An enlargeable map of the United States after the Constitution of the United States was ratified on March 4, 1789.An enlargeable map of the United States after the Treaty of Córdoba was signed on August 24, 1821.An enlargeable map of the United States after the Treaty of Guadalupe Hidalgo was signed on February 2, 1848.An enlargeable map of the United States after the creation of the proposed State of DeseretonJuly 2, 1849.An enlargeable map of the United States after the creation of the Territory of New Mexico and the Territory of UtahonSeptember 9, 1850.An enlargeable map of the United States after the creation of the proposed Territory of JeffersononOctober 24, 1859.An enlargeable map of the United States after the creation of the Territory of ColoradoonFebruary 28, 1861.An enlargeable map of the United States after the creation of the Territory of NevadaonMarch 2 1861.An enlargeable map of the United States after the annexation of a western portion of the Territory of UtahonJuly 14 1862.An enlargeable map of the United States after the annexation of another western portion of the Territory of UtahonMay 5 1866.An enlargeable map of the United States after the creation of the Territory of WyomingonJuly 25, 1868.An enlargeable map of the United States after the admission of Utah to the UniononMay 4 1896.An enlargeable map of the United States as it has been since Hawaiʻi was admitted to the UniononAugust 21, 1959.
The following timeline traces the territorial evolution of the U.S.State of Utah.