According to the 2010 census, 85.8% of the total population is Christian, of whom 75.9% adhere to the Catholic faith, constituted in the Catholic Archdiocese of Vaduz, while 9.6% are either Protestant, mainly organized in the Evangelical Church in Liechtenstein (a United church, Lutheran & Reformed) and the Evangelical Lutheran Church in Liechtenstein, or Orthodox, mainly organized in the Christian-Orthodox Church. The largest minority religion is Islam (5.4% of the total population).