St. George is the nation's fastest-growing metro area, according to census data. Three counties in Utah — Wasatch, Tooele and Morgan — are among the nation's top 10 fastest-growing large counties. But Uintah County, where an energy boom went bust — is among the 10 big counties across the nation that saw the biggest population decreases. Here are the new populations for Utah's 29 counties.
Source: U.S. Census Bureau