More than 60 percent of Berlin residents have no registered religious affiliation. As of 2010, at least 30 percent of the population identified with some form of Christianity (18.7 percent Protestants, 9.1 percent Catholics and 2.7 percent other Christian), approximately 8.1 percent were Muslim, 1 percent were Jewish, and 1 percent belonged to other religions. As of 2018, the number of registered church members has shrunk to 14.9 percent for EKD Protestants and 8.5 percent for Catholics.