Berwick is located in Illinois. Berwick, Illinois has a population of 295. Berwick is less family-centric than the surrounding county with 4.82% of the households containing married families with children. The county average for households married with children is 23.81%.
The median household income in Berwick, Illinois is $77,981. The median household income for the surrounding county is $59,673 compared to the national median of $69,021. The median age of people living in Berwick is 50.1 years.
The average high temperature in July is 85 degrees, with an average low temperature in January of 14.6 degrees. The average rainfall is approximately 38.3 inches per year, with 23.7 inches of snow per year.