The women's 20 kilometres walk event at the 2017 European Athletics U23 Championships was held in Bydgoszcz, Poland, at Zdzisław Krzyszkowiak Stadium on 16 July.
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| align=left | align=left | Authorised Neutral Athlete | 1:31:15 | ||||
| align=left | align=left | 1:31:29 | |||||
| align=left | align=left | 1:32:21 | |||||
| align=left | align=left | 1:33:16 | PB | ||||
| align=left | align=left | 1:33:32 | PB | ||||
| align=left | align=left | 1:34:24 | PB | ||||
| align=left | align=left | 1:34:51 | |||||
| align=left | align=left | 1:35:49 | |||||
| align=left | align=left | 1:37:20 | |||||
| 10 | align=left | align=left | 1:37:55 | ||||
| 11 | align=left | align=left | 1:39:03 | ||||
| 12 | align=left | align=left | 1:39:35 | ||||
| 13 | align=left | align=left | 1:40:07 | ||||
| 14 | align=left | align=left | 1:40:47 | ||||
| 15 | align=left | align=left | 1:41:12 | ||||
| 16 | align=left | align=left | 1:42:56 | ||||
| 17 | align=left | align=left | 1:43:13 | ||||
| 18 | align=left | align=left | 1:45:59 | ||||
| 19 | align=left | align=left | 1:48:12 | ||||
| 20 | align=left | align=left | 1:49:02 | ||||
| 21 | align=left | align=left | 1:49:46 | ||||
| 22 | align=left | align=left | 1:52:26 | ||||
| 23 | align=left | align=left | 1:54:20 | ||||
| align=left | align=left | ||||||
| align=left | align=left | ||||||
| align=left | align=left | ||||||
| align=left | align=left |