Allison is located in Iowa. Allison, Iowa has a population of 1,224. Allison is more family-centric than the surrounding county with 47.52% of the households containing married families with children. The county average for households married with children is 30.11%.
The median household income in Allison, Iowa is $53,350. The median household income for the surrounding county is $53,937 compared to the national median of $57,652. The median age of people living in Allison is 34.4 years.
The average high temperature in July is 83.1 degrees, with an average low temperature in January of 7.7 degrees. The average rainfall is approximately 35.6 inches per year, with 34.2 inches of snow per year.
