Spain is 94% Roman Catholic. All the other religions only total 6%.    
   
Spain.
70% of Spain is Roman Catholic, 2% other religions,25% no religion. Roman Catholocism is a denomination of Christianity
The main religion of Spain is Catholicism.Well, the main religion in Spain is Catholicism. 94% of the population is Catholic, but they do have other religions there too.
Roman Catholicism makes up a large percentage of the religions practiced in Spain. However, many do not practice religious worship or attend church.
All religions are allowed in Spain, although the Roman Catholic Church is, by far, the most popular.
According to the CIA's World Fact Book, Spain is 94% Catholic and 6% other.
70% of all Spaniards are Roman Catholic which is a denomination of Christianity. 2% other religions,25% no religion
Most likely Catholic but some experts say that Christianity is a popular and GROWING religion in Spain.
muslim and catholics
Spain.