Nilwood is located in Illinois. Nilwood, Illinois has a population of 162. Nilwood is less family-centric than the surrounding county with 22% households with children. The county percentage for households with children is 26%.
The median household income in Nilwood, Illinois is $78,026. The median household income for the surrounding county is $56,452 compared to the national median of $66,222. The median age of people living in Nilwood is 46.5 years.
The average high temperature in July is 87.3 degrees, with an average low temperature in January of 17.4 degrees. The annual precipitation is 38.59.