Christianity is the most popular religion in the United States, with 70.6% of polled American adults identifying themselves as Christian in 2014. This is down from 86% in 1990, lower than 78.6% in 2001, and slightly lower than 73% in 2012. About 62% of those polled claim to be members of a church congregation. The United States has the largest Christian population in the world, with nearly 247 million Christians, although other countries have higher percentages of Christians among their populations.