Now that Mitt Romney has put the Church of Jesus Christ of Latter-day Saints back on the map, let's find out where one is most likely to encounter a real live Mormon. In Washington, Adams County boasts the highest percentage of Mormons (12.73) among any of the 39 counties. Garfield, Lincoln, and Wahkiakum counties have 0 percent. In King County, it's 2.33 percent, while Salt Lake City is 56 percent. Jump here to see the map.