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%
0%10%20%30%40%50%60%
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*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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Ipsos. (May 26, 2023). Religious beliefs of the population in selected countries worldwide in 2023, by generation [Graph]. In Statista. Retrieved May 07, 2025, from https://www.statista.com/statistics/1387289/religious-beliefs-world-generation/
Ipsos. "Religious beliefs of the population in selected countries worldwide in 2023, by generation." Chart. May 26, 2023. Statista. Accessed May 07, 2025. https://www.statista.com/statistics/1387289/religious-beliefs-world-generation/
Ipsos. (2023). Religious beliefs of the population in selected countries worldwide in 2023, by generation. Statista. Statista Inc.. Accessed: May 07, 2025. https://www.statista.com/statistics/1387289/religious-beliefs-world-generation/
Ipsos. "Religious Beliefs of The Population in Selected Countries Worldwide in 2023, by Generation." Statista, Statista Inc., 26 May 2023, https://www.statista.com/statistics/1387289/religious-beliefs-world-generation/
Ipsos, Religious beliefs of the population in selected countries worldwide in 2023, by generation Statista, https://www.statista.com/statistics/1387289/religious-beliefs-world-generation/ (last visited May 07, 2025)
Religious beliefs of the population in selected countries worldwide in 2023, by generation [Graph], Ipsos, May 26, 2023. [Online]. Available: https://www.statista.com/statistics/1387289/religious-beliefs-world-generation/
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