According to the 2016 Australian Census, the religious affiliations of people living in New South Wales were as follows:
* Christianity (48.7%)
* No religion (30.6%)
* Islam (3.1%)
* Hinduism (1.4%)
* Buddhism (1.1%)
* Judaism (0.4%)
* Sikhism (0.2%)
* Other religions (1.1%)
Christianity is the most widely practiced religion in New South Wales, with over half of the population identifying as Christian. The largest Christian denominations in New South Wales are Catholicism (22.5%), Anglicanism (11.7%), and Uniting Church (5.8%).
No religion is the second most common religious affiliation in New South Wales, with almost one-third of the population identifying as having no religion. This includes people who are atheist, agnostic, or simply have no religious beliefs.
Islam is the third most widely practiced religion in New South Wales, with over 3% of the population identifying as Muslim. The majority of Muslims in New South Wales are Sunni Muslims, with smaller numbers of Shia Muslims and Ahmadi Muslims.
Hinduism is the fourth most widely practiced religion in New South Wales, with over 1% of the population identifying as Hindu. The majority of Hindus in New South Wales are of Indian descent, with smaller numbers of Hindus from other parts of the world.
Buddhism is the fifth most widely practiced religion in New South Wales, with over 1% of the population identifying as Buddhist. The majority of Buddhists in New South Wales are of Asian descent, with smaller numbers of Buddhists from other parts of the world.
Judaism is the sixth most widely practiced religion in New South Wales, with over 0.4% of the population identifying as Jewish. The majority of Jews in New South Wales are of European descent, with smaller numbers of Jews from other parts of the world.
Sikhism is the seventh most widely practiced religion in New South Wales, with over 0.2% of the population identifying as Sikh. The majority of Sikhs in New South Wales are of Indian descent, with smaller numbers of Sikhs from other parts of the world.
Other religions account for over 1% of the religious affiliations of people living in New South Wales. These include a wide variety of religions, including Bahá'í Faith, Confucianism, Taoism, Shintoism, and Zoroastrianism.