Maps of World Religions The Largest & Second Largest Religious Denominations in Each U.S. State July 17, 2016 Alex Denomination with the most members in each state Second largest denomination/group in each state Related Posts:Religious Diversity Across America: A 120-Year JourneyActive Duty Military Personnel in the U.S.Map of the largest Hispanic ethnic group in each U.S. countyReligiosity in the United StatesLargest participating religious group (1906 - 2010)Second largest participating religious group (1906 - 2010)Christianity in the US countiesReligion in the United Kingdom and Ireland