| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Polinsky, Griffin L (12)
|
MDYCM |
1:13.24 |
1:12.57 |
-0.67 |
| 2 |
Ounnarath, Issara Z (12)
|
MDBAAC |
1:12.38 |
1:14.21 |
1.83 |
| 3 |
Wetzel, Matthew D (11)
|
MDFSC |
1:15.73 |
1:16.76 |
1.03 |
| 4 |
Fritz, Andrew J (11)
|
MDYCM |
1:21.65 |
1:20.73 |
-0.92 |
| 5 |
Spelman, Timothy P (11)
|
MDFSC |
1:20.63 |
1:21.28 |
0.65 |
| 6 |
Schreiber, Jack C (11)
|
MDFAST |
1:22.13 |
1:21.90 |
-0.23 |
| 7 |
Kim, Paul K (12)
|
MDYCM |
|
1:24.00 |
- |
| 8 |
Bussink, Samuel J (12)
|
MDYCM |
1:28.46 |
1:24.24 |
-4.22 |
| 9 |
Kim, Timothy J (12)
|
MDYCM |
|
1:24.43 |
- |
| 10 |
Majka, Noah J (11)
|
MDUN |
1:29.31 |
1:25.22 |
-4.09 |
| 11 |
Tenaglia, Andrew (12)
|
MDBAAC |
1:28.75 |
1:26.77 |
-1.98 |
| 12 |
Shelton, Austin B (12)
|
MDBVA |
|
1:27.63 |
- |
| 13 |
Sauer, Ian M (11)
|
MDYCM |
|
1:31.10 |
- |
| 14 |
Ashdown, Owen P (11)
|
MDBVA |
|
1:31.33 |
- |
| 15 |
Ellenbecker, Benjamin C (11)
|
MDBAAC |
1:32.30 |
1:32.16 |
-0.14 |
| 16 |
DeGirolamo, Matthew R (11)
|
MDFAST |
1:33.46 |
1:34.66 |
1.20 |
| 17 |
Moss, Carlton J (12)
|
MDYCM |
1:33.44 |
1:36.00 |
2.56 |
| 18 |
Calderon, Marcos S (11)
|
MDYCM |
|
1:36.56 |
- |
| 19 |
McNeirney, Jack C (11)
|
MDYCM |
1:34.54 |
1:36.63 |
2.09 |
| 20 |
Ray, Owen E (11)
|
MDYCM |
1:26.98 |
1:37.38 |
10.40 |
| 21 |
Sellers, Bennett R (12)
|
MDFSC |
1:40.17 |
1:37.68 |
-2.49 |
| 22 |
Weeks, Hunter A (11)
|
MDFAST |
1:39.84 |
1:37.77 |
-2.07 |
| 23 |
Kuzemchak, Evan T (12)
|
MDBAAC |
1:36.40 |
1:38.69 |
2.29 |
| 24 |
James, Ayden N (11)
|
MDBAAC |
1:37.91 |
1:39.94 |
2.03 |
| 25 |
Iampieri, Ben D (11)
|
MDYCM |
|
1:40.01 |
- |
| 26 |
Milner, Scott T (11)
|
MDFAST |
1:50.66 |
1:41.08 |
-9.58 |
| 27 |
Skazis, Matthew C (11)
|
MDYCM |
1:57.98 |
1:41.19 |
-16.79 |
| 28 |
Sweat, Addison J (11)
|
MDYCM |
|
1:43.87 |
- |
| 29 |
Mingo, Nathaniel A (11)
|
MDYCM |
1:50.68 |
1:52.53 |
1.85 |
| 30 |
Moses, Colin S (11)
|
MDYCM |
|
2:03.36 |
- |
|
Doyle, Jason A (11)
|
MDYCM |
|
NS |
- |