Martinton is located in Illinois. Martinton, Illinois has a population of 322. Martinton is more family-centric than the surrounding county with 33% households with children. The county percentage for households with children is 26%.
The median household income in Martinton, Illinois is $50,536. The median household income for the surrounding county is $53,895 compared to the national median of $66,222. The median age of people living in Martinton is 40.2 years.
The average high temperature in July is 84.4 degrees, with an average low temperature in January of 14 degrees. The annual precipitation is 39.22.