Counties in Utah Salt Lake County (Salt Lake City) Utah County (Provo) Davis County (Farmington) Weber County (Ogden) Washington County (St. George) Cache County (Logan) Tooele County (Tooele) Box Elder County (Brigham City) Iron County (Parowan) Summit County (Coalville) Uintah County (Vernal) Wasatch County (Heber City) Sanpete County (Manti) Sevier County (Richfield) Carbon County (Price) Duchesne County (Duchesne) San Juan County (Monticello) Millard County (Fillmore) Morgan County (Morgan) Juab County (Nephi) Emery County (Castle Dale) Grand County (Moab) Kane County (Kanab) Beaver County (Beaver) Garfield County (Panguitch) Rich County (Randolph) Wayne County (Loa) Piute County (Junction) Daggett County (Manila)