About This Place
East Alton is a village in Madison County, Illinois, United States. The population was 6,830 at the 2000 census.
East Alton is located at 38°53′0″N 90°6′22″W / 38.883333°N 90.10611°W / 38.883333; -90.10611 (38.883397, -90.106113).
According to the United States Census Bureau, the village has a total area of 5.6 square miles (14.6 km²), of which, 5.5 square miles (14.2 km²) of it is land and 0.1 square miles (0.3 km²) of it (2.31%) is water.