Estadio El Bayu
| Location | Pola de Siero, Siero, Asturias, Spain |
|---|---|
| Coordinates | 43°23′4″N 5°39′36.8″W / 43.38444°N 5.660222°W |
| Owner | Municipality of Siero |
| Operator | Club Siero |
| Capacity | 4,500 |
| Field size | 105 × 68 |
| Surface | Artificial turf |
| Opened | 31 October 2006 |
| Tenants | |
| Club Siero (2006–present) | |
Estadio El Bayu is a football stadium in Pola de Siero, Siero, and is the home of Club Siero.