River Grove is located in Illinois. River Grove, Illinois has a population of 10,480. River Grove is more family-centric than the surrounding county with 28% households with children. The county percentage for households with children is 26%.
The median household income in River Grove, Illinois is $61,316. The median household income for the surrounding county is $68,916 compared to the national median of $66,222. The median age of people living in River Grove is 40.4 years.
The average high temperature in July is 83.5 degrees, with an average low temperature in January of 14.3 degrees. The annual precipitation is 36.27.