Ridgway is a village in Ridgway and North Fork Townships, Gallatin County, Illinois, United States. As of the 2020 census, the population was 851. As of 2021, Nancy Kitchens was the town mayor. Ridgway was established in 1866 as a construction camp along what would become the Springfield and Illinois South Eastern Railway. It was named for the r…Ridgway is a village in Ridgway and North Fork Townships, Gallatin County, Illinois, United States. As of the 2020 census, the population was 851. As of 2021, Nancy Kitchens was the town mayor. Ridgway was established in 1866 as a construction camp along what would become the Springfield and Illinois South Eastern Railway. It was named for the railroad's president, Thomas S. Ridgway.