Highland Real EstateHighland is located in Illinois. Highland, Illinois has a population of 10,031. Highland is more family-centric than the surrounding county with 34.96% of the households containing married families with children. The county average for households married with children is 29.92%. The median household income in Highland, Illinois is $52,788. The median household income for the surrounding county is $56,536 compared to the national median of $57,652. The median age of people living in Highland is 38 years. Highland WeatherThe average high temperature in July is 88.4 degrees, with an average low temperature in January of 20.5 degrees. The average rainfall is approximately 42.1 inches per year, with 10.8 inches of snow per year. Highland MapReal estate near HighlandNearby CitiesNearby Cities Homes for Sale |