Castellbisbal is a municipality in Spain, in the province of Barcelona, in Catalonia. On 1 January 2025 it had 13,061 inhabitants according to the INE municipal register (padrón), over an area of about 29.9 km².
Density, at about 437 inhabitants per km², is that of a populous urban area, with residential districts, services and businesses. Of the 134 municipalities in the province of Barcelona with at least 5,000 inhabitants, it is number 71 by population.
As the crow flies it lies about 18 km north-west of Barcelona, the provincial capital. The nearest major city is Barcelona, about 20 km away.
Nearby, within a few dozen kilometres, are other destinations featured in our guides: Terrassa (9 km), Sabadell (14 km), Lifestyle (18 km), Shopping (19 km), 10 things to see (19 km).
Below you will find a map of neighbouring municipalities, the weather, places to stay in the area and a link to all the municipalities in the province of Barcelona.