Castle Hill is located in Maine. Castle Hill, Maine has a population of 338. Castle Hill is less family-centric than the surrounding county with 16.84% of the households containing married families with children. The county average for households married with children is 23.53%.
The median household income in Castle Hill, Maine is $53,523. 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 Castle Hill is 48.9 years.
The average high temperature in July is 77.2 degrees, with an average low temperature in January of 1.2 degrees. The average rainfall is approximately 38.4 inches per year, with 94.9 inches of snow per year.