Piera is a municipality located in the Catalonia region of Spain. It occupies a large portion of the southeastern corner of the Anoia comarca and is situated on the left bank of the Anoia river.
The local economy is characterized by agricultural land used primarily for the cultivation of grapes, almonds, olives, and cereals. The area's agriculture is mostly non-irrigated. Additionally, the town hosts several light industries, including the production of textiles, plastics, and construction materials. Tourism also plays a significant role in the local economy during the summer months.