McArthur is located in Ohio. McArthur, Ohio has population of 1,778. McArthur is less family-centric than the surrounding county with 22% of the households with children.
The median household income in McArthur, Ohio is $53,319. The median household income for the surrounding county is $47,735 compared to the national median of $66,222. The median age of people living in McArthur is 38.3 years.
The average high temperature in July is 84.28 degrees, with an average low temperature in January of 18.81 degrees. The annual precipitation is 42.95.