| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Mahoney, Owen R (12)
|
MDNAAC |
46.49 |
40.45 |
-6.04 |
| 2 |
Mundy, Joshua A (12)
|
MDNAAC |
43.72 |
42.29 |
-1.43 |
| 3 |
Abelende, Gavin E (12)
|
MDROCK |
43.10 |
42.30 |
-0.80 |
| 3 |
Mengel, Zachary R (12)
|
MDNAAC |
43.23 |
42.30 |
-0.93 |
| 5 |
Todd, Brayden M (11)
|
MDHAGY |
46.64 |
42.91 |
-3.73 |
| 6 |
Hamilton, Ryan J (11)
|
MDNAAC |
44.76 |
44.20 |
-0.56 |
| 7 |
Cupples, Clinton G (12)
|
MDROCK |
46.16 |
44.31 |
-1.85 |
| 8 |
Steinberg, Zachery (11)
|
MDTCY |
46.10 |
45.11 |
-0.99 |
| 9 |
Malone, William M (12)
|
MDNAAC |
47.26 |
46.70 |
-0.56 |
| 10 |
Schappelle, David S (12)
|
MDGBSA |
|
47.58 |
- |
| 11 |
Gu, Nathan J (12)
|
MDMAC |
49.45 |
49.15 |
-0.30 |
| 12 |
Esser, Daniel D (11)
|
MDCAC |
1:01.47 |
49.53 |
-11.94 |
| 13 |
Betterson, Avery A (11)
|
MDOPST |
|
49.76 |
- |
| 14 |
Miller, Jack D (12)
|
MDNAAC |
52.17 |
49.82 |
-2.35 |
| 15 |
Monahan, Sean P (12)
|
MDSPRC |
1:04.75 |
54.60 |
-10.15 |
| 16 |
Hamilton, Cooper J (11)
|
MDNAAC |
55.18 |
54.66 |
-0.52 |
| 17 |
LeBoeuf, Thomas J (12)
|
MDGBSA |
57.67 |
55.08 |
-2.59 |
| 18 |
Parker, Gabriel D (11)
|
MDNAAC |
1:07.02 |
1:00.89 |
-6.13 |
| 19 |
St Pierre, Matthew W (12)
|
MDOPST |
|
1:04.92 |
- |
| 20 |
Bomgardner, Jacob C (11)
|
MDCAC |
1:06.91 |
1:05.89 |
-1.02 |
|
Erb, Jeremiah S (11)
|
MDMAC |
45.50 |
NS |
- |
|
Harner, Jake S (11)
|
MDOPST |
50.86 |
NS |
- |
|
Stavrevski, Alexander J (11)
|
MDSPRC |
59.01 |
NS |
- |
|
Aubel, Spencer A (11)
|
MDSPY |
1:01.48 |
NS |
- |
|
Seitz, Louis-Leonard * (11)
|
MDSPY |
|
NS |
- |