Donnellson is located in Iowa. Donnellson, Iowa has a population of 882. Donnellson is more family-centric than the surrounding county with 35.12% of the households containing married families with children. The county average for households married with children is 26.29%.
The median household income in Donnellson, Iowa is $49,844. The median household income for the surrounding county is $48,266 compared to the national median of $57,652. The median age of people living in Donnellson is 37 years.
The average high temperature in July is 86.5 degrees, with an average low temperature in January of 14.6 degrees. The average rainfall is approximately 39.4 inches per year, with 26.1 inches of snow per year.