Holcomb is located in Illinois. Holcomb, Illinois has a population of 156. Holcomb is less family-centric than the surrounding county with 8.33% of the households containing married families with children. The county average for households married with children is 27.12%.
The median household income in Holcomb, Illinois is $51,250. The median household income for the surrounding county is $67,534 compared to the national median of $69,021. The median age of people living in Holcomb is 43.3 years.
The average high temperature in July is 83.4 degrees, with an average low temperature in January of 12.2 degrees. The average rainfall is approximately 36.8 inches per year, with 30.5 inches of snow per year.
