In addition to Eastern Orthodox Christianity, there is also a sizeable number of adherents to Sunni Islam at 20% of the population, mainly from ethnic Bosniaks and Albanians.
[2] The results of the Montenegrin census of 2011 by ethnic groups, the latest census in which the indication of identification (whether by confession or as irreligious) in the question for confession was obligatory, are as follows: Eastern Orthodox Christianity is the dominant religion in Montenegro with 443,394 believers, which comprise 71.1% of the population.
Islam is the majority religion in the municipalities of Gusinje, Petnjica, Plav, Rožaje, Tuzi and Ulcinj.
Municipalities with highest share of atheists are Herceg Novi (2.43%), Kotor (2.03%), Podgorica (1.99%) and Tivat (1.7%).
According to a 2017 survey conducted by the Council of Europe in cooperation with the Office of the Ombudsperson of Montenegro, 45% of respondents reported having experienced religious discrimination.