There are 29 counties in Utah. All counties are functioning governmental units, each governed by a board of county commissioners or a county council.
Utah has 93 county subdivisions. They are all census county divisions (CCDs), which are delineated for statistical purposes, have no legal function, and are not governmental units.
Utah Counties - Populated Places in 29 Counties
Also see County: Census Data | Physical, Cultural & Historical Features | ZIP Codes | Land, Farms, & Ranches