There are ten major Christian denominations in the United States: Roman Catholic, Baptist, Pentecostal, Lutheran, Latter Day Saints, Presbyterian, Orthodox, Methodist, Anglican, Adventist
There are approximately 300,000 churches and 56 million attendees. The largest denomination is Roman Catholic. Fun fact of the day, 1. 6% of adults identify themselves as atheists while 76% identify themselves Christian.
Although there are over 300 million individual churches in America, there are only about 35,000 different denominations including Protestant churches, the Roman Catholic and Orthodox branches of Christianity.