Why the U.S. census doesn’t ask Americans about their religion
The Census Bureau has collected data on Americans’ income, race, ethnicity, housing and other things, but it has never directly asked about their religion.
Only one-in-ten Chinese adults formally identify with a religion, but surveys indicate that religion plays a much bigger role in China when the definition is widened to include questions on spirituality, customs and traditional beliefs.
Since the 1990s, large numbers of Americans have left Christianity to join the growing ranks of U.S. adults who describe their religious identity as atheist, agnostic or “nothing in particular.” If recent trends in religious switching continue, Christians could make up less than half of the U.S. population within a few decades.
Here are answers to some frequently asked questions about Pew Research Center’s report “Jewish Americans in 2020”
Since the establishment of the ATP, the Center has gradually migrated away from telephone polling and toward online survey administration, and since early 2019, the Center has conducted most of its U.S. polling on the ATP. This shift has major implications for the way the Center measures trends in American religion – including those from the Center’s flagship Religious Landscape Studies, which were conducted by phone in 2007 and 2014.
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