Arthur is located in Illinois. Arthur, Illinois has a population of 2,272. Arthur is more family-centric than the surrounding county with 32% households with children. The county percentage for households with children is 29%.
The median household income in Arthur, Illinois is $59,576. The median household income for the surrounding county is $62,913 compared to the national median of $66,222. The median age of people living in Arthur is 37.9 years.
The average high temperature in July is 88 degrees, with an average low temperature in January of 18 degrees. The annual precipitation is 40.66.