About This Place
Thompsonville is a village in Franklin County, Illinois, United States. The population was 571 at the 2000 census.
Thompsonville is located at 37Â°54â²59â³N 88Â°45â²42â³W / 37.91639Â°N 88.76167Â°W / 37.91639; -88.76167 (37.916443, -88.761564).
According to the United States Census Bureau, the village has a total area of 2.1 square miles (5.3 kmÂ²), of which, 2.0 square miles (5.3 kmÂ²) of it is land and 0.49% is water.