| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | MCMAHON, Aidan | FR | California (Pa.) |
56.00 | |
| 2 | WASHBURN, James | FR | Kutztown |
54.89 | Lehigh Games 2023 |
| 3 | GARSKE, Austin | JR | Cortland St. |
53.86 | Bison Outdoor Classic |
| 4 | BOEA-GISLER, Avery | SR | California (Pa.) |
53.00 | |
| 5 | HRABOSKY, Robert | SO | Shippensburg |
53.00 | |
| 6 | HERR, Derek | JR | York (Pa.) |
54.04 | 2022 MAC Outdoor T&F Championships |
| 7 | MARTIN, Hunter | SR | Seton Hill |
55.16 | Carnegie Mellon Track & Field Invitational |
| 8 | VANSCHAICK, Brandon | FR | Alvernia |
56.00 |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | KORKUTOVIC, Edis | FR | Shippensburg |
57.34 | York College Twilight Meet |
| 2 | LOEHR, Adam | JR | Alvernia |
57.00 | |
| 3 | HILL, Don | JR | Kutztown |
56.58 | PSAC Outdoor Track & Field Championships |
| 4 | ROOT, Brandon | SO | Cortland St. |
56.08 | Cortland Red Dragon Open & Multi |
| 5 | TAMAYO, Jonathen | FR | Kutztown |
56.45 | Lehigh Games 2023 |
| 6 | LIEDTKA, Eric | SR | Gettysburg |
56.73 | 2022 Centennial Conference Outdoor T&F Championships |
| 7 | HAMBY, Sean | JR | PSU-Harrisburg |
57.19 | 2023 Messiah Multi/Invitational |
| 8 | GREER, Charles | JR | Stevenson |
57.45 | Swarthmore FQ Meet 2022 @ Widener Un. |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | MASTERSON, James | FR | Dickinson |
1:03.51 | York College Twilight Meet |
| 2 | SCOTT, Mason | Maryland Club Running | 1:00.00 | ||
| 3 | HOSTETLER, Adam | SO | Messiah |
59.09 | York College Twilight Meet |
| 4 | KISSELL, Ben | SO | Seton Hill |
57.89 | Tomcat Invitational |
| 5 | ADAMS, Donovan | FR | California (Pa.) |
58.32 | |
| 6 | MASSARE, Caleb | FR | Juniata |
59.94 | |
| 7 | SINGLETON, Addison | JR | Indiana (Pa.) |
1:01.08 | PSAC Outdoor Track & Field Championships |
| 8 | PEREZ, Brendan | FR | Scranton |
1:03.62 | 2023 Coach Pollard Invitational |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | GAREAU, Matthew | FR | Dickinson |
NT | |
| 4 | TRIPP, Will | JR | Dickinson |
NT | |
| 5 | NGUELE, Arnold | SO | Hood |
NT |