 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: | Marcos JIMÉNEZ |
| Name: | Nuevo Matapiñonera |
| Capacity: | 3,000 |
| Segunda B 2020/21 | |
|
| 21-Mar-2021 | 2a B I (18) | San Sebastián | 1-1 | Real Madrid Castilla |
| 04-Apr-2021 | 2a B I (1) | San Sebastián | 2-1 | Talavera |
| 11-Apr-2021 | 2a B I (2) | Extremadura UD | 0-0 | San Sebastián |
| 18-Apr-2021 | 2a B I (3) | San Sebastián | 0-4 | Badajoz |
| 25-Apr-2021 | 2a B I (4) | Talavera | 3-0 | San Sebastián |
| 02-May-2021 | 2a B I (5) | San Sebastián | 3-0 | Extremadura UD |
| 09-May-2021 | 2a B I (6) | Badajoz | 1-1 | San Sebastián |
| 15-May-2021 | 2a B I (posf) | San Sebastián | 1-3 | Algeciras |
