What Is The Population Of The World 2025 By Religion. Today, some 85 percent of people around the globe identify with a religion. In january 2025, 4.2 births and 2.0 deaths were.
The world religion database (wrd) contains detailed statistics on religious affiliation for every country of the world. According to recent research, the growth of religious populations worldwide is projected to be 23 times larger than the growth of the unreligious between 2010 and 2050.