| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bartel, Owen M (12)
|
MDBAAC |
41.96 |
35.07 |
-6.89 |
| 2 |
Czajka, Andrew K (11)
|
MDEST |
37.29 |
37.46 |
0.17 |
| 3 |
Polenur, Daniel A (12)
|
MDJCC |
46.90 |
37.62 |
-9.28 |
| 4 |
Skidmore, Holden D (12)
|
MDEST |
39.01 |
39.30 |
0.29 |
| 5 |
Meier, Carl J (11)
|
MDUN-M |
41.23 |
39.96 |
-1.27 |
| 6 |
Fukui, Yoshiaki E (12)
|
MDJCC |
45.97 |
40.95 |
-5.02 |
| 7 |
Smith, Charles W (11)
|
MDEST |
42.22 |
41.56 |
-0.66 |
| 8 |
Alexis, Kaleb S (11)
|
MDEST |
44.36 |
41.98 |
-2.38 |
| 9 |
Cui, Nicholas (12)
|
MDEST |
43.76 |
42.93 |
-0.83 |
| 10 |
Walsh, Ethan J (12)
|
MDBAAC |
49.86 |
43.80 |
-6.06 |
| 11 |
Mudd, Mason A (11)
|
MDCAC |
45.70 |
44.59 |
-1.11 |
| 12 |
Pustavoitau, Zachary A (11)
|
MDEST |
48.75 |
45.65 |
-3.10 |
| 13 |
Ko, Martin (12)
|
MDEST |
48.75 |
46.31 |
-2.44 |
| 14 |
Keiner, Andrew D (11)
|
MDEST |
48.34 |
48.14 |
-0.20 |
| 15 |
Bala, Charan S (11)
|
MDEST |
50.49 |
48.80 |
-1.69 |
| 16 |
Woldeselassie, David T (11)
|
MDEST |
52.27 |
54.36 |
2.09 |
| 17 |
Brown, Gunther C (12)
|
MDJCC |
1:04.41 |
58.19 |
-6.22 |
| 18 |
Luberski, Luke E (11)
|
MDBAAC |
1:10.93 |
1:03.85 |
-7.08 |