Sumner is located in Maine. Sumner, Maine has a population of 1,024. Sumner is more family-centric than the surrounding county with 32% households with children. The county percentage for households with children is 21%.
The median household income in Sumner, Maine is $54,412. The median household income for the surrounding county is $52,342 compared to the national median of $66,222. The median age of people living in Sumner is 48.1 years.
The average high temperature in July is 79.3 degrees, with an average low temperature in January of 7 degrees. The annual precipitation is 43.79.