| Lane | # | Athlete | Team | Seed |
|---|---|---|---|---|
| 3 | 350 | TROPP, Marten | Tufts |
56.00 |
| 4 | 2032 | DUBE, Kyle | Colby |
56.00 |
| 5 | 1466 | LEITAO, Gustavo | Christopher Newport |
56.00 |
| Lane | # | Athlete | Team | Seed |
|---|---|---|---|---|
| 2 | 460 | MCLEOD, Cameron | Tufts |
54.55 |
| 3 | 1724 | BAILIN, Kai | Trinity (Conn.) |
54.03 |
| 4 | 852 | RUSSO, Max | Bowdoin |
53.57 |
| 5 | 1818 | SCANLON, Colin | Claremont-Mudd-Scripps |
53.90 |
| 6 | 376 | WILKIE, Josh | Tufts |
54.55 |
| 7 | 636 | FIORENZA, Nicholas | WPI |
54.95 |
| 8 | 1947 | AKINWUNMI, Ollie | UMass Dartmouth |
56.00 |