In 2010, 93.39% (474,343) of Wyomingites over the age of 5 spoke English as their primary language.
A 2010 ARDA report recognized as the largest denominations in Wyoming the Church of Jesus Christ of Latter-day Saints (Mormons) with 62,804 (11%), the Catholic Church with 61,222 (10.8%) and the Southern Baptist Convention with 15,812 adherents (2.8%).