Mitchell is an unincorporated community and census-designated place (CDP) in Madison County, Illinois, United States. As of the 2020 census, its population was 1,217.
100.0% of residents lived in urban areas, while 0.0% lived in rural areas.
There were 502 households in Mitchell, of which 27.7% had children under the age of 18 living in them. Of all households, 49.8% were married-couple households, 19.3% were households with a male householder and no spouse or partner present, and 25.3% were households with a female householder and no spouse or partner present. About 27.4% of all households were made up of individuals and 11.8% had someone living alone who was 65 years of age or older.