Numbers, Facts and Trends Shaping Your World

Religious Identity & Affiliation

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    America’s Changing Religious Landscape

    The Christian share of the U.S. population is declining, while the share of Americans who do not identify with any organized religion is growing. These changes affect all regions in the country and many demographic groups.

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    The World’s Muslims: Unity and Diversity

    The world’s Muslims are united in their belief in God and the Prophet Muhammad and are bound together by such religious practices as fasting during Ramadan and almsgiving to assist the needy. But they have widely differing views about other aspects of their faith, including how important religion is to their lives, who counts as a Muslim and what practices are acceptable in Islam.