The Defense Department reports that there are now approximately 9000 Muslims on active duty in the U.S. armed services (it is reported that more than 3000 Americans embraced Islam during the Gulf war alone). 50000 people convert to Islam every year in the United Kingdom. Ever year, 6 million Muslims convert to Christianity. Let me clarify. According to the Guinness Book of World Records, Islam is the world’s fastest-growing religion by number of conversions each year: In1990-2000, approximately 12.5 million more people converted to Islam than to Christianity. The estimated conversion rate among Americans is 135,000 per year. NBC NEWS: 20000 Americans Convert To ISLAM Each Year ! These numbers are very large indeed. Britain sees about 5,200 conversions a year. In America, nearly a quarter of Muslims are converts According to a report by CNN, "Islam has drawn converts from all walks of life, most notably African-Americans". Everyday, 16,000 Muslims convert to Christianity. May 28th, 2009. Studies estimated about 30,000 converting to Islam annually in the United States. Approximately 30,000 from the United States, 5000 from the united Kingdom, 7000 from France, 4000 from Germany, 5000 from Russia, 4000 from Spain and many, many more from other countries convert to Islam each and every year. The Economist explains How many people convert to Islam?. ... ISLAM IS THE FASTEST GROWING RELIGION IN THE WORLD WITH ITS 2.1 % INCREASING POPULATION EVERY YEAR. In every hour, 667 Muslims convert to Christianity. / Allah Vs Atheism: ‘leaving Islam Was The Hardest Thing I’ve Done’ Amal Farah / Around 5,000 British People Convert To Islam Every Year, Theguardian (1) ( Reply ) ( Go Down ) Millions Are Leaving Islam Every Year by Nobody: 10:56am On Jul 05 , 2015 Maher Abdallah (interrupting): Hold on! How many convert to Islam every year? It is reported that around 5,000 British people convert to Islam every year (most of them are women).