  dix is a village in jefferson county, illinois, united states. the population was 494 at the 2000 census. it is part of the mount vernon micropolitan statistical area. ==geography== dix is located at  (38.440676, -88.942463).{{cite web|url=http://www.census.gov/geo/www/gazetteer/gazette.html|publishe
1869_establishments_in_Illinois Mount_Vernon,_Illinois_micropolitan_area Populated_places_established_in_1869 Villages_in_Illinois Villages_in_Jefferson_County,_Illinois