Monmouth is located in Maine. Monmouth, Maine has a population of 4,061. Monmouth is more family-centric than the surrounding county with 27.46% of the households containing married families with children. The county average for households married with children is 24.69%.
The median household income in Monmouth, Maine is $63,981. The median household income for the surrounding county is $58,097 compared to the national median of $69,021. The median age of people living in Monmouth is 46.6 years.
The average high temperature in July is 79.3 degrees, with an average low temperature in January of 8.7 degrees. The average rainfall is approximately 44.4 inches per year, with 67.4 inches of snow per year.