| No. | Name | Birth Date | Age | Country | Position | Height | Weight | Preferred foot |
| 1 | Mikel Ruiz Azkue | 1995-02-19 | 29 | 0 | 0 | |||
| 2 | Aitor Barbarin De La Granja | 1999-06-19 | 24 | 0 | 0 | |||
| 14 | Unai Arambarri Murua | 1993-11-27 | 30 | 0 | 0 | |||
| 4 | Julen Odriozola Alberdi | 2000-02-14 | 24 | 0 | 0 | |||
| 5 | Markel Eskurtza Umerez | 1991-11-23 | 32 | 0 | 0 | |||
| 16 | Julen Aramendi Agirre | 1998-11-29 | 25 | 0 | 0 | |||
| 7 | Asier Ugarte Imaz | - | 0 | 0 | ||||
| 8 | Xabier Soraluce Arzalluz | 1996-01-29 | 28 | 0 | 0 | |||
| 17 | Xabier Azcoitia Mendez | - | 0 | 0 | ||||
| 11 | Ander Arabaolaza Aldazabal | 1993-09-07 | 30 | 0 | 0 | |||
| 13 | Ander Santamaria Basurco | - | 0 | 0 | ||||
| 3 | Josu Zubizarreta Orue | - | 0 | 0 | ||||
| 15 | Markel Ilzarbe Garcia | 1997-01-01 | 27 | 0 | 0 | |||
| 6 | Mikel Pastrian Soraluce | 1992-06-16 | 31 | 0 | 0 | |||
| 10 | Mikel Aramendi Agirre | 1994-10-13 | 29 | 0 | 0 | |||
| 18 | Jon Letamendia Juaristi | - | 0 | 0 | ||||
| 20 | Lur Bereziartua Nazabal | 1999-01-01 | 25 | 0 | 0 | |||
| 21 | Mikel Muguruza Bermudez | - | 0 | 0 | ||||
| 24 | Unai Perez Alberdi | 1998-02-03 | 26 | 0 | 0 | |||
| 19 | Jon Aranda Goenaga | 1993-04-10 | 31 | Defender | 0 | 0 | Right | |
| 22 | Jon Izagirre Garate | 1996-12-13 | 27 | 0 | 0 |