Christians remain the largest religious group, and Muslims grew the fastest from 2010 to 2020. Read how the global share of Buddhists, Hindus, Jews and the religiously unaffiliated changed.
Read more about Americans’ views about religious organizations and their effects on society, as well as the separation of church and state. Religious Landscape Study by Pew Research Center.
In many places surveyed, 20% or more of all adults have left their childhood religious group. Christianity and Buddhism have had especially large losses.
Christians’ share among U.S. adults has fallen across demographic groups since 2007, but there has been overall stability in religious makeup since 2020. Religious Landscape Study by Pew Research Center.
Read about U.S. religious groups’ demographics – such as race/ethnicity, age, immigrant status, gender and sexual orientation – and their trends since 2007. Religious Landscape Study by Pew Research Center.