Utah County Creation Dates and Parent Counties
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See an interactive outline map of Utah Historical Counties at Newberry Library site[1] (Free) Enter a year, Refresh Map, select zoom in, then click on the map to enlarge it. |
| Tip: Sort the table by Date Formed or by Parent Counties and check Boundary Changes for interesting insights. |
| Name of County | Date Formed | Boundary Changes |
Parent County | Counties Created by Boundary Changes |
| Beaver | 1866 Jan 10 | Details | Iron, Millard | none |
| Box Elder | 1856 Jan 05 | Details | Utah Territory | none |
| Cache | 1856 Jan 05 | Details | Utah Territory | none |
| Carbon | 1894 Mar 08 | Details | Emery | none |
| Carson | 1854 Jan 20 | Details | Utah Territory | in Nevada Territory |
| Cedar | 1856 Jan 05 | Details | Utah | in Nevada Territory |
| Daggett | 1919 Mar 04 | Details | Uintah | none |
| Davis | 1852 Mar 03 | Details | Salt Lake | Morgan 1862 |
| Deseret | 1852 Mar 03 | Details | Utah Territory | dissolved |
| Duchesne | 1913 Mar 07 | Details | Wasatch | none |
| Emery | 1880 Feb 12 | Details | Sanpete, Sevier | Carbon 1894, Grand 1890 |
| Garfield | 1882 Mar 09 | Details | Iron, Sevier, Kane | none |
| Grand | 1890 Mar 13 | Details | Emery, Uintah | none |
| Greasewood | 1855 dec 20 | Details | Utah Territory | in Nevada Territory |
| Great Salt Lake | 1850 Jan 31 | Details | Utah Territory | renamed Salt Lake 1852 |
| Green River | 1852 Mar 03 | Details | Salt Lake | shrank in Wyoming |
| Humboldt | 1855 Dec 20 | Details | Utah Territory | in Nevada Territory |
| Iron | 1850 Jan 31 | Details | Utah Territory | Garfield 1882 |
| Juab | 1850 Oct 05 | Details | Utah Territory | Millard 1851 |
| Kane | 1864 Jan 16 | Details | Washington, Utah Territory | Garfield 1882, San Juan 1880 |
| Little Salt Lake | 1850 Jan 31 | Details | Utah Territory | dissolved |
| Millard | 1851 Oct 04 | Details | Juab | Beaver 1856 |
| Morgan | 1862 Jan 17 | Details | Davis, Summit | none |
| Piute | 1865 Jan 16 | Details | Sevier | Wayne 1892 |
| Rich | 1868 Jan 29 | Details | renamed from Richland | none |
| Richland | 1864 Jan 16 | Details | Utah Territory | renamed Rich 1868 |
| Rio Virgin | 1850 Oct 05 | Details | Utah Territory | Arizona, Nevada Territories |
| Saint Marys | 1855 Dec 20 | Details | Utah Territory | Nevada Territory |
| Salt Lake | 1852 Mar 03 | Details | renamed from Great Salt Lake | Davis 1852, Summit 1854 |
| Salt Lake Islands | 1850 Jan 31 | Details | Utah Territory | dissolved 1852 to Box Elder, Weber, Davis, Salt Lake, Tooele |
| San Juan | 880 Feb 17 | Details | Kane | none |
| Sanpete | 1852 Mar 03 | Details | Utah Territory | Emery 1880, Sevier 1865 |
| Sevier | 1865 Jan 16 | Details | Sanpete | none |
| Shambip | 1855 Dec 20 | Details | Utah Territory | absorbed into Tooele, 1856 |
| Shambro | 1855 Dec 20 | Details | Utah Territory | Nevada Territory |
| Summit | 1854 Jan 13 | Details | Salt Lake | Morgan 1862, Wasatch 1862 |
| Tooele | 1852 Mar 03 | Details | Utah Territory | none |
| Uintah | 1880 feb 18 | Details | Wasatch | Daggett 1919, Grand 1890 |
| Utah | 1852 Mar 03 | Details | Utah Territory | Cedar 1856 |
| Wasatch | 1862 Jan 17 | Details | Summit | Duchesne 1913, Uintah 1880 |
| Washington | 1852 Mar 03 | Details | Utah Territory | Kane 1864 |
| Wayne | 1892 Mar 10 | Details | Piute | none |
| Weber | 1852 Mar 03 | Details | Utah Territory | none |
References[edit | edit source]
- ↑ [http://historical-county.newberry.org/website/Utah/viewer.htm Utah Atlas of Historical County Boundaries, John H. Long, Editor; Peggy Tuck Sinko, Associate Editor; Gordon DenBoer, Historical Compiler; Douglas Knox, Book Digitizing Director and Digital Compiler; Emily Kelley, Research Associate; Laura Rico-Beck, GIS Specialist; Peter Siczewicz, ArcIMS Interactive Map Designer; Robert Will, Cartographic Assistant. Copyright The Newberry Library 2008.