Bluffs is a village in Scott County, Illinois, United States. The population was 748 at the 2000 census. It was briefly (1969–1971) the location of the WJJY TV Mast, the tallest structure (1,610 feet tall - 491 m) built to that date in Illinois.
Bluffs is part of the Jacksonville Micropolitan Statistical Area.
Bluffs is located at 39°44′58″N 90°32′6″W / 39.74944°N 90.535°W / 39.74944; -90.535 (39.749376, -90.534884).