Beliefs Photo Gallery: The most religious U.S. metropolitan areas By Sally Morrow | April 2, 2013 ShareTweet EmailPrint More More on Beliefs Subscribe to Beliefs #1 - Provo - Orem, Utah (77% very religious) - Photo of Mt. Timpanogos LDS Temple, American Fork, Utah. American Fork is a city in Utah County, Utah, United States, at the foot of Mount Timpanogos in the Wasatch Range, north of Utah Lake. It is part of the Provo–Orem, Utah Metropolitan Statistical Area. Photo courtesy Ken Lund via Flickr (http://flic.kr/p/7aMyNs) Active RNS subscribers and members can view this content by logging-in here.A 2012 Gallup survey lists the most religious of 189 U.S. metropolitan areas.