Mark is located in Illinois.
Mark, Illinois has a population of
520.
Mark is
less
family-centric than the surrounding county with
20% households with children.
The county percentage for households with children is 22%.
The median household income in Mark, Illinois is
$68,214.
The median household income for the surrounding county is $65,000
compared to the national median of $66,222.
The median age of people living in Mark is
41.8 years.
Mark Weather
The average high temperature in July is 86.2
degrees, with an average low temperature in January of 13.2 degrees.
The annual precipitation is
34.45.
