James Island is located in South Carolina. James Island, South Carolina has a population of 12,811. James Island is more family-centric than the surrounding county with 25% households with children. The county percentage for households with children is 23%.
The median household income in James Island, South Carolina is $82,173. The median household income for the surrounding county is $64,829 compared to the national median of $61,963. The median age of people living in James Island is 41.5 years.
The average high temperature in July is 88.5 degrees, with an average low temperature in January of 42.4 degrees. The annual precipitation is 46.39.