Sumner is located in Missouri. Sumner, Missouri has a population of 69. Sumner is less family-centric than the surrounding county with 19% households with children. The county percentage for households with children is 23%.
The median household income in Sumner, Missouri is $51,250. The median household income for the surrounding county is $50,712 compared to the national median of $66,222. The median age of people living in Sumner is 45.5 years.
The average high temperature in July is 87.37 degrees, with an average low temperature in January of 14.33 degrees. The annual precipitation is 40.15.