Thornton is located in Iowa. Thornton, Iowa has a population of 438. Thornton is less family-centric than the surrounding county with 22.3% of the households containing married families with children. The county average for households married with children is 25.41%.
The median household income in Thornton, Iowa is $53,667. The median household income for the surrounding county is $58,271 compared to the national median of $69,021. The median age of people living in Thornton is 35.1 years.
The average high temperature in July is 82.7 degrees, with an average low temperature in January of 7.2 degrees. The average rainfall is approximately 35.1 inches per year, with 36 inches of snow per year.