Louviers is a census-designated place (CDP) in Douglas County, Colorado, United States. The population was 269 at the 2010 census. The Louviers Post Office has the ZIP code 80131.
Louviers is located in northwestern Douglas County at 39°28′35″N 105°0′1″W (39.476447, -105.000317). Its eastern border isU.S. Route 85, which leads north 20 miles (32 km) to the center of Denver and southeast 12 miles (19 km) to Castle Rock, the Douglas County seat.
According to the United States Census Bureau, the CDP has a total area of 1.6 square miles (4.1 km2), all of it land. Louviers is in the valley of Plum Creek, a north-flowing tributary of the South Platte River.