| Primera RFEF Grupo 1 | Matches | W | D | L |  |
 |
 |
| home | 2 | - | 2 | - | 3 | - | 1 |
| away | 1 | - | - | 1 | 3 | - | - |
| overall | 3 | - | 2 | 1 | 6 | - | 1 |
| Primera RFEF Grupo 2 | Matches | W | D | L | |
|
|
| home | 1 | 1 | - | - | - | - | - |
| away | - | - | - | - | - | - | - |
| overall | 1 | 1 | - | - | - | - | - |
| Segunda B Grupo 2 | Matches | W | D | L | |
|
|
| home | 1 | - | 1 | - | 3 | - | - |
| away | 3 | 1 | 1 | 1 | 8 | - | - |
| overall | 4 | 1 | 2 | 1 | 11 | - | - |
| Primera RFEF Grupo 1 | Home | - | Guest | |
|
|
Results |
| 19/09/21 | UD Logroñés | - | Real Unión | 3 | - | - | 1:0 |
| 03/04/22 | Real Unión | - | CD Leonesa | 2 | - | 1 | 1:1 |
| 22/10/23 | Real Unión | - | SD Ponferradina | 1 | - | - | 1:1 |
| Primera RFEF Grupo 2 | Home | - | Guest | |
|
|
Results |
| 14/05/23 | Real Unión | - | Atlético Baleares | - | - | - | 2:0 |
| Segunda B Grupo 2 | Home | - | Guest | |
|
|
Results |
| 06/09/14 | Real Sociedad B | - | Real Unión | 5 | - | - | 3:0 |
| 08/11/15 | Real Unión | - | UD Socuéllamos | 3 | - | - | 0:0 |
| 02/09/18 | SD Amorebieta | - | Real Unión | 1 | - | - | 0:3 |
| 08/09/19 | Salamanca CF UDS | - | Real Unión | 2 | - | - | 1:1 |
Spain