| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Vidal, Patrick A (15)
|
MACBST |
58.33 |
1:01.55 |
3.22 |
| 1 |
Wells, Jesse (17)
|
MAPENN |
56.95 |
56.63 |
-0.32 |
| 2 |
Roytman, Henry J (17)
|
MATHY |
55.57 |
1:02.36 |
6.79 |
| 2 |
Krystkiewicz, Thomas M (15)
|
MACBST |
58.02 |
58.30 |
0.28 |
| 3 |
Cerbone, William Z (15)
|
MAPFY |
59.11 |
1:00.05 |
0.94 |
| 3 |
Mislan, Trevor B (17)
|
MACBST |
1:00.41 |
1:02.75 |
2.34 |
| 4 |
Cervantes-Rodriguez, Jorge L (16)
|
MACBST |
1:00.31 |
1:00.20 |
-0.11 |
| 4 |
Roytman, Gregory M (17)
|
MATHY |
56.54 |
1:02.86 |
6.32 |
| 5 |
Wallace, Cameron J (15)
|
MACBST |
1:04.36 |
1:03.10 |
-1.26 |
| 6 |
Belder, Andrew S (15)
|
MATHY |
1:00.78 |
1:03.87 |
3.09 |
| 7 |
Dolan, Daniel A (17)
|
MAHHAA |
1:08.21 |
1:04.02 |
-4.19 |
| 8 |
Holden, Marquis I (16)
|
MASERP |
1:02.40 |
1:06.13 |
3.73 |
| 9 |
He, Kevin J (15)
|
MACBST |
1:09.25 |
1:06.70 |
-2.55 |
| 10 |
Myatt-Knox, Hosni E (18)
|
MASERP |
1:06.72 |
1:06.82 |
0.10 |
|
Belder, Joshua G (17)
|
MATHY |
54.16 |
NS |
- |