Campbell Hill is a village in Jackson County, Illinois, United States. The population was 309 at the 2020 census. Campbell Hill is located in northwestern Jackson County at 37°55′44″N 89°33′1″W / 37.92889°N 89.55028°W. Illinois Route 4 runs through the northeast side of the village, leading northwest 4.5 miles to Willisville and southeast 4 miles to Ava…Campbell Hill is a village in Jackson County, Illinois, United States. The population was 309 at the 2020 census. Campbell Hill is located in northwestern Jackson County at 37°55′44″N 89°33′1″W / 37.92889°N 89.55028°W. Illinois Route 4 runs through the northeast side of the village, leading northwest 4.5 miles to Willisville and southeast 4 miles to Ava. Murphysboro, the Jackson county seat, is 19 miles southeast of Campbell Hill.