Maryville is located in Illinois. Maryville, Illinois 62062 has population of 7,814. Maryville 62062 is less family-centric than the surrounding county with 25% of the households with children.
The median household income in Maryville, Illinois 62062 is $80,439. The median household income for the surrounding county is $63,321 compared to the national median of $66,222. The median age of people living in Maryville 62062 is 42.4 years.
The average high temperature in July is 88.93 degrees, with an average low temperature in January of 20.9 degrees. The annual precipitation is 40.21.