Rockton is a village in Winnebago County, Illinois. It is located in the Rock River Valley and is part of the Rockford metropolitan area. The population was 7,685 at the time of the 2010 census, up from 5,296 at the time of the 2000 census.

Winnebago County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 285,350 making it the seventh most populous county in Illinois behind Cook County and its five surrounding collar counties. Its county seat is Rockford. Winnebago County is the central county of the Rockford metropolitan area.