Thornton is a village in Cook County, Illinois, United States, and a south suburb of Chicago. The population was 2,386 at the 2020 census. Thornton is home to the Thornton Quarry, one of the largest quarries in the world.
Thornton is a village in Cook County, Illinois, United States, and a south suburb of Chicago. The population was 2386 at the 2020 census. Thornton is home to the Thornton Quarry, one of the largest quarries in the world.