[6] Real Sociedad C 1-0 Sestao River [7] 2021-09-12 14:00
Stadium: Instalaciones de Zubieta Round: 2
Head to Head
| Spain Tercera Group 4 | 2021/03/20 16:00 | Sestao River v Real Sociedad C | L | 2-0 |
| Spain Tercera Group 4 | 2021/01/03 10:30 | Real Sociedad C v Sestao River | L | 1-2 |
| Spain Tercera Group 4 | 2019/10/20 15:30 | Real Sociedad C v Sestao River | L | 1-4 |
| Spain Tercera Group 4 | 2019/03/16 17:30 | Real Sociedad C v Sestao River | L | 0-4 |
| Spain Tercera Group 4 | 2018/10/28 17:30 | Sestao River v Real Sociedad C | W | 2-3 |
| Spain Tercera Group 4 | 2018/05/12 16:30 | Sestao River v Real Sociedad C | L | 5-0 |
| Spain Tercera Group 4 | 2017/12/23 14:30 | Real Sociedad C v Sestao River | L | 0-1 |
Home History
| Spain Segunda Division RFEF Group 2 | 2021/09/05 15:00 | Rayo Cantabria v Real Sociedad C | W | 0-2 |
| Europe Friendlies | 2021/08/11 17:30 | Pena Sport v Real Sociedad C | L | 2-0 |
| Spain Tercera Group 4 | 2021/05/15 16:00 | Pasaia KE v Real Sociedad C | W | 0-5 |
| Spain Tercera Group 4 | 2021/05/09 17:00 | Real Sociedad C v CD Vitoria | W | 2-1 |
| Spain Tercera Group 4 | 2021/05/02 15:15 | Urduliz FT v Real Sociedad C | W | 0-1 |
| Spain Tercera Group 4 | 2021/04/25 09:30 | Real Sociedad C v Pasaia KE | D | 1-1 |
| Spain Tercera Group 4 | 2021/04/17 13:30 | CD Vitoria v Real Sociedad C | W | 1-2 |
| Spain Tercera Group 4 | 2021/04/11 16:30 | Real Sociedad C v Urduliz FT | W | 2-0 |
Away History
| Spain Segunda Division RFEF Group 2 | 2021/09/05 16:30 | Sestao River v Laredo | W | 2-0 |
| Spain Tercera Group 4 | 2021/06/05 15:30 | Sestao River v Urduliz FT | W | 2-0 |
| Spain Tercera - Play-Offs | 2021/05/29 15:30 | Sestao River v CD Anaitasuna | W | 1-0 |
| Spain Tercera Group 4 | 2021/05/15 16:00 | Urduliz FT v Sestao River | W | 0-3 |
| Spain Tercera Group 4 | 2021/05/09 15:30 | Sestao River v Pasaia KE | W | 2-1 |
| Spain Tercera Group 4 | 2021/05/02 14:30 | CD Vitoria v Sestao River | W | 0-1 |
| Spain Tercera Group 4 | 2021/04/25 15:30 | Sestao River v Urduliz FT | D | 1-1 |
| Spain Tercera Group 4 | 2021/04/17 15:00 | Pasaia KE v Sestao River | W | 1-2 |