Oskaloosa is located in Iowa. Oskaloosa, Iowa has a population of 11,531. Oskaloosa is less family-centric than the surrounding county with 28.95% of the households containing married families with children. The county average for households married with children is 31.31%.
The median household income in Oskaloosa, Iowa is $41,392. The median household income for the surrounding county is $50,568 compared to the national median of $57,652. The median age of people living in Oskaloosa is 36.5 years.
The average high temperature in July is 84.9 degrees, with an average low temperature in January of 11.3 degrees. The average rainfall is approximately 37.5 inches per year, with 25.1 inches of snow per year.