1 Property Found
Mark is located in Illinois. Mark, Illinois has a population of 513. Mark is less family-centric than the surrounding county with 16% of the households containing married families with children. The county average for households married with children is 23%.
The median household income in Mark, IL is $49,531. The median household income for the surrounding county is $64,916 compared to the national median of $57,525. The median age of people living in Mark is 42 years old.Learn more about Mark, IL Real Estate.