The majority of Tehranis are officially Twelver Shia Muslims, which has also been the state religion since the 16th-century Safavid conversion.
Other religious communities in the city include followers of the Sunni and Mystic branches of Islam, various Christian denominations, Judaism, Zoroastrianism, and the Bahá'í Faith.

There are many religious centres scattered around the city, from old to newly built centres, including mosques, churches, synagogues, and Zoroastrian fire temples.
The city also has a very small third-generation Indian Sikh community that has a local gurdwara that was visited by the Indian Prime Minister in 2012.
The majority of Tehranis are officially Twelver Shia Muslims, which has also been the state religion since the 16th-century Safavid conversion. Other religious communities in the city include followers of the Sunni and Mystic branches of Islam, various Christian denominations, Judaism, Zoroastrianism, and the Bahá'í Faith.
There are many religious centres scattered around the city, from old to newly built centres, including mosques, churches, synagogues, and Zoroastrian fire temples. The city also has a very small third-generation Indian Sikh community that has a local gurdwara that was visited by the Indian Prime Minister in 2012.
Tehran