New Martinsville is located in West Virginia. New Martinsville, West Virginia has a population of 4,367. New Martinsville is less family-centric than the surrounding county with 15% households with children. The county percentage for households with children is 18%.
The median household income in New Martinsville, West Virginia is $45,330. The median household income for the surrounding county is $46,096 compared to the national median of $66,222. The median age of people living in New Martinsville is 45.8 years.
The average high temperature in July is 83.3 degrees, with an average low temperature in January of 20 degrees. The annual precipitation is 40.52.