Scotland a territorial parish structure, with every community in Scotland having a local congregation. Scotland also has a significant Roman Catholic population, 19% professing that faith, particularly in Greater Glasgow and the north-west. After the Reformation, Roman Catholicism in Scotland continued in the Highlands and some western islands like Uist and Barra, and it was strengthened during the 19th century by immigration from Ireland. Other Christian denominations in Scotland include the Free Church of Scotland, and various other Presbyterian offshoots. Scotland's third largest church is the Scottish Episcopal Church. Islam is the largest non-Christian religion (estimated at around 75,000, which is
Religion in Scotland the fastest secularising nation in history. Since 2016, humanists in Scotland have conducted more marriages each year than the Church of Scotland (or any other religious denomination). Religion in Scotland Religion in Scotland includes all forms of religious organisation and practice. Christianity is the largest faith in Scotland. In the 2011 census, 53.8% of the Scottish population identified as Christian (declining from 65.1% in 2001) when asked: "What religion, religious denomination or body do you belong to?". The Church of Scotland, a Presbyterian denomination often known as The Kirk, is recognised in law as the national church of Scotland. It