Christianity is the major religion on the island. It is estimated that about 80% of the island's 2.5 million inhabitants are Christians.

Detailed breakdown: Protestant 61.3% (Church of God 21.2%, Baptist 8.8%, Anglican 5.5%, Seventh-Day Adventist 9%, Pentecostal 7.6%, Methodist 2.7%, United Church 2.7%, Brethren 1.1%, Jehovah's Witness 1.6%, Moravian 1.1%), Roman Catholic 4%, other, including some spiritual cults 34.7%