About Sicily Island, LASicily Island is located in Louisiana. Sicily Island, Louisiana has a population of 418. Sicily Island is more family-centric than the surrounding county with 34% households with children. The county percentage for households with children is 26%. The median household income in Sicily Island, Louisiana is $31,442. The median household income for the surrounding county is $37,199 compared to the national median of $57,525. The median age of people living in Sicily Island is 38.1 years. Sicily Island WeatherThe average high temperature in July is 92.16 degrees, with an average low temperature in January of 36.4 degrees. The annual precipitation is 58.36. Sicily Island MapSicily Island real estate officesReal estate near Sicily IslandNearby CitiesNearby Cities Homes for Sale |