On the other hand is Irreligion is predominant in the Eastern part of Germany, considered to be the least religious region in the world.[2][3][4] An exception is former West Berlin, that had a Christian plurality in 2016 (44.4% Christian and 43.5% Unaffiliated). It also has a higher share of Muslims, or 8.5%, compared to former East Berlin, with only 1.5% self-declared Muslims as of 2016.[1]