Carbondale Real EstateCarbondale 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 Carbondale real estate agent to arrange a tour today! Carbondale, Iowa has a population of 107,389. The median household income in Carbondale, Iowa is $49,999. The median household income for the surrounding county is $63,530 compared to the national median of $57,652. The median age of people living in Carbondale is 33.9 years. Carbondale WeatherThe average high temperature in July is 85.8 degrees, with an average low temperature in January of 13.8 degrees. The average rainfall is approximately 35.8 inches per year, with 34 inches of snow per year. Nearby Homes for Sale |