West Jordan is a city in Salt Lake County, Utah, United States. West Jordan is a rapidly growing suburb of Salt Lake City and has a mixed economy. According to the 2010 Census, the city had a population of 103,712, placing it as the fourth most populous in the state. The city occupies the southwest end of the Salt Lake Valley at an elevation of 4,330 feet. Named after the nearby Jordan River, the limits of the city begin on the river's western bank and end in the eastern foothills of the Oquirrh Mountains, where Kennecott Copper Mine, the world's largest man-made excavation is located.Settled in the mid-19th century, the city has developed into its own regional center. As of 2012, the city has four major retail centers; with Jordan Landing being one of the largest mixed-use planned developments in the Intermountain West. Companies headquartered in West Jordan include Mountain America Credit Union, Lynco Sales & Service, SME Steel, and Cyprus Credit Union.