Algeria
Islam is the predominant religion in Algeria, with its adherents, mostly Sunnis, accounting for 99% of the population according to a 2012 CIA World Factbook estimate, and 97.9% according to Pew Research in 2010. There are about 150,000 Ibadis in the M'zab Valley in the region of Ghardaia.
Religion in Algeria
During the 7th century, Muslims reached North Africa, and by the beginning of the 8th century the Berbers had been for the most part converted to Islam. Sunni Islam, the larger of the two great branches of the faith, is the form practiced by the overwhelming majority of Muslims in Algeria, while there is a small Ibadi minority. There is no significant Shia presence.