| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
El Ghissassi, Awab (11)
|
NIVEST |
41.67 |
42.04 |
0.37 |
| 2 |
Peyser, Peter M (11)
|
NIBAAC |
43.71 |
44.12 |
0.41 |
| 3 |
Borden, Jonas O (12)
|
NIBAAC |
50.48 |
45.50 |
-4.98 |
| 4 |
Coen, Jack D (11)
|
NISTAR |
48.16 |
47.16 |
-1.00 |
| 5 |
LaJeunesse, Peter F (12)
|
NIVELO |
53.19 |
47.94 |
-5.25 |
| 6 |
Hayter, Daniel J (11)
|
NISHAQ |
47.77 |
48.20 |
0.43 |
| 7 |
O'Brien, Kevin J (11)
|
NICLSC |
48.77 |
48.82 |
0.05 |
| 8 |
Lemmo, Nicholas D (11)
|
NIVELO |
52.20 |
52.04 |
-0.16 |
| 9 |
Littrell, Alexander W (12)
|
NISTAR |
51.67 |
53.35 |
1.68 |
| 10 |
Chatha, Zoravar (12)
|
BORC |
55.00 |
53.57 |
-1.43 |
| 11 |
Zaki, Daniel (11)
|
BORC |
51.17 |
53.90 |
2.73 |
| 12 |
Gatti, Jake D (12)
|
NICLSC |
55.39 |
54.00 |
-1.39 |
| 13 |
Meyer, Noah (11)
|
NIVELO |
59.67 |
56.70 |
-2.97 |
| 14 |
Coen, Liam C (11)
|
NISTAR |
56.59 |
56.77 |
0.18 |
| 15 |
Burke, Ryan (12)
|
NIVELO |
59.88 |
56.82 |
-3.06 |
| 16 |
Eisenmann, Joshua T (11)
|
NISTAR |
1:01.37 |
58.44 |
-2.93 |
| 17 |
Kerr, John M (12)
|
NIVELO |
|
59.39 |
- |
| 18 |
Roche, Robert (11)
|
NISTAR |
1:17.89 |
59.94 |
-17.95 |
| 19 |
Woodford, Derek (12)
|
NISHAQ |
1:02.04 |
1:03.61 |
1.57 |
| 20 |
Slaughter, Timothy A (11)
|
NIVELO |
|
1:05.02 |
- |
| 21 |
Kobielski, Colin (12)
|
NIVELO |
1:18.12 |
1:08.78 |
-9.34 |