Monticello is located in Maine. Monticello, Maine has a population of 679. Monticello is less family-centric than the surrounding county with 23.36% of the households containing married families with children. The county average for households married with children is 23.53%.
The median household income in Monticello, Maine is $42,321. The median household income for the surrounding county is $47,278 compared to the national median of $69,021. The median age of people living in Monticello is 54.1 years.
The average high temperature in July is 77.9 degrees, with an average low temperature in January of 1.2 degrees. The average rainfall is approximately 41.3 inches per year, with 89.3 inches of snow per year.