The men's 20 kilometres race walk event at the 2005 European Athletics U23 Championships was held in Erfurt, Germany, on 16 July.
| Gold | Igor Yerokhin | |
| Silver | Benjamín Sánchez | |
| Bronze | Mikalai Seradovich |
16 July
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| align=left | align=left | | 1:23:14 | ||||
| align=left | align=left | | 1:23:30 | ||||
| align=left | align=left | | 1:23:56 | ||||
| 4 | align=left | align=left |  | 1:25:01 | |||
| 5 | align=left | align=left |  | 1:26:52 | |||
| 6 | align=left | align=left |  | 1:27:56 | |||
| 7 | align=left | align=left | 1:28:25 | ||||
| 8 | align=left | align=left | | 1:29:14 | |||
| 9 | align=left | align=left |  | 1:29:32 | |||
| 10 | align=left | align=left | | 1:30:33 | |||
| 11 | align=left | align=left |  | 1:30:37 | |||
| 12 | align=left | align=left | | 1:31:44 | |||
| 13 | align=left | align=left | | 1:31:58 | |||
| 14 | align=left | align=left | | 1:32:42 |
According to an unofficial count, 14 athletes from 9 countries participated in the event.
(1) (1) (2) (2) (1) (1) (3) (2)