Sumner is located in Maine. Sumner, Maine has a population of 1,024. Sumner is more family-centric than the surrounding county with 25.77% of the households containing married families with children. The county average for households married with children is 24.25%.
The median household income in Sumner, Maine is $46,023. The median household income for the surrounding county is $51,384 compared to the national median of $69,021. The median age of people living in Sumner is 44.5 years.
The average high temperature in July is 78.1 degrees, with an average low temperature in January of 6.6 degrees. The average rainfall is approximately 47.1 inches per year, with 78.2 inches of snow per year.