Grant Park is located in Illinois. Grant Park, Illinois has population of 1,364. Grant Park is more family-centric than the surrounding county with 30% of the households with children.
The median household income in Grant Park, Illinois is $58,856. The median household income for the surrounding county is $60,559 compared to the national median of $66,222. The median age of people living in Grant Park is 40.5 years.
The average high temperature in July is 85.54 degrees, with an average low temperature in January of 12.19 degrees. The annual precipitation is 39.91.