Shellsburg is located in Iowa. Shellsburg, Iowa has a population of 998. Shellsburg is less family-centric than the surrounding county with 19% households with children. The county percentage for households with children is 29%.
The median household income in Shellsburg, Iowa is $69,886. The median household income for the surrounding county is $69,218 compared to the national median of $66,222. The median age of people living in Shellsburg is 48.7 years.
The average high temperature in July is 84.3 degrees, with an average low temperature in January of 8.7 degrees. The annual precipitation is 34.24.