From at least 1906[1] to at least 1947[2] Trinidad was a mission of the Church of the Immaculate Conception in Settlement 186[3][4], and in 2026 its La Santísima Trinidad Church was a mission of La Inmaculada parish in Settlement 186.[5]
The Trinidad Church is under the North Belize Mission Conference (Settlement 64) in the Belize Union Mission (Settlement 12) of the Inter-American Division (Miami, Florida) of the Seventh Day Adventist Church. In 2025 they had 2 members.[6]