Wadmalaw Island is located in South Carolina. Wadmalaw Island, South Carolina has a population of 2,796. Wadmalaw Island is less family-centric than the surrounding county with 19% households with children. The county percentage for households with children is 23%.
The median household income in Wadmalaw Island, South Carolina is $62,885. The median household income for the surrounding county is $70,500 compared to the national median of $66,222. The median age of people living in Wadmalaw Island is 50 years.
The average high temperature in July is 89.01 degrees, with an average low temperature in January of 40.18 degrees. The annual precipitation is 47.9.