| 14. Round | 27/11/2021 | CD Castellón | - | Real Betis B | 2:1 | ||||
| 16. Round | 11/12/2021 | CD Castellón | - | FC Andorra | 1:3 | ||||
| 13. Round | 18/01/2022 | Villarreal CF B | - | CD Castellón | 3:2 | ||||
| 20. Round | 26/01/2022 | Atlético Sanluqueño CF | - | CD Castellón | 0:1 | ||||
| 18. Round | 09/02/2022 | CD Alcoyano | - | CD Castellón | 1:1 | ||||
| 27. Round | 12/03/2022 | CE Sabadell | - | CD Castellón | 1:3 |  |
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| 30. Round | 01/04/2022 | CD Castellón | - | CD Alcoyano | 0:0 | ||||
| 31. Round | 10/04/2022 | Gimnàstic de Tarragona | - | CD Castellón | 3:0 |
Spain