This article is about the demographic features of the population of Bahrain, including population density, ethnicity, education level, health of the populace, economic status, religious affiliations and other aspects of the population.Most of the population of Bahrain is concentrated in the two principal cities, Manama and Al Muharraq. According to the 2010 census 70.2% of the population, including non-nationals, are Muslim and over 99% of Bahraini citizens are Muslim.