Hartsburg Real EstateHartsburg is located in Illinois. Hartsburg, Illinois has a population of 299. Hartsburg is less family-centric than the surrounding county with 27.5% of the households containing married families with children. The county average for households married with children is 30.84%. The median household income in Hartsburg, Illinois is $53,000. The median household income for the surrounding county is $58,271 compared to the national median of $57,652. The median age of people living in Hartsburg is 41.9 years. Hartsburg WeatherThe average high temperature in July is 85.7 degrees, with an average low temperature in January of 18 degrees. The average rainfall is approximately 38.7 inches per year, with 18 inches of snow per year. Hartsburg MapReal estate near HartsburgNearby CitiesNearby Cities Homes for Sale |