Islam Set To Become The Second-Largest Religion In America By 2040 Adan Posted on January 8, 2016 Posted in Aggregated No Comments Tagged with Hot News Strong chance of doubling in size by 2050 and becoming the second largest religion by 2040. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email