
West Valley City
- County:
- Salt Lake County
- County Seat:
- No
- Area (mi²):
- 35.827
- State:
- Utah
West Valley City is a city located in Salt Lake County, Utah. West Valley City has a 2025 population of 130,801. West Valley City is currently declining at a rate of -1.38% annually and its population has decreased by -6.55% since the most recent census, which recorded a population of 139,973 in 2020.
The average household income in West Valley City is $99,875 with a poverty rate of 11.83%. The median age in West Valley City is 30.3 years: 29.8 years for males, and 30.8 years for females.