 Unión Deportivo San Sebastián de los Reyes |
| Address: | Avd. Matapiñonera s/n., 28700 San Sebastián de los Reyes (Madrid) |
| Telephone: | 91 651 86 54 |
| Fax: | 91 663 86 48 |
| Founded: | 1971 |
| President: | José María CASTRO Gómez |
| Official website: | www.ud-sanse.com |
| E-mail: | info@ud-sanse.com |
| Manager: | SANLÚCAR |
| Name: | Nuevo Matapiñonera |
| Capacity: | 3,000 |
| Segunda Federación Grupo 5 2025/26 | |
|
| 21-Mar-2026 | 2a Fed (28) | San Sebastián | 1-1 | Conquense |
| 28-Mar-2026 | 2a Fed (29) | San Sebastián | 2-1 | Colonia Moscardó |
| 05-Apr-2026 | 2a Fed (30) | Intercity | 0-2 | San Sebastián |
| 11-Apr-2026 | 2a Fed (31) | San Sebastián | 0-0 | Getafe B |
| 18-Apr-2026 | 2a Fed (32) | Orihuela | 0-2 | San Sebastián |
| 26-Apr-2026 | 2a Fed (33) | San Sebastián | 0-3 | Real Madrid C |
| 03-May-2026 | 2a Fed (34) | Tenerife B | 1-3 | San Sebastián |
| 10-May-2026 | 2a Fed (posfl1) | Alcoyano | 0-2 | San Sebastián |
| 17-May-2026 | 2a Fed (posfl2) | San Sebastián | - | Alcoyano |
