Westport Island Real EstateWestport Island is located in Maine. Westport Island, Maine has a population of 722. Westport Island is less family-centric than the surrounding county with 18.57% of the households containing married families with children. The county average for households married with children is 21.68%. The median household income in Westport Island, Maine is $68,125. The median household income for the surrounding county is $54,041 compared to the national median of $57,652. The median age of people living in Westport Island is 55.4 years. Westport Island WeatherThe average high temperature in July is 76.8 degrees, with an average low temperature in January of 12.4 degrees. The average rainfall is approximately 47.9 inches per year, with 68 inches of snow per year. Westport Island MapReal estate near Westport IslandNearby CitiesNearby Cities Homes for Sale |