Catholicism is the predominant religion in the community. According to the barometer of the Centro de Investigaciones Sociológicas (CIS) conducted in October 2019, 76.8% of Castilian-Leonese are considered Catholics (43.2 Non-Practising and 33.6% Practising), non-believers 20.3%

Actual attendance at a church is on average less than these figures show. According to the same study, only half of self-identifying Catholics go to mass regularly with those considered “practicing” Catholics attending more regularly than those considered “non practicing”.