Beaver Formed: 05 Jan 1856 Parent: Iron, Millard	Box Elder Formed: 05 Jan 1856 Parent: Unorg. Terr.	Cache Formed: 05 Jan 1856 Parent: Unorg. Terr.	Carbon Formed: 08 Mar 1894 Parent: Emery	Daggett Formed: 07 Jan 1918 Parent: Uintah
Davis Formed: 03 Mar 1852 Parent: Salt Lake	Duchesne Formed: 04 Jan 1915 Parent: Wasatch	Emery Formed: 12 Feb 1880 Parent: Sanpete, Sevier	Garfield Formed: 09 Mar 1882 Parent: Iron, Seveir, Kane	Grand (suspended) Formed: 13 Mar 1890 Parent: Emery, Uintah
Iron Formed: 03 Mar 1852 Parent: Unorg. Terr.	Juab Formed: 03 Mar 1852 Parent: Original County	Kane Formed: 16 Jan 1864 Parent: Washington, Unorg. Terr.	Millard Formed: 04 Oct 1851 Parent: Juab	Morgan Formed: 17 Jan 1862 Parent: Davis, Summit
Piute Formed: 16 Jan 1865 Parent: Sevier	Rich Formed: 16 Jan 18641 Parent: Cache	Salt Lake Formed: 03 Mar 18522 Parent: Original County	San Juan Formed: 17 Feb 1880 Parent: Kane	Sanpete Formed: 03 Mar 1852 Parent: Original County
Sevier Formed: 16 Jan 1865 Parent: Sanpete	Summit Formed: 13 Jan 1854 Parent: Salt Lake	Tooele Formed: 03 Mar 1852 Parent: Original County	Uintah Formed: 18 Feb 1880 Parent: Wasatch	Utah Formed: 03 Mar 1852 Parent: Original County

Wasatch Formed: 17 Jan 1862 Parent: Summit	Washington Formed: 03 Mar 1852 Parent: Unorg. Terr.	Wayne Formed: 10 Mar 1892 Parent: Piute	Weber Formed: 03 Mar 1852 Parent: Original County