Louviers is a census-designated place in Douglas County, Colorado, United States. The population was 269 at the 2010 census. The Louviers Post Office has the ZIP code 80131.Louviers was laid out by the DuPont Company in 1906, and named after Louviers, the Delaware estate of the Du Pont family. A post office called Louviers has been in operation since 1907.