According to 2011 census, 58.79% of Albania adheres to Islam, making it the largest religion in the country. The majority of Albanian Muslims are secular Sunni with a significant Bektashi Shia minority. Christianity is practiced by 16.99% of the population, making it the 2nd largest religion in the country. The remaining population is either irreligious or belongs to other religious groups.
In a census performed before World War II, a rough distribution of population was 70% Muslims, 20% Eastern Orthodox, and 10% Roman Catholics. 65% of Albanian Muslims are non-denominational Muslims.
In 1967, religious practices were officially banned in Albania, making the country the first and only constitutionally atheist state to ever exist. After the fall of state communism, in 1991 religious activities resumed.