Two-thirds of Americans (66%) identify as Christian, including 41% who identify as white Christians and 25% who identify as Christians of color.

Source: Analyzing the 2024 Presidential Vote: PRRI’s Post-Election Survey

Around one-quarter of Americans are religiously unaffiliated (26%), including 4% who identify as atheist, 5% who identify as agnostic, and 16% who describe themselves as “nothing in particular.”

Source: Religious Change in America

Republicans (22%) are twice as likely as independents (12%) and Democrats (11%) to report that religion is the most important thing in their lives.

Source: Religious Change in America

The most religiously diverse county in the United States is Montgomery County, Maryland (0.886 on a scale of 0-1).

Source: 2023 PRRI Census of American Religion