Union Hill is located in Illinois. Union Hill, Illinois has a population of 53. Union Hill is more family-centric than the surrounding county with 72.73% of the households containing married families with children. The county average for households married with children is 28.54%.
The median household income in Union Hill, Illinois is $65,625. The median household income for the surrounding county is $56,542 compared to the national median of $57,652. The median age of people living in Union Hill is 24.3 years.
The average high temperature in July is 84.5 degrees, with an average low temperature in January of 15.8 degrees. The average rainfall is approximately 38.6 inches per year, with 23.7 inches of snow per year.