Islam by country 62% of the world's Muslims live in the Asia-Pacific region (from Turkey to Indonesia), with over 1 billion adherents. The largest Muslim population in a country is in Indonesia, a nation home to 12.7% of the world's Muslims, followed by Pakistan (11.0%), and India (10.9%). About 20% of Muslims live in Arab countries. In the Middle East, the non-Arab countries of Iran and Turkey are the largest Muslim-majority countries; in Africa, Egypt and Nigeria have the most populous Muslim communities. The study found more Muslims in the United Kingdom than in Lebanon and more in China than in Syria. Indian
Jewish population by country persist in reporting on the number of Jewish Americans. Below is a list of Jewish populations in the world by country or territory. Unless otherwise indicated, core and enlarged population numbers are taken from DellaPergola's chapter "World Jewish Population" of the American Jewish Year Book of 2014. Where other credible sources present competing numbers, they are presented with a range and citation. DellaPergola's population figures are primarily based on national censuses combined with trend analysis. He has described the "core Jewish population" in the diaspora as "all persons who, when asked in a socio-demographic survey, identify themselves as Jews; or