4. The Apostolic Church
The Apostolic Church is also one of the biggest churches in the country today having several millions of branches all over the country.
After about 25 years of construction work, the multimillion Naira National Temple of The Apostolic Church Nigeria, TAC, touted as the largest church in the world, was inaugurated in Lagos.
Sited at the international ground of the Church in Ketu, the newly dedicated temple has a sitting capacity of 100,000 worshippers at a time.