Marion Real Estate
Marion is located in Illinois. Marion, Illinois has a population of 17,803. Marion is less family-centric than the surrounding county with 24.86% of the households containing married families with children. The county average for households married with children is 28.99%.
The median household income in Marion, Illinois is $42,489. The median household income for the surrounding county is $43,855 compared to the national median of $53,482. The median age of people living in Marion is 40.8 years.
The average high temperature in July is 85.9 degrees, with an average low temperature in January of 21.2 degrees. The average rainfall is approximately 46.4 inches per year, with 14.4 inches of snow per year.