Owaneco is located in Illinois. Owaneco, Illinois has a population of 206. Owaneco is less family-centric than the surrounding county with 16.39% of the households containing married families with children. The county average for households married with children is 26.18%.
The median household income in Owaneco, Illinois is $51,875. The median household income for the surrounding county is $50,668 compared to the national median of $57,652. The median age of people living in Owaneco is 43.7 years.
The average high temperature in July is 86.4 degrees, with an average low temperature in January of 18 degrees. The average rainfall is approximately 39.3 inches per year, with 15.9 inches of snow per year.