Lillie is a village in Union Parish, Louisiana, United States. The population was 139 at the 2000 census. It is part of the Monroe Metropolitan Statistical Area.
According to a 2007 report, Lillie was named one of the 10 worst speed traps in the state of Louisiana. Lillie made 85.59% of its revenue, an average of roughly $508 per capita population, from fines and forfeitures in the 2005 fiscal year.
Lillie is located at 32°55′13″N 92°39′42″W / 32.92028°N 92.66167°W / 32.92028; -92.66167 (32.920319, -92.661563).