Sumner is located in Michigan. Sumner, Michigan has a population of 1,831. Sumner is less family-centric than the surrounding county with 21.81% of the households containing married families with children. The county average for households married with children is 26.39%.
The median household income in Sumner, Michigan is $47,321. The median household income for the surrounding county is $42,256 compared to the national median of $57,652. The median age of people living in Sumner is 44.6 years.
The average high temperature in July is 82.1 degrees, with an average low temperature in January of 14.6 degrees. The average rainfall is approximately 33.2 inches per year, with 46.2 inches of snow per year.
