River Grove Real EstateRiver Grove is located in Illinois. River Grove, Illinois has a population of 10,232. River Grove is more family-centric than the surrounding county with 34.86% of the households containing married families with children. The county average for households married with children is 30.49%. The median household income in River Grove, Illinois is $46,910. The median household income for the surrounding county is $59,426 compared to the national median of $57,652. The median age of people living in River Grove is 40 years. River Grove WeatherThe average high temperature in July is 84.1 degrees, with an average low temperature in January of 17.6 degrees. The average rainfall is approximately 38.2 inches per year, with 34.8 inches of snow per year. River Grove MapReal estate near River GroveNearby CitiesNearby Cities Homes for Sale |