
Smithfield
- County:
- Cache County
- County Seat:
- No
- Area (mi²):
- 6.007
- State:
- Utah
Smithfield is a city located in Cache County, Utah. Smithfield has a 2025 population of 15,424. Smithfield is currently growing at a rate of 2.32% annually and its population has increased by 12.77% since the most recent census, which recorded a population of 13,678 in 2020.
The average household income in Smithfield is $101,504 with a poverty rate of 3.46%. The median age in Smithfield is 28.3 years: 27.7 years for males, and 28.9 years for females.