| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | 212 | Markhim Lonsdale | Crook and Dist Sports A.C. | U23 | 49.99 | |||
| 2 | 4 | 247 | Panashe andy Majuru | Birchfield Harriers | U23 | 50.69 | |||
| 3 | 7 | 156 | Jonathan Knox | Coventry Godiva Harriers | U20 | 51.72 | |||
| 4 | 6 | 262 | Ryan Elston | Charnwood A C | U20 | 51.88 | |||
| 5 | 8 | 268 | Seamas Hurst | Charnwood A C | U20 | 52.42 | |||
| 2 | 170 | Kacper Matysiak | Tipton Harriers | U17 | DNF | ||||
| 3 | 270 | Seren Bundy-davies | Unattached | Sen | DNS |
