The share of Americans who leave Islam is offset by those who become Muslim
About a quarter of adults who were raised Muslim no longer identify as members of the faith. But Islam gains about as many converts as it loses.
Numbers, Facts and Trends Shaping Your World
The majority of Europe’s Christians are non-practicing, but they differ from religiously unaffiliated people in their views on God, attitudes toward Muslims and immigrants, and opinions about religion’s role in society.
Even with no new migration, Muslims are projected to increase as a share of Europe’s population.
More babies were born to Christian mothers than to members of any other religion in recent years. Less than 20 years from now, however, the number of babies born to Muslims is expected to modestly exceed births to Christians.