| Primera Federación Grupo 2 | Matches | W | D | L |  |
 |
 |
| home | 1 | 1 | - | - | 4 | - | - |
| away | 1 | 1 | - | - | 1 | - | - |
| overall | 2 | 2 | - | - | 5 | - | - |
| Segunda B Grupo 2 | Matches | W | D | L | |
|
|
| home | 3 | - | 3 | - | 3 | 1 | - |
| away | 3 | 1 | 1 | 1 | 8 | 1 | - |
| overall | 6 | 1 | 4 | 1 | 11 | 2 | - |
| Primera Federación Grupo 2 | Home | - | Guest | |
|
|
Results |
| 04/12/22 | CD Numancia | - | Real Unión | 1 | - | - | 0:2 |
| 18/02/23 | Real Unión | - | CD Calahorra | 4 | - | - | 1:0 |
| Segunda B Grupo 2 | Home | - | Guest | |
|
|
Results |
| 08/12/13 | Real Unión | - | SD Amorebieta | - | 1 | - | 0:0 |
| 02/04/17 | Athletic Club B | - | Real Unión | 3 | - | - | 1:2 |
| 04/02/18 | Real Unión | - | Barakaldo CF | - | - | - | 1:1 |
| 28/10/18 | CD Izarra | - | Real Unión | 2 | - | - | 1:1 |
| 03/03/19 | Real Unión | - | CD Mirandés | 3 | - | - | 0:0 |
| 21/12/19 | CD Alavés B | - | Real Unión | 3 | 1 | - | 1:0 |
Spain