Charleston Real EstateCharleston is located in Oregon. Charleston, Oregon has a population of 8,035. The median household income in Charleston, Oregon is $43,173. The median household income for the surrounding county is $40,848 compared to the national median of $57,652. The median age of people living in Charleston is 41.8 years. Charleston WeatherThe average high temperature in July is 84.3 degrees, with an average low temperature in January of 37.4 degrees. The average rainfall is approximately 47.8 inches per year, with 0 inches of snow per year. Charleston MapReal estate near CharlestonNearby CitiesNearby Cities Homes for Sale |