
2.09 |
| 14 |
Missry, Leon A (13)
|
MDNBAC |
1:17.58 |
1:18.13 |
0.55 |
| 15 |
Daugherty, Ethan E (13)
|
MDNBAC |
1:16.77 |
1:18.53 |
1.76 |
|
Pape, Andrew S (13)
|
MDHSST |
1:18.35 |
NS |
- |