Grand Detour real estate listings include condos, townhomes, and single family homes for sale. Commercial properties are also available. If you see a property you’re interested in, contact a Grand Detour real estate agent to arrange a tour today!
Grand Detour, Illinois has a population of 7,628.
The median household income in Grand Detour, Illinois is $54,353. The median household income for the surrounding county is $58,319 compared to the national median of $57,652. The median age of people living in Grand Detour is 40.4 years.
The average high temperature in July is 82.2 degrees, with an average low temperature in January of 11.4 degrees. The average rainfall is approximately 37 inches per year, with 29.3 inches of snow per year.