Riverton is a city in Salt Lake County, Utah, United States. It is part of the Salt Lake City, Utah Metropolitan Statistical Area. The population was 38,753 at the 2010 census, but has since grown to 44,419. Riverton is located in the rapidly growing southwestern corner of the Salt Lake Valley.

Riverton shares city borders with South Jordan to the north, Draper to the east, Bluffdale to the south, and Herriman to the west. According to the United States Census Bureau, the city has a total area of 12.6 square miles (32.6 km²). The city is located in the southwestern corner of the Salt Lake Valley about twenty miles (32 km) south and slightly west of Salt Lake City.

According to estimates from the U.S. Census Bureau, as of 2017, there were 43,344 people in Riverton. The racial makeup of the county was 90.3% non-Hispanic White, 0.4% Black, 0.2% Native American, 1.0% Asian, 0.8% Pacific Islander, and 1.3% from two or more races. 6.5% of the population were Hispanic or Latino of any race.