Kermanshah, also known as Kermāshān, is the capital of Kermanshah Province, located 525 kilometres from Tehran in the western part of Iran. According to the 2016 census, its population is 946,681. A majority of Kermanshah's population speaks Southern Kurdish, and the city is the largest Kurdish-speaking city in Iran. Kermanshah has a moderate and mountainous climate. Most of the inhabitants of Kermanshah are Shia Muslims, but there are also Sunni Muslims and followers of Yarsanism.