Deer Isle Real EstateDeer Isle is located in Maine. Deer Isle, Maine has a population of 2,069. Deer Isle is less family-centric than the surrounding county with 20.17% of the households containing married families with children. The county average for households married with children is 24.5%. The median household income in Deer Isle, Maine is $56,111. The median household income for the surrounding county is $51,438 compared to the national median of $57,652. The median age of people living in Deer Isle is 55.6 years. Deer Isle WeatherThe average high temperature in July is 78.8 degrees, with an average low temperature in January of 2.2 degrees. The average rainfall is approximately 47.5 inches per year, with 66.5 inches of snow per year. Deer Isle MapReal estate near Deer IsleNearby CitiesNearby Cities Homes for Sale |