Use thousandth in a sentence. 1  coming last in a series of a thousand; 1,000th. 2  designating any of the thousand equal parts of something.
For other uses, see Brigham City (disambiguation). Brigham City is a city in Box Elder County, Utah, United States. The population was 17,899 at the 2010 census. It is the county seat of Box Elder County. It lies on the western slope of the Wellsville Mountains, a branch of the Wasatch Range at the western terminus of Box Elder Canyon.
Utah County is a county in the U.S. state of Utah. As of the 2010 census, the population was 516,564, making it the second-most populous county in Utah. The county seat and largest city is Provo, which is the third-largest city in the state. The county was created in 1850 and named for the Spanish name (Yuta) for the Ute Indians. Utah County is part of the Provo-Orem, UT Metropolitan Statistical Area as well as the Salt Lake City-Provo-Orem, UT Combined Statistical Area. In 2010, the center of population of Utah was located in Utah County, in the city of Saratoga Springs.