What is the main religion of United Kingdom?

The main religion in the United Kingdom is Christianity, specifically Anglicanism. The Church of England is the official state church and is the most widespread Christian denomination in the country. According to the 2011 census, 59.3% of the population of England and Wales identified as Christian. However, religious diversity has grown significantly in recent decades, with increasing numbers of people identifying as non-religious, and also with growth in non-Christian religions such as Islam, Hinduism and Sikhism.