Johnston City is located in Illinois.
Johnston City, Illinois has a population of
3,451.
Johnston City is
less
family-centric than the surrounding county with
25% households with children.
The county percentage for households with children is 25%.
The median household income in Johnston City, Illinois is
$42,258.
The median household income for the surrounding county is $54,246
compared to the national median of $66,222.
The median age of people living in Johnston City is
40.7 years.
Johnston City Weather
The average high temperature in July is 87.2
degrees, with an average low temperature in January of 19 degrees.
The annual precipitation is
46.96.