| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Blumhardt, Gavin P (10)
|
MALMOR |
39.13 |
40.58 |
1.45 |
| 1 |
Ciamaichelo, Anthony D (10)
|
MALMOR |
41.16 |
42.63 |
1.47 |
| 1 |
Jang, Nathan I (10)
|
MACBST |
49.42 |
46.82 |
-2.60 |
| 2 |
Choy, Chandler (10)
|
MAUN |
43.02 |
40.67 |
-2.35 |
| 2 |
Markouski, Timophey V (9)
|
MATHY |
45.83 |
42.78 |
-3.05 |
| 2 |
Mantash, Tyler S (10)
|
MASSC |
50.06 |
47.03 |
-3.03 |
| 3 |
Oreper, Adrian S (10)
|
MATHY |
46.41 |
45.64 |
-0.77 |
| 3 |
Ricciardi, James P (10)
|
MACBST |
47.89 |
47.70 |
-0.19 |
| 4 |
Riegel, Jonathan R (9)
|
MACBST |
|
48.34 |
- |
| 5 |
King, Quinn T (9)
|
MACBST |
|
48.77 |
- |
| 6 |
Blake, Euan R (10)
|
MASSC |
49.41 |
49.26 |
-0.15 |
| 7 |
Cheng, Jerry (9)
|
MACBST |
|
49.54 |
- |
| 8 |
Krieg, Theodore J (10)
|
MASSC |
54.16 |
50.04 |
-4.12 |
| 9 |
Gonzalez, Nathaniel L (10)
|
MAPENN |
53.43 |
50.70 |
-2.73 |
| 10 |
Li, Kevin J (9)
|
MASSC |
55.08 |
50.76 |
-4.32 |
| 11 |
Zhang, Alan M (10)
|
MACBST |
|
52.62 |
- |
| 12 |
Shaw, Jianrui W (9)
|
MACBFY |
50.97 |
53.09 |
2.12 |
| 13 |
Holmes, Alexander A (9)
|
MASSC |
|
54.05 |
- |
| 14 |
Cunningham, Quinn (9)
|
MAPENN |
|
56.94 |
- |
| 15 |
Russ, Alexander (9)
|
MACBFY |
55.71 |
57.34 |
1.63 |
| 16 |
Gorman, Tadhg P (10)
|
MATRA |
|
1:00.17 |
- |
|
Annise, Lincoln J (10)
|
MASOUD |
|
46.18 |
- |
|
Graham, Braden E (9)
|
MASSC |
|
DQ |
- |
|
Brandies, James D (9)
|
MAPENN |
|
DQ |
- |
|
Stefanovich, Nikita S (10)
|
MALMOR |
44.67 |
DQ |
- |
|
Bahn, Broderick S (9)
|
MATHY |
|
DQ |
- |
|
Ruch, James A (9)
|
MACBST |
|
DQ |
- |
|
Peng, Justin K (9)
|
MATHY |
|
DQ |
- |
|
Blanchet, Andrew J (9)
|
MATRA |
|
DQ |
- |
|
Katiyar, Shreyan (10)
|
MACBFY |
58.62 |
NS |
- |
|
Man, Ivan I (9)
|
MALMOR |
|
NS |
- |