how many christians in the world 2015

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At a Glance: How Many Christians in the World Today According to the Pew Research Center, in 2015, there were 2.3 billion Christians of all ages living in the world. The Center for the Study of Global Christianity (CSGC) at Gordon-Conwell Theological Seminary, reported that the number of Christians in the world edged past 2.5 billion in 2019.

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  • How big is the Christian population in the world?

  • The world’s Christian population is expected to grow from 2.2 billion in 2010 to 2.9 billion in 2050. 39 Nearly one-in-three people worldwide (31%) are expected to be Christian at mid-century, the same share as in 2010.

  • How many Christian denominations are there in the world?

  • According to the Center for the Study of Global Christianity (CSGC) at Gordon-Conwell Theological Seminary, there are approximately 41,000 Christian denominations and organizations in the world today.

  • How is the population of Christians going to change?

  • The annual growth rate of the world’s population is expected to decline gradually in the coming decades, falling from 1.1% in 2010-2015 to 0.4% in 2045-2050. The annual growth rate of Christians is expected to remain roughly on par with world population growth.

  • How many Pentecostal Christians are there in the world?

  • According to the Center for the Study of Global Christianity, there are about 279 million pentecostal Christians and 305 million charismatic Christians worldwide.