Martinsville is located in Ohio. Martinsville, Ohio has a population of 322. Martinsville is more family-centric than the surrounding county with 30% households with children. The county percentage for households with children is 28%.
The median household income in Martinsville, Ohio is $60,773. The median household income for the surrounding county is $54,369 compared to the national median of $66,222. The median age of people living in Martinsville is 40.3 years.
The average high temperature in July is 83.8 degrees, with an average low temperature in January of 18.6 degrees. The annual precipitation is 42.87.