Harmon 61042 Real EstateHarmon is located in Illinois. Harmon, Illinois 61042has a population of 87. Harmon 61042 is more family-centric than the surrounding county with 37.41% of the households containing married families with children. The county average for households married with children is 27.63%. The median household income in Harmon, Illinois 61042 is $45,625. The median household income for the surrounding county is $62,250 compared to the national median of $69,021. The median age of people living in Harmon 61042 is 48.7 years. Harmon WeatherThe average high temperature in July is 83.7 degrees, with an average low temperature in January of 13 degrees. The average rainfall is approximately 37.3 inches per year, with 29.4 inches of snow per year. Harmon MapReal estate near HarmonNearby CitiesNearby Cities Homes for Sale |