Harlan Real EstateHarlan is located in Iowa. Harlan, Iowa has a population of 4,912. Harlan is less family-centric than the surrounding county with 24.12% of the households containing married families with children. The county average for households married with children is 30.15%. The median household income in Harlan, Iowa is $50,294. The median household income for the surrounding county is $62,222 compared to the national median of $69,021. The median age of people living in Harlan is 48.1 years. Harlan WeatherThe average high temperature in July is 84.1 degrees, with an average low temperature in January of 10.3 degrees. The average rainfall is approximately 34.4 inches per year, with 27.9 inches of snow per year. Harlan MapReal estate near HarlanNearby CitiesNearby Cities Homes for Sale |