| Primera RFEF Grupo 1 | Matches | W | D | L |  |
 |
 |
| home | 3 | 3 | - | - | 6 | - | 1 |
| away | 3 | 2 | - | 1 | 6 | - | - |
| overall | 6 | 5 | - | 1 | 12 | - | 1 |
| Primera RFEF Grupo 2 | Matches | W | D | L | |
|
|
| home | 1 | - | - | 1 | 1 | - | - |
| away | - | - | - | - | - | - | - |
| overall | 1 | - | - | 1 | 1 | - | - |
| Segunda B Grupo 2 | Matches | W | D | L | |
|
|
| home | 2 | 1 | 1 | - | 5 | - | - |
| away | 1 | - | - | 1 | - | - | - |
| overall | 3 | 1 | 1 | 1 | 5 | - | - |
| Primera RFEF Grupo 1 | Home | - | Guest | |
|
|
Results |
| 05/09/21 | Real Valladolid B | - | Real Unión | 2 | - | - | 0:2 |
| 27/11/21 | Real Unión | - | Zamora CF | 4 | - | 1 | 2:0 |
| 01/05/22 | Real Unión | - | Rayo Majadahonda | 1 | - | - | 1:0 |
| 10/09/23 | Real Unión | - | Rayo Majadahonda | 1 | - | - | 4:0 |
| 27/01/24 | SD Tarazona | - | Real Unión | 1 | - | - | 0:1 |
| 01/12/24 | CD Lugo | - | Real Unión | 3 | - | - | 3:1 |
| Primera RFEF Grupo 2 | Home | - | Guest | |
|
|
Results |
| 21/01/23 | Real Unión | - | CD Eldense | 1 | - | - | 0:1 |
| Segunda B Grupo 2 | Home | - | Guest | |
|
|
Results |
| 10/12/17 | Sporting Gijón B | - | Real Unión | - | - | - | 2:1 |
| 02/12/18 | Real Unión | - | Sporting Gijón B | 2 | - | - | 2:0 |
| 15/12/19 | Real Unión | - | Real Sociedad B | 3 | - | - | 2:2 |
Spain