| World | 43.03 | |
| American | 43.18 |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | GARY, Landon | FR | Unattached | 49.86 | |
| 2 | GREENE II, Kenneth | JR | Unattached | 49.52 | |
| 3 | SMALLWOOD, AJ | JR | Colorado Mesa |
49.24 | raw:49.13 RMAC Outdoor Track & Field Championships |
| 4 | LACA, Angel | SR | 47.67 | raw:47.56 RMAC Outdoor Track & Field Championships | |
| 5 | FALLON, Jonah | FR | Colo. Sch. of Mines |
48.89 | 8th Annual Indoor Gorilla Classic |
| 6 | JACKSON, Chad | FR | Adams State |
49.49 | raw:49.38 New Mexico Collegiate Classic |
| 7 | JEAN, Sebastian | FR | 49.56 | raw:49.45 Dr. Dan Caprioglio CSU Pueblo Early Bird Invitational | |
| 8 | WILKINS, Joseph | SO | Western Colorado |
49.95 | raw:49.84 Maverick Invite |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | GARCIA, Noe | SO | Western Colorado |
51.16 | raw:51.05 Maverick Invite |
| 2 | LOPER, Ethan | SR | MSU Denver |
50.59 | 8th Annual Indoor Gorilla Classic |
| 3 | BLANTON, Justin | FR | Colorado Mesa |
50.52 | raw:50.41 New Mexico Collegiate Classic |
| 4 | PROST, Connor | FR | Unattached | 50.00 | |
| 5 | BRADY, Trinity | FR | Black Hills St. |
50.35 | raw:50.14 RMAC Indoor Track & Field Championships |
| 6 | KING, Ryan | FR | CSU-Pueblo |
50.58 | raw:50.47 Dr. Dan Caprioglio CSU Pueblo Early Bird Invitational |
| 7 | MARTINEZ, Kennedy | SR | Western Colorado |
51.05 | raw:50.94 RMAC Outdoor Track & Field Championships |
| 8 | MCGRAW, Conor | JR | Black Hills St. |
51.27 | raw:51.16 RMAC Outdoor Track & Field Championships |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | DIEKE, Camrin | SO | Western Colorado |
53.54 | raw:53.43 Mines Kit Mayer Classic (Wed) |
| 2 | GRANT, Jordon | JR | MSU Denver |
53.14 | raw:53.03 Mines Pre-Conference Invite |
| 3 | BECKER, Frank | SR | Black Hills St. |
51.91 | raw:51.80 Bauer Open 2022 |
| 4 | IRISH, Zander | FR | MSU Denver |
51.67 | raw:51.46 Air Force Collegiate Open |
| 5 | ALLENDE, Allen | FR | Trinidad State | 51.86 | raw:51.75 Don Kirby Elite Invitational |
| 6 | VALDEZ, Michael | SO | MSU Denver |
52.41 | raw:52.30 Dr. Dan Caprioglio CSU Pueblo Early Bird Invitational |
| 7 | HANCOCK, Dawson | FR | Colo. Christian |
53.39 | raw:53.28 Dr. Dan Caprioglio CSU Pueblo Early Bird Invitational |
| 8 | JOHNSON, Nate | FR | Colo. Christian |
53.67 | raw:53.46 Air Force Collegiate Open |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | REINHARDT, Justin | SO | Unattached | NT | |
| 3 | LINDEEN, Dawson | FR | Black Hills St. |
NT | |
| 4 | NAMBA, Riley | JR | Western Colorado |
54.29 | raw:54.08 Western Colorado Open |
| 5 | FRANCO, Mario | FR | CSU-Pueblo |
56.03 | raw:55.92 CSU Pueblo Spank Blasing Invitational |
| 6 | KIRWAN, Joseph | UNA | CSU-Pueblo |
NT |