Largest Muslim Population In The World 2024. If current trends continue christians will remain the largest religious group by 2060 (32 percent of the world's population), but islam will experience the fastest growth, with an. The country with the largest number of muslims overall is indonesia, which is home to over 242 million muslims.

By 2030, the world’s total muslim population is expected to increase by 35 percent over its 2010 level, to 2.2 billion people. Indonesia has the highest total number of.