Languages of Catalonia
According to the government of Catalonia, Spanish, locally known as Castilian, is currently the most spoken language in Catalonia (45.9% daily users of Spanish vs. 35.6% daily users of Catalan vs. 11% daily users of both Spanish and Catalan) and especially in the Barcelona metropolitan area, as well as native language and usual language of many Catalan citizens. This language is widely prevalent in the press, cinema and in daily life.
Catalonia
As of 2016, the official population of Catalonia was 7,448,332. About 1,104,782 residents had non-Spanish nationalities representing about 15% of the population.