Head to Head
| Europe Friendlies | 2024/08/14 17:00 | Real Unión v Barakaldo | L | 0-1 |
| Spain Segunda B Group 2 | 2021/02/13 17:00 | Barakaldo v Real Unión | L | 3-0 |
| Spain Segunda B Group 2 | 2020/11/15 16:00 | Real Unión v Barakaldo | W | 2-1 |
| Spain Segunda B Group 2 | 2019/12/08 16:00 | Barakaldo v Real Unión | L | 2-1 |
| Spain Segunda B Group 2 | 2019/04/07 15:00 | Barakaldo v Real Unión | L | 3-1 |
| Spain Segunda B Group 2 | 2018/11/17 15:00 | Real Unión v Barakaldo | L | 1-2 |
| Spain Segunda B Group 2 | 2018/02/04 16:00 | Real Unión v Barakaldo | D | 1-1 |
| Spain Segunda B Group 2 | 2017/09/17 16:00 | Barakaldo v Real Unión | L | 2-0 |
Home History
| Spain Primera Division RFEF Group 1 | 2024/09/28 13:30 | Real Unión v Sestao River | W | 2-1 |
| Spain Primera Division RFEF Group 1 | 2024/09/15 17:30 | Real Unión v Amorebieta | D | 1-1 |
| Spain Primera Division RFEF Group 1 | 2024/09/07 15:30 | Osasuna B v Real Unión | W | 1-2 |
| Spain Primera Division RFEF Group 1 | 2024/09/01 16:00 | Real Unión v Celta Fortuna | W | 3-2 |
| Spain Primera Division RFEF Group 1 | 2024/08/25 18:00 | Barcelona B v Real Unión | D | 1-1 |
| Europe Friendlies | 2024/08/14 17:00 | Real Unión v Barakaldo | L | 0-1 |
| Europe Friendlies | 2024/08/10 09:00 | UD Logrones v Real Unión | D | 2-2 |
| Europe Friendlies | 2024/07/31 17:00 | Real Unión v AC Ajaccio | D | 1-1 |
Away History
| Spain Primera Division RFEF Group 1 | 2024/09/29 17:30 | Ourense v Barakaldo | W | 1-3 |
| Spain Primera Division RFEF Group 1 | 2024/09/20 18:30 | Barakaldo v Gimnastic | W | 2-1 |
| Spain Primera Division RFEF Group 1 | 2024/09/15 10:00 | Lugo v Barakaldo | D | 0-0 |
| Spain Primera Division RFEF Group 1 | 2024/09/08 10:00 | Barakaldo v Gimnastica Segoviana | W | 2-0 |
| Europe Friendlies | 2024/09/04 17:00 | Zalla v Barakaldo | W | 0-2 |
| Spain Primera Division RFEF Group 1 | 2024/08/31 16:00 | Barakaldo v Real Sociedad B | L | 0-1 |
| Spain Primera Division RFEF Group 1 | 2024/08/25 16:00 | Celta Fortuna v Barakaldo | D | 2-2 |
| Europe Friendlies | 2024/08/17 10:30 | Barakaldo v Real Aviles CF | L | 1-4 |