Hartsville Real EstateHartsville 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 Hartsville real estate agent to arrange a tour today! Hartsville, Pennsylvania has a population of 16,274. The median household income in Hartsville, Pennsylvania is $68,856. The median household income for the surrounding county is $82,031 compared to the national median of $57,652. The median age of people living in Hartsville is 47.3 years. Hartsville WeatherThe average high temperature in July is 84.9 degrees, with an average low temperature in January of 25.5 degrees. The average rainfall is approximately 48.2 inches per year, with 24.7 inches of snow per year. Nearby Homes for Sale |