Religious beliefs in selected countries worldwide by generation 2023

Among the people surveyed in 26 countries around the world, a slight majority of the baby boomer generation were Christians. By comparison, only 42 percent of Generation Z stated that they were Christians. Millennials was the generation with the highest share of people stating that they had a religious belief other than Islam and Christianity.

Religious beliefs of the population in selected countries worldwide in 2023, by generation

Characteristic	Christian	Muslim	Any other religion	Prefer not to say	No religion
Gen Z	42%	8%	15%	7%	29%
Millennials	44%	7%	16%	5%	28%
Gen X	48%	5%	14%	4%	29%
Baby boomers	52%	3%	11%	3%	32%

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Release date

May 2023

More information

Region

Worldwide

Survey time period

January 20 to February 3, 2023

Number of respondents

19,371 respondents in 26 countries*

Age group

18 years and older

Method of interview

Online survey

Supplementary notes

*There were around 1,000 respondents in Australia, Brazil, Canada, France, Germany, United Kingdom, Italy, Japan, Spain, and the U.S.. Around 500 in Argentina, Belgium, Chile, Colombia, Hungary, Mexico, the Netherlands, Peru, Poland, Singapore, South Africa, South Korea, Sweden, Thailand, and Türkiye. Around 2,200 in India.

Generation Z includes people born between 1997 and 2012.
Millennials includes everyone born between 1981 and 1996.
Generation X includes people born between 1965 and 1981.
Baby boomers includes people born between 1946 and 1964.

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