Grantsville is located in Utah. Grantsville, Utah has a population of 12,630. Grantsville is more family-centric than the surrounding county with 49% households with children. The county percentage for households with children is 47%.
The median household income in Grantsville, Utah is $74,065. The median household income for the surrounding county is $74,657 compared to the national median of $66,222. The median age of people living in Grantsville is 30.4 years.
The average high temperature in July is 90.7 degrees, with an average low temperature in January of 20.1 degrees. The annual precipitation is 12.69.