Smithfield is located in Utah. Smithfield, Utah has a population of 12,768. Smithfield is more family-centric than the surrounding county with 47% households with children. The county percentage for households with children is 38%.
The median household income in Smithfield, Utah is $73,125. The median household income for the surrounding county is $61,208 compared to the national median of $66,222. The median age of people living in Smithfield is 30 years.
The average high temperature in July is 89.62 degrees, with an average low temperature in January of 15.33 degrees. The annual precipitation is 20.25.