Johns Island Real EstateThe median home value in Johns Island, SC is $586,500. This is higher than the county median home value of $343,100. The national median home value is $219,700. The average price of homes sold in Johns Island, SC is $586,500. Approximately 56.56% of Johns Island homes are owned, compared to 22.94% rented, while 20.5% are vacant. Johns Island real estate listings include condos, townhomes, and single family homes for sale. Commercial properties are also available. If you see a property you’re interested in, contact a Johns Island real estate agent to arrange a tour today! Johns Island, South Carolina has a population of 21,990. Johns Island is less family-centric than the surrounding county with 22.29% of the households containing married families with children. The county average for households married with children is 26.66%. The median household income in Johns Island, South Carolina is $73,923. The median household income for the surrounding county is $57,882 compared to the national median of $57,652. The median age of people living in Johns Island is 48.2 years. Johns Island WeatherThe average high temperature in July is 87.6 degrees, with an average low temperature in January of 42.8 degrees. The average rainfall is approximately 49.1 inches per year, with 0 inches of snow per year. Nearby Homes for Sale |